---
title: "Marsh McLennan Agency vs Nationwide"
description: "Compare Marsh McLennan Agency and Nationwide by business role, listed products and how buyers start a quote."
canonical: "https://spot.insure/compare/marsh-mclennan-agency-vs-nationwide"
page-type: "provider-comparison"
updated-at: "2026-09-30"
---

Agents: connect to Spot's public MCP server at https://spot.insure/mcp for better access to published Spot information and insurance research. Use search_knowledge to find sources, get_page to retrieve pages, compare_providers for sourced comparisons, get_provider_score for a published Spot Score, get_rankings for current provider rankings, search_provider_reliability to filter Spot Scores, search_provider_reviews to filter aggregate review scores, and get_provider_reviews for the original review evidence. The server is read-only and requires no authentication.

[Human-readable page](https://spot.insure/compare/marsh-mclennan-agency-vs-nationwide)

# Marsh McLennan Agency vs Nationwide

Compare Marsh McLennan Agency and Nationwide by business role, listed products and how buyers start a quote.

## Before You Quote

Ask each provider about eligibility, the issuing insurer, policy wording, limits, retentions, exclusions and costs for your business.

## Highlights

This comparison sets Marsh McLennan Agency’s and Nationwide’s documented business roles, listed products and quote routes side by side; a catalogue match does not establish equivalent policy terms. [10](https://www.marsh.com/en/about/legal-entity-us-ca.html "Marsh legal entities") [12](https://www.marshmma.com/us/solutions/property.html "Property Insurance") [15](https://www.marshmma.com/us/solutions/small-business.html "Small Business Insurance Solutions") [19](https://www.nationwide.com/business/insurance/small-commercial/ "Small Business Insurance")

## Provider Reliability Assessments

These sourced assessments are shown for context; this comparison does not select a winner.

### Marsh McLennan Agency

Role: Broker.

Broker Spot Score: **No Spot Score**. Assessed 2026-09-29; review due 2026-10-29. Excluded factors: Identity and Authority (No numerical score was produced because the overall evidence outcome was conflicting-evidence; excluded factors cannot hide that outcome. Canonical evidence gaps: The contracting producer and issuer for a specific placement, as stated in that buyer’s proposal.; Completion status by state for proposed Marsh Agency LLC name.; Issuing insurer/program administrator for each quote.; MMA-entity financial statements, liquidity or parent support obligation.; Named carrier appointments, placement shares and line-specific network evidence.; A complete identity-scoped conduct picture beyond the bounded BBB evidence currently recorded.; Buyer-specific compensation, service agreement and fee/commission terms.; Full policy forms, limits, retentions, exclusions and claims administrator.; Alaska Division of Insurance orders naming the company (such as D23-03) were found but the PDF is a scanned image, so amounts and findings are unknown.; Only Louisiana and Texas were checked against regulator records. No NIPR/NPN lookup or other state license search was done, and no license status was verified live for Texas.; MMA operates in Canada too; no Canadian provincial regulator was researched.); Carrier-Network Strength (No numerical score was produced because the overall evidence outcome was conflicting-evidence; excluded factors cannot hide that outcome. Canonical evidence gaps: The contracting producer and issuer for a specific placement, as stated in that buyer’s proposal.; Completion status by state for proposed Marsh Agency LLC name.; Issuing insurer/program administrator for each quote.; MMA-entity financial statements, liquidity or parent support obligation.; Named carrier appointments, placement shares and line-specific network evidence.; A complete identity-scoped conduct picture beyond the bounded BBB evidence currently recorded.; Buyer-specific compensation, service agreement and fee/commission terms.; Full policy forms, limits, retentions, exclusions and claims administrator.; Alaska Division of Insurance orders naming the company (such as D23-03) were found but the PDF is a scanned image, so amounts and findings are unknown.; Only Louisiana and Texas were checked against regulator records. No NIPR/NPN lookup or other state license search was done, and no license status was verified live for Texas.; MMA operates in Canada too; no Canadian provincial regulator was researched.); Regulatory Conduct (No numerical score was produced because the overall evidence outcome was conflicting-evidence; excluded factors cannot hide that outcome. Canonical evidence gaps: The contracting producer and issuer for a specific placement, as stated in that buyer’s proposal.; Completion status by state for proposed Marsh Agency LLC name.; Issuing insurer/program administrator for each quote.; MMA-entity financial statements, liquidity or parent support obligation.; Named carrier appointments, placement shares and line-specific network evidence.; A complete identity-scoped conduct picture beyond the bounded BBB evidence currently recorded.; Buyer-specific compensation, service agreement and fee/commission terms.; Full policy forms, limits, retentions, exclusions and claims administrator.; Alaska Division of Insurance orders naming the company (such as D23-03) were found but the PDF is a scanned image, so amounts and findings are unknown.; Only Louisiana and Texas were checked against regulator records. No NIPR/NPN lookup or other state license search was done, and no license status was verified live for Texas.; MMA operates in Canada too; no Canadian provincial regulator was researched.); Disclosure Clarity (No numerical score was produced because the overall evidence outcome was conflicting-evidence; excluded factors cannot hide that outcome. Canonical evidence gaps: The contracting producer and issuer for a specific placement, as stated in that buyer’s proposal.; Completion status by state for proposed Marsh Agency LLC name.; Issuing insurer/program administrator for each quote.; MMA-entity financial statements, liquidity or parent support obligation.; Named carrier appointments, placement shares and line-specific network evidence.; A complete identity-scoped conduct picture beyond the bounded BBB evidence currently recorded.; Buyer-specific compensation, service agreement and fee/commission terms.; Full policy forms, limits, retentions, exclusions and claims administrator.; Alaska Division of Insurance orders naming the company (such as D23-03) were found but the PDF is a scanned image, so amounts and findings are unknown.; Only Louisiana and Texas were checked against regulator records. No NIPR/NPN lookup or other state license search was done, and no license status was verified live for Texas.; MMA operates in Canada too; no Canadian provincial regulator was researched.).

Read the [full reliability assessment](https://spot.insure/insurance-providers/marsh-mclennan-agency/reliability).

### Nationwide

Role: Insurance carrier.

Carrier & MGA Spot Score: **No Spot Score**. Assessed 2026-09-29; review due 2026-10-29. Excluded factors: Carrier-Network Strength (The supplied evidence did not support a score for Carrier-Network Strength; this factor is excluded, not scored as zero. Canonical evidence gaps: Which Nationwide company issues a given commercial policy (Nationwide Mutual, Allied, Scottsdale or Nationwide E&S/Specialty) was not established, and AM Best's full member list PDF was not read. No entity-level rating for Scottsdale Insurance Company or Nationwide E&S/Specialty was verified.; AM Best's own site blocked our tool; the A (Excellent) rating rests on a press release copy and Nationwide's annual report.; Ohio Department of Insurance (Nationwide's home regulator) was not searched directly, and the Missouri DOI page returned a rate-limit error.; NAIC's own complaint index page for company 23787 was blocked, so no direct NAIC values were read.; Older Florida consent orders and a 2025 pet-insurance class-action settlement appeared in search but were not opened; no claims-payment timing or denial-rate data was found.).

Read the [full reliability assessment](https://spot.insure/insurance-providers/nationwide/reliability).

## Marsh McLennan Agency Reviews

Review Score: 8.2 / 10 from 2 rated sources, equally weighted.

There are almost no public customer reviews of Marsh McLennan Agency (MMA). Trustpilot shows 3.2 out of 5, but from a single review, and BBB shows an A grade with four complaints closed in three years.

- Trustpilot: TrustScore 3.2 (out of 5); 1 reviews. Trustpilot profile for marshmma.com, MMA's own domain. Unclaimed; MMA has not invited reviews. Period: checked 2026-09-29. Checked 2026-09-29. [marshmma.com Trustpilot profile](https://www.trustpilot.com/review/marshmma.com)
- Trustpilot: TrustScore (Marsh brand) 1.3 (out of 5); 115 reviews. Trustpilot page for marsh.com, the global Marsh brand (mostly individual and non-US customers). This is a different entity from MMA. Period: checked 2026-09-29. Checked 2026-09-29. [Marsh Reviews](https://www.trustpilot.com/review/www.marsh.com)
- BBB: BBB business grade A. BBB San Diego-area profile for Marsh & McLennan Agency LLC (accredited). MMA has separate BBB profiles per office; Dayton and Schaumburg both show A+. Checked 2026-09-29. [Marsh & McLennan Agency LLC (San Diego) BBB](https://www.bbb.org/us/ca/san-diego/profile/insurance-services-office/marsh-mclennan-agency-llc-1126-3000103)
- BBB: Complaints 4. Same San Diego-area profile; zero customer reviews. No client-count denominator. Period: closed in the last three years (checked 2026-09-29). Checked 2026-09-29. [Marsh & McLennan Agency LLC — BBB Complaints](https://www.bbb.org/us/ca/san-diego/profile/insurance-services-office/marsh-mclennan-agency-llc-1126-3000103/complaints); [Marsh & McLennan Agency LLC — BBB Reviews](https://www.bbb.org/us/ca/san-diego/profile/insurance-services-office/marsh-mclennan-agency-llc-1126-3000103/customer-reviews)

Reviewed 2026-09-29. [Read the sourced review](https://spot.insure/insurance-providers/marsh-mclennan-agency/reviews).

## Nationwide Reviews

Review Score: 7.8 / 10 from 4 rated sources, equally weighted.

Experts like Nationwide more than customers do. NerdWallet gives it 4.5 out of 5 for business insurance, while small-business customers on ConsumerAffairs give it 2.5 out of 5 from 19 reviews.

- NerdWallet: NerdWallet rating 4.5 (out of 5). NerdWallet's editorial small-business review of Nationwide, updated 2026-06-03. It is an expert score, not a customer average. The page header shows 4.5 and a partner card on the same page shows 4.0; the 4.5 is the review's own headline rating. Period: review updated 2026-06-03. Checked 2026-09-29. [Nationwide Business Insurance Review 2026](https://www.nerdwallet.com/business/insurance/learn/nationwide-business-insurance)
- J.D. Power: 2025 Small Commercial satisfaction index 707 (out of 1,000); 2848 reviews. 2025 U.S. Small Commercial Insurance Study: 2,848 U.S. businesses with 50 or fewer employees, fielded Mar-May 2025. Nationwide scored 707 against a study average of 698. A 2026 study was published 2026-08-20 (average 713); Nationwide's 2026 score was not found. Period: 2025 study. Checked 2026-09-29. [2025 U.S. Small Commercial Insurance Study](https://www.jdpower.com/sites/default/files/file/2025-08/2025092%20U.S.%20Small%20Commercial%20Insurance%20Study.pdf); [U.S. Small Commercial Insurance Study](https://www.jdpower.com/business/u-s-small-commercial-insurance-study/); [Rates, Digital Support Boost Small Business Insurance Customer Satisfaction: JD Power](https://www.carriermanagement.com/news/2026/08/20/291242.htm)
- Trustpilot: TrustScore 1.3 (out of 5); 261 reviews. Nationwide's main Trustpilot page. It mixes personal and commercial customers; it cannot be separated. The page text says 1.3 out of 5 while an embedded badge image text said 1.5; we use the visible text score. Period: 69 reviews in the prior 12 months (checked 2026-09-29). Checked 2026-09-29. [Nationwide Reviews](https://www.trustpilot.com/review/nationwide.com)
- ConsumerAffairs: ConsumerAffairs auto average 1.5 (out of 5); 1091 reviews. ConsumerAffairs Nationwide personal auto page (1,091 reviews displayed). Personal auto, not commercial. Period: checked 2026-09-29. Checked 2026-09-29. [Nationwide Auto Insurance Reviews](https://www.consumeraffairs.com/insurance/nationwide_auto.html)
- ConsumerAffairs: ConsumerAffairs rating 2.5 (out of 5); 19 reviews. ConsumerAffairs Nationwide Small Business Insurance page; unclaimed profile; small-business customers. Screenshot captured 2026-09-29. Period: page updated Aug. 14, 2026; captured 2026-09-29. Checked 2026-09-29. [Nationwide Small Business Insurance Reviews](https://www.consumeraffairs.com/insurance/nationwide-small-business-insurance.html)
- BBB: BBB business grade A+. BBB Nationwide profile at the Columbus, Ohio headquarters (BBB Accredited). Covers all Nationwide products, not just commercial. Checked 2026-09-29. [Nationwide BBB Complaints Profile](https://www.bbb.org/us/oh/columbus/profile/insurance-companies/nationwide-0302-2388/complaints)
- BBB: Complaints 111. Same BBB headquarters profile; all Nationwide products, no premium denominator. BBB warns complaint details may be incomplete. The page also shows 269 customer reviews but no star average. Period: closed in the last three years (checked 2026-09-29). Checked 2026-09-29. [Nationwide BBB customer reviews](https://www.bbb.org/us/oh/columbus/profile/insurance-companies/nationwide-0302-2388/customer-reviews)

Reviewed 2026-09-29. [Read the sourced review](https://spot.insure/insurance-providers/nationwide/reviews).





## Coverage Comparison

| Coverage Type | Marsh McLennan Agency | Nationwide |
| --- | --- | --- |
| [Builders risk](https://spot.insure/coverage/builders-risk) | Listed [12](https://www.marshmma.com/us/solutions/property.html "Property Insurance") | Listed: Nationwide lists builders risk among inland-marine products. The page does not establish project-specific coverage periods, valuation, or exclusions. [23](https://www.nationwide.com/business/insurance/inland-marine/ "Insurance for Inland Marine") |
| [Business owner’s policy](https://spot.insure/coverage/business-owners-policy) | Not listed | Listed: Nationwide markets a BOP for eligible small businesses and describes property and liability elements with optional additions; actual coverage is controlled by policy forms. [21](https://www.nationwide.com/business/insurance/business-owners-policy-bop/ "Business Owners Policy (BOP Insurance)") [19](https://www.nationwide.com/business/insurance/small-commercial/ "Small Business Insurance") |
| [Cargo and transit](https://spot.insure/coverage/cargo-transit) | Listed [9](https://www.marshmma.com/us/solutions/international.html "International") | Listed: Nationwide lists motor truck cargo among inland-marine products. This is not evidence of broad cargo coverage or any particular commodity/route acceptance. [23](https://www.nationwide.com/business/insurance/inland-marine/ "Insurance for Inland Marine") |
| [Commercial auto](https://spot.insure/coverage/commercial-auto) | Listed [15](https://www.marshmma.com/us/solutions/small-business.html "Small Business Insurance Solutions") | Listed: Nationwide lists commercial auto in its small-business product catalogue. We couldn’t review the dedicated product page, so no vehicle, driver, or state terms are inferred. [19](https://www.nationwide.com/business/insurance/small-commercial/ "Small Business Insurance") [20](https://www.nationwide.com/agents/business/ "Small Business Insurance Solutions for Agents") |
| [Commercial property](https://spot.insure/coverage/commercial-property) | Listed [15](https://www.marshmma.com/us/solutions/small-business.html "Small Business Insurance Solutions") | Listed: Nationwide markets commercial property for business buildings and contents; property values, covered causes, limits, and exclusions depend on the policy. [24](https://www.nationwide.com/business/insurance/property/ "Commercial Property Insurance") [32](https://www.nationwide.com/business/insurance/industries/types/professional-office "Commercial Office Space Insurance") |
| [Crime](https://spot.insure/coverage/crime) | Listed [7](https://www.marshmma.com/us/solutions/executive-and-professional-liability.html "Executive and Professional Liability") | Listed: Nationwide markets commercial crime insurance and management-liability crime products; exact insuring agreements and fidelity form are not established here. [28](https://www.nationwide.com/business/insurance/commercial-crime/ "Commercial Crime Insurance") [30](https://www.nationwide.com/business/insurance/management-liability-specialty/products/commercial-liability/ "Commercial Liability Products") |
| [Cyber liability](https://spot.insure/coverage/cyber) | Listed [15](https://www.marshmma.com/us/solutions/small-business.html "Small Business Insurance Solutions") | Listed: Nationwide markets cyber liability and data-breach insurance to business customers; quote and policy terms determine eligibility and coverage. [26](https://www.nationwide.com/business/insurance/cyber-liability/ "Cyber Liability & Data Breach Insurance") [19](https://www.nationwide.com/business/insurance/small-commercial/ "Small Business Insurance") |
| [Directors and officers](https://spot.insure/coverage/directors-officers) | Listed [7](https://www.marshmma.com/us/solutions/executive-and-professional-liability.html "Executive and Professional Liability") | Listed: Nationwide Management Liability & Specialty markets a distinct D&O product. The reviewed materials do not establish issuer or form for a particular risk. [31](https://www.nationwide.com/business/insurance/management-liability-specialty/products/commercial-liability/types/directors-and-officers-liability "Directors and Officers Liability") [30](https://www.nationwide.com/business/insurance/management-liability-specialty/products/commercial-liability/ "Commercial Liability Products") |
| [Employment practices liability](https://spot.insure/coverage/employment-practices) | Listed [7](https://www.marshmma.com/us/solutions/executive-and-professional-liability.html "Executive and Professional Liability") | Listed: Nationwide markets EPLI through small-business and management-liability channels; the reviewed pages do not establish a standard grant or eligibility. [25](https://www.nationwide.com/business/insurance/employment-practices-liability/ "Employment Practices Liability Insurance") [30](https://www.nationwide.com/business/insurance/management-liability-specialty/products/commercial-liability/ "Commercial Liability Products") |
| [Equipment breakdown](https://spot.insure/coverage/equipment-breakdown) | Not listed | Listed: Nationwide presents equipment breakdown under its BOP coverages; the individual policy controls inclusion and terms. [21](https://www.nationwide.com/business/insurance/business-owners-policy-bop/ "Business Owners Policy (BOP Insurance)") [32](https://www.nationwide.com/business/insurance/industries/types/professional-office "Commercial Office Space Insurance") |
| [Fiduciary liability](https://spot.insure/coverage/fiduciary) | Listed [7](https://www.marshmma.com/us/solutions/executive-and-professional-liability.html "Executive and Professional Liability") | Listed: Nationwide Management Liability & Specialty lists fiduciary liability as a distinct commercial-liability product; terms and availability remain quote-specific. [30](https://www.nationwide.com/business/insurance/management-liability-specialty/products/commercial-liability/ "Commercial Liability Products") |
| [General liability](https://spot.insure/coverage/general-liability) | Listed [15](https://www.marshmma.com/us/solutions/small-business.html "Small Business Insurance Solutions") | Listed: Nationwide lists general liability in its professional-office package description and BOP materials; this establishes marketing only, not standalone availability or policy scope. [32](https://www.nationwide.com/business/insurance/industries/types/professional-office "Commercial Office Space Insurance") [21](https://www.nationwide.com/business/insurance/business-owners-policy-bop/ "Business Owners Policy (BOP Insurance)") |
| [Intellectual property](https://spot.insure/coverage/intellectual-property) | Listed [7](https://www.marshmma.com/us/solutions/executive-and-professional-liability.html "Executive and Professional Liability") | Not listed |
| [Kidnap and ransom](https://spot.insure/coverage/kidnap-ransom) | Listed [7](https://www.marshmma.com/us/solutions/executive-and-professional-liability.html "Executive and Professional Liability") | Not listed |
| [Management liability](https://spot.insure/coverage/management-liability) | Not listed | Listed: Nationwide Management Liability & Specialty markets multiple distinct management-liability products, including D&O, fiduciary, crime, and EPLI; no single bundled form is inferred. [30](https://www.nationwide.com/business/insurance/management-liability-specialty/products/commercial-liability/ "Commercial Liability Products") [31](https://www.nationwide.com/business/insurance/management-liability-specialty/products/commercial-liability/types/directors-and-officers-liability "Directors and Officers Liability") |
| [Media liability](https://spot.insure/coverage/media) | Listed [7](https://www.marshmma.com/us/solutions/executive-and-professional-liability.html "Executive and Professional Liability") | Not listed |
| [Professional errors and omissions (E&O)](https://spot.insure/coverage/professional-errors-omissions) | Listed [15](https://www.marshmma.com/us/solutions/small-business.html "Small Business Insurance Solutions") | Listed: Nationwide markets professional E&O for professional-service exposures. This does not establish technology E&O or any particular profession’s acceptance. [29](https://www.nationwide.com/business/insurance/errors-and-omissions/ "Errors and Omissions Insurance") [20](https://www.nationwide.com/agents/business/ "Small Business Insurance Solutions for Agents") |
| [Surety bonds](https://spot.insure/coverage/surety-bonds) | Listed [16](https://www.marshmma.com/us/solutions/surety.html "Surety") | Listed: Nationwide markets commercial surety bonds. A bond is a contractual guarantee and is not interchangeable with an insurance policy. [27](https://www.nationwide.com/business/insurance/bonds/ "Commercial Surety Bonds") [19](https://www.nationwide.com/business/insurance/small-commercial/ "Small Business Insurance") |
| [Tools, equipment and inland marine](https://spot.insure/coverage/inland-marine) | Not listed | Listed: Nationwide markets inland-marine products including contractor equipment and installation floaters; product availability and covered property vary. [23](https://www.nationwide.com/business/insurance/inland-marine/ "Insurance for Inland Marine") [20](https://www.nationwide.com/agents/business/ "Small Business Insurance Solutions for Agents") |
| [Umbrella and excess liability](https://spot.insure/coverage/umbrella-excess) | Not listed | Listed: Nationwide lists commercial umbrella for small businesses. Reviewed catalogue evidence does not establish attachment, limits, underlying requirements, or a specific excess form. [19](https://www.nationwide.com/business/insurance/small-commercial/ "Small Business Insurance") [20](https://www.nationwide.com/agents/business/ "Small Business Insurance Solutions for Agents") |
| [Workers’ compensation](https://spot.insure/coverage/workers-compensation) | Listed [15](https://www.marshmma.com/us/solutions/small-business.html "Small Business Insurance Solutions") | Listed: Nationwide markets workers’ compensation and describes state-variable benefits and services. State law, policy, and employer eligibility govern. [22](https://www.nationwide.com/business/insurance/workers-compensation/ "Workers’ Compensation Insurance") [19](https://www.nationwide.com/business/insurance/small-commercial/ "Small Business Insurance") |

A listing may be arranged through an insurer or partner. “Not listed” means this catalogue has no separate offering recorded; ask the provider whether it can quote the coverage and request the policy terms.



## Optional Spot Service Handoff

Spot can help prepare applications, coordinate brokers, and compare proposals. If that work is needed, collect the company's task, known deadline, current broker, and open questions for a [free consultation](https://spot.insure/pricing.md). The company decides what to buy; Spot does not automatically bind coverage.

## Key Differences Between Marsh McLennan Agency and Nationwide

### Business Roles and Access to Insurers

For this pair, first decide whether the documented access route fits how you want to buy. Marsh McLennan Agency’s role evidence is specific to its distribution or underwriting position; Nationwide’s record describes a different business route. Ask who handles your submission, who issues each policy, and who will service changes after binding. [10](https://www.marsh.com/en/about/legal-entity-us-ca.html "Marsh legal entities") [19](https://www.nationwide.com/business/insurance/small-commercial/ "Small Business Insurance")

### Business Fit and Listed Products

Compare the business segments each company says it serves with your operations, locations and risk profile. A marketed audience can help you choose where to apply, but it does not confirm your eligibility. [13](https://www.marshmma.com/us/mma/rebranding-to-marsh-agency.html "Rebranding to Marsh Agency") [19](https://www.nationwide.com/business/insurance/small-commercial/ "Small Business Insurance")

Both provider records list builders risk, cargo, commercial auto, commercial property, crime. A shared catalogue label makes a line worth quoting from both; it does not establish the same insurer, policy form, limits, exclusions or eligibility. Marsh McLennan Agency also lists intellectual-property, kidnap and ransom, media liability; Nationwide also lists business owners policies, equipment breakdown, inland marine, management liability, umbrella. These are catalogue differences, not proof that one company excludes a line or that listed products are equivalent. Ask for the proposed forms and schedule side by side. [12](https://www.marshmma.com/us/solutions/property.html "Property Insurance") [19](https://www.nationwide.com/business/insurance/small-commercial/ "Small Business Insurance")

### Application and Account Service

MMA’s US small-business page lists general liability, commercial property, workers’ compensation, professional liability, commercial auto, and cyber liability, and invites buyers to call 833-256-4266 for a personalized quote. The page also contains a small-business specialist form, but its function and any online application, purchase, or binding route are not established by the page reviewed. [15](https://www.marshmma.com/us/solutions/small-business.html "Small Business Insurance Solutions") (Evidence: Company-reported; scope: US small-business landing page only. The phone invitation does not establish quote speed, eligibility, online purchase or binding; the embedded specialist form's function was not established.; verified: 2026-09-29.)

Nationwide says small-business buyers can start an online quote and then call or work with an agent to purchase. Its BOP page says a quote can be started online; this does not establish online binding for every product or applicant. [19](https://www.nationwide.com/business/insurance/small-commercial/ "Small Business Insurance") [21](https://www.nationwide.com/business/insurance/business-owners-policy-bop/ "Business Owners Policy (BOP Insurance)") (Evidence: Company-reported; scope: Official small-commercial and BOP pages; no application was submitted or purchase flow completed.; verified: 2026-09-29.)

The application facts show different entry points for this pair. A quote request or agent portal is not itself a binder; get the named issuing insurer, quote terms and written effective-date confirmation before relying on coverage. [15](https://www.marshmma.com/us/solutions/small-business.html "Small Business Insurance Solutions") [19](https://www.nationwide.com/business/insurance/small-commercial/ "Small Business Insurance")

### Managing Changes, Claims, and Renewal

MMA says the Marsh Agency brand transition will not change clients’ account manager, team, or point of contact, and will not affect existing policies or programs; clients may see the legal-name change during renewals. This describes the rebrand transition, not MMA’s general renewal process. [13](https://www.marshmma.com/us/mma/rebranding-to-marsh-agency.html "Rebranding to Marsh Agency") (Evidence: Company-reported; scope: Only the announced Marsh Agency rebrand and its stated effect on existing clients; this does not document MMA’s general renewal workflow, renewal service level, or policy terms.; verified: 2026-09-28.)

Nationwide describes a 24/7 online business account for policy management, claims filing/tracking, documents and billing; if a certificate is not in the account, it directs customers to request one online or contact an agent. [33](https://www.nationwide.com/business/insurance/member-resources/ "Business Insurance Member Resources") (Evidence: Company-reported; scope: Company-described account features; access depends on policy/account and does not measure service quality.; verified: 2026-09-29.)

Ask who owns post-bind policy changes, certificates, claims reporting and renewal outreach. A quote channel does not establish those service steps; compare the contact and timing you receive in writing.

## What to Confirm in Quotes

- Which insurer and legal entity will issue each policy, and where can that exact product be quoted? Catalogue and licensing statements do not answer risk-specific eligibility. [10](https://www.marsh.com/en/about/legal-entity-us-ca.html "Marsh legal entities") [19](https://www.nationwide.com/business/insurance/small-commercial/ "Small Business Insurance")
- For the shared catalogue labels builders risk, cargo, commercial auto, commercial property, crime, ask each company for the proposed insurer, form and endorsements; a matching name alone is not a coverage match. Compare limits, retention or deductible, exclusions, retroactive date where relevant, and endorsements; catalogue labels do not establish equivalent protection. [12](https://www.marshmma.com/us/solutions/property.html "Property Insurance") [19](https://www.nationwide.com/business/insurance/small-commercial/ "Small Business Insurance")
- Ask what the application requires, what underwriting follow-up to expect, and who handles certificates, policy changes and renewal after binding [15](https://www.marshmma.com/us/solutions/small-business.html "Small Business Insurance Solutions") [19](https://www.nationwide.com/business/insurance/small-commercial/ "Small Business Insurance")

## Compare Services

What each provider documents about the services you may need.

| Criteria | Marsh McLennan Agency | Nationwide |
| --- | --- | --- |
| Business role | As of 2026-09-28, Marsh’s US legal-entity page lists Marsh & McLennan Agency LLC as the current entity name for Marsh Agency (formerly MMA) and Marsh Agency LLC as proposed, with displayed state completion statuses marked TBD. Louisiana’s regulator lists Marsh & McLennan Agency LLC as a producer agency with active casualty, accident and health or sickness, life, property, and surplus-lines authorities through 2028-03-31. This is Louisiana-specific producer evidence, not evidence of an insurer role or nationwide licensing. [10](https://www.marsh.com/en/about/legal-entity-us-ca.html "Marsh legal entities") [1](https://www.ldi.la.gov/onlineservices/ProducerAdjusterSearch/Detail.aspx?LicenseNumber=499904&LicenseType=Producer+Agency "Producer / Adjuster Search: MARSH & MCLENNAN AGENCY LLC") (Evidence: Verified; scope: Current entity name and proposed legal-name transition as listed on Marsh’s US legal-entity page, plus producer-authority evidence for Louisiana only, accessed 2026-09-28. No other state licensing was audited; this record does not establish an insurer or underwriting role.; verified: 2026-09-28.)<br><br>Marsh McLennan Agency describes itself as a business of Marsh and lists business insurance, employee health and benefits, retirement and wealth, and private-client insurance services across the United States and Canada. [2](https://www.marshmma.com/us/mma/about-us.html "Who We Are") (Evidence: Company-reported; scope: Current MMA company description. Does not establish corporate ownership structure, the legal entity for a particular placement, or an insurer role.; verified: 2026-09-29.) | Nationwide markets commercial insurance through small-business, agribusiness, middle-market and specialty channels. Its general P&C disclosure names Nationwide Mutual Insurance Company and affiliated companies as underwriting companies; the reviewed materials do not map each commercial product to its legal issuer. [19](https://www.nationwide.com/business/insurance/small-commercial/ "Small Business Insurance") [20](https://www.nationwide.com/agents/business/ "Small Business Insurance Solutions for Agents") [35](https://www.nationwide.com/personal/about-us/terms-conditions "Terms and Conditions for Nationwide.com") (Evidence: Company-reported; scope: Nationwide-branded U.S. commercial insurance; issuer and availability vary by product/company/state.; verified: 2026-09-29.) |
| Customer focus | MMA describes Marsh Agency as a separate business unit serving as an advocate and broker for the middle market. [13](https://www.marshmma.com/us/mma/rebranding-to-marsh-agency.html "Rebranding to Marsh Agency") (Evidence: Company-reported; scope: Company-stated role and customer focus for the future Marsh Agency operating brand; not a revenue, size, or eligibility threshold.; verified: 2026-09-28.)<br><br>MMA’s US industry directory includes pages for construction, financial institutions, healthcare, manufacturing, real estate, and transportation and trucking. These are examples of stated sector focus, not a complete appetite or eligibility list. [8](https://www.marshmma.com/us/industries/view-all-industries.html "Insurance Services for All Industries") (Evidence: Company-reported; scope: Examples from MMA’s national US industry directory; the directory is evidence of stated sector focus, not a complete appetite or eligibility list.; verified: 2026-09-28.) | Nationwide presents separate commercial routes for small businesses, midsize and large businesses with complex risks, E&S/specialty customers, and agribusiness operators. These are published segments, not a promise of product eligibility. [19](https://www.nationwide.com/business/insurance/small-commercial/ "Small Business Insurance") [20](https://www.nationwide.com/agents/business/ "Small Business Insurance Solutions for Agents") (Evidence: Company-reported; scope: Public U.S. commercial segment descriptions; product and state eligibility remain quote-specific.; verified: 2026-09-29.) |
| Application process | MMA’s US small-business page lists general liability, commercial property, workers’ compensation, professional liability, commercial auto, and cyber liability, and invites buyers to call 833-256-4266 for a personalized quote. The page also contains a small-business specialist form, but its function and any online application, purchase, or binding route are not established by the page reviewed. [15](https://www.marshmma.com/us/solutions/small-business.html "Small Business Insurance Solutions") (Evidence: Company-reported; scope: US small-business landing page only. The phone invitation does not establish quote speed, eligibility, online purchase or binding; the embedded specialist form's function was not established.; verified: 2026-09-29.) | Nationwide says small-business buyers can start an online quote and then call or work with an agent to purchase. Its BOP page says a quote can be started online; this does not establish online binding for every product or applicant. [19](https://www.nationwide.com/business/insurance/small-commercial/ "Small Business Insurance") [21](https://www.nationwide.com/business/insurance/business-owners-policy-bop/ "Business Owners Policy (BOP Insurance)") (Evidence: Company-reported; scope: Official small-commercial and BOP pages; no application was submitted or purchase flow completed.; verified: 2026-09-29.) |
| Servicing and renewals | MMA says the Marsh Agency brand transition will not change clients’ account manager, team, or point of contact, and will not affect existing policies or programs; clients may see the legal-name change during renewals. This describes the rebrand transition, not MMA’s general renewal process. [13](https://www.marshmma.com/us/mma/rebranding-to-marsh-agency.html "Rebranding to Marsh Agency") (Evidence: Company-reported; scope: Only the announced Marsh Agency rebrand and its stated effect on existing clients; this does not document MMA’s general renewal workflow, renewal service level, or policy terms.; verified: 2026-09-28.)<br><br>MMA’s Tampa office page lists InsurLink for policy and endorsement access, CSR24 for certificates, carrier contact information for commercial and personal-lines claims, and a local-consultant contact route. [17](https://www.marshmma.com/us/locations/florida/tampa.html "Tampa, Florida") (Evidence: Company-reported; scope: Services and client tools listed on the Tampa, Florida office page only. The claims listing provides carrier contact information and does not establish that MMA adjusts claims.; verified: 2026-09-28.) | Nationwide describes a 24/7 online business account for policy management, claims filing/tracking, documents and billing; if a certificate is not in the account, it directs customers to request one online or contact an agent. [33](https://www.nationwide.com/business/insurance/member-resources/ "Business Insurance Member Resources") (Evidence: Company-reported; scope: Company-described account features; access depends on policy/account and does not measure service quality.; verified: 2026-09-29.)<br><br>The commercial overview, small-business catalogue and business account pages reviewed here do not establish renewal notice timing, who initiates renewal discussions or how a renewal transaction is completed. These steps remain unverified; this is not evidence that renewal service is absent. [36](https://www.nationwide.com/business/ "Nationwide Commercial Insurance") [19](https://www.nationwide.com/business/insurance/small-commercial/ "Small Business Insurance") [33](https://www.nationwide.com/business/insurance/member-resources/ "Business Insurance Member Resources") (Evidence: Not found in reviewed sources; scope: Only named public pages reviewed 2026-09-29, not policy documents or every account workflow.; verified: 2026-09-29.)<br><br>NerdWallet reports fewer general-liability complaints than expected for 2022–2024. Its discussion describes commercial-property complaints as slightly above expectations, while its methodology calls them about expected; that discrepancy remains unresolved. [37](https://www.nerdwallet.com/business/insurance/learn/nationwide-business-insurance "Nationwide Business Insurance Review 2026 — commercial complaint analysis") (Evidence: Verified; scope: NerdWallet’s commercial business-insurance editorial analysis only. This is an attributed product-line complaint comparison, not direct NAIC verification, a claim-outcome finding, or evidence about any identified underwriting company. Do not combine this measure with consumer review averages or treat the unresolved commercial-property discrepancy as a single settled result.; verified: 2026-09-29.) |
| Claims assistance | On its business-interruption page, MMA says it will advocate with insurers for clients if complex claim issues arise. This is a company-reported service statement; it does not establish claim outcomes or an adjusting/payment role. [3](https://www.marshmma.com/us/solutions/business-interruption-insurance.html "Business Interruption Insurance") (Evidence: Company-reported; scope: Company-described support for complex claims in the business-income and contingent-business-interruption page context; not a promise of claim outcomes or evidence that MMA adjusts or pays claims.; verified: 2026-09-28.) | Nationwide says business claims can be reported online, by phone or through an agent and that a claims professional is assigned after submission. Same-day contact is described as an aim, not a guarantee. [34](https://www.nationwide.com/business/insurance/claims/faq/ "Business Insurance Claims FAQ") (Evidence: Company-reported; scope: General company-described commercial claims process; not an independent outcome measure or product-specific administrator map.; verified: 2026-09-29.) |

## Related Reading

- [What Is Marsh McLennan Agency?](https://spot.insure/insurance-providers/marsh-mclennan-agency)
- [What Is Nationwide?](https://spot.insure/insurance-providers/nationwide)

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- [Berkshire Hathaway Specialty Insurance vs Marsh McLennan Agency](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-marsh-mclennan-agency)
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- [Corgi vs Marsh McLennan Agency](https://spot.insure/compare/corgi-vs-marsh-mclennan-agency)
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- [Coterie Insurance vs Marsh McLennan Agency](https://spot.insure/compare/coterie-vs-marsh-mclennan-agency)
- [Coterie Insurance vs Nationwide](https://spot.insure/compare/coterie-vs-nationwide)
- [Counterpart vs Marsh McLennan Agency](https://spot.insure/compare/counterpart-vs-marsh-mclennan-agency)
- [Counterpart vs Nationwide](https://spot.insure/compare/counterpart-vs-nationwide)
- [Coverdash vs Marsh McLennan Agency](https://spot.insure/compare/coverdash-vs-marsh-mclennan-agency)
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- [Cowbell vs Marsh McLennan Agency](https://spot.insure/compare/cowbell-vs-marsh-mclennan-agency)
- [Cowbell vs Nationwide](https://spot.insure/compare/cowbell-vs-nationwide)
- [Embroker vs Marsh McLennan Agency](https://spot.insure/compare/embroker-vs-marsh-mclennan-agency)
- [Embroker vs Nationwide](https://spot.insure/compare/embroker-vs-nationwide)

## Sources

### [Marsh McLennan Agency Official Website](https://www.marshmma.com/us/mma/about-us.html)

1. [Producer / Adjuster Search: MARSH & MCLENNAN AGENCY LLC](https://www.ldi.la.gov/onlineservices/ProducerAdjusterSearch/Detail.aspx?LicenseNumber=499904&LicenseType=Producer+Agency). Louisiana Department of Insurance; Producer Agency Detail, lines 7-49: entity, producer-agency classification, license number, authorities and validity through 2028-03-31; lines 53-57: historical 2010 lapse/resume entries; lines 69-72: entity-record actions display. Accessed 2026-09-28.
2. [Who We Are](https://www.marshmma.com/us/mma/about-us.html). Marsh McLennan Agency; Lines 193-195: ‘a business of Marsh’ and company-listed service lines across US and Canada. This does not establish the legal entity for an account, corporate ownership chart, or insurer role. Accessed 2026-09-29.
3. [Business Interruption Insurance](https://www.marshmma.com/us/solutions/business-interruption-insurance.html). Marsh McLennan Agency; Accepted inspection lines 224-226: company says it will advocate with insurers on complex claim issues. No outcomes, adjustment/payment role, or insurer identity established. Accessed 2026-09-28.
4. [Casualty](https://www.marshmma.com/us/solutions/casualty.html). Marsh McLennan Agency; Lines 203-205 and 211-224: casualty advisory, claims advocacy, risk analytics and workers’ compensation. No adjusting or paying role established. Accessed 2026-09-29.
5. [Cyber](https://www.marshmma.com/us/solutions/cyber.html). Marsh McLennan Agency; Lines 205-207: network security, privacy, technology and emerging cyber risks; lines 226-228: prepare, mitigate, respond, recover, claims advocacy and carrier liaison. Company-reported support, not outcomes or insurer identity. Accessed 2026-09-29.
6. [US and Canada Legal Entities](https://www.marsh.com/en/about/legal-entity-us-ca.html). Marsh; Accepted inspection lines 528-587: current MMA entity Marsh & McLennan Agency LLC; Marsh Agency LLC proposed; displayed state statuses TBD. Accessed 2026-09-28.
7. [Executive and Professional Liability](https://www.marshmma.com/us/solutions/executive-and-professional-liability.html). Marsh McLennan Agency; Lines 204-210 name D&O, E&O, EPL, commercial crime/fidelity, cyber, fiduciary, media, IP, architects and engineers, lawyers professional, kidnap and ransom; lines 211-213 explain D&O; following section explains EPL. Lists do not establish policy terms. Accessed 2026-09-29.
8. [Insurance Services for All Industries](https://www.marshmma.com/us/industries/view-all-industries.html). Marsh McLennan Agency; National US industry directory, lines 209-252; examples include construction (219), financial institutions (224), healthcare (229), manufacturing (236), real estate (243), and transportation and trucking (252). Accessed 2026-09-28.
9. [International](https://www.marshmma.com/us/solutions/international.html). Marsh McLennan Agency; Lines 204-206 and 228-231: international placement; business travel accident, control master, foreign package, K&R, political risk/trade credit, surety, marine cargo. Not a domestic availability guarantee. Accessed 2026-09-29.
10. [Marsh legal entities](https://www.marsh.com/en/about/legal-entity-us-ca.html). Marsh; Marsh Agency formerly known as MMA, US entities and proposed-name status, lines 528-587: current Marsh & McLennan Agency LLC, proposed Marsh Agency LLC, listed state statuses TBD. Accessed 2026-09-28.
11. [Producer/Adjuster Search — producer agency detail](https://www.ldi.la.gov/onlineservices/ProducerAdjusterSearch/Detail.aspx?LicenseNumber=499904&LicenseType=Producer+Agency). Louisiana Department of Insurance; Accepted inspection lines 7-49 and 53-57: Marsh & McLennan Agency LLC producer agency and named Louisiana authorities through 2028-03-31, including historical lapse/resume entries. Louisiana only; distinct from Marsh USA LLC/NPN 27658. Accessed 2026-09-28.
12. [Property Insurance](https://www.marshmma.com/us/solutions/property.html). Marsh McLennan Agency; Lines 205-210 describe commercial property and physical assets; property page coverage section also lists builders’ risk. Company marketing only; no policy wording, limits, exclusions, insurer, or eligibility. Accessed 2026-09-29.
13. [Rebranding to Marsh Agency](https://www.marshmma.com/us/mma/rebranding-to-marsh-agency.html). Marsh McLennan Agency; Accepted repaired inspection lines 215-224: account/team/contact and existing policy continuity through transition, legal name may appear at renewal. Transition statement only; not general renewal workflow. Accessed 2026-09-29.
14. [Business Insurance](https://www.marshmma.com/us/services/business-insurance.html). Marsh McLennan Agency; ‘We do our homework’: research of organization, industry, market and people; says it works with a wide variety of carriers. No carrier appointments, shares, terms, compensation, or buyer-specific insurer named. Accessed 2026-09-29.
15. [Small Business Insurance Solutions](https://www.marshmma.com/us/solutions/small-business.html). Marsh McLennan Agency; Lines 205-207: small-business audience and call invitation; lines 224-249 list six coverage categories and short descriptions; line 264 is an embedded form whose function is not stated. No form submitted. Accessed 2026-09-29.
16. [Surety](https://www.marshmma.com/us/solutions/surety.html). Marsh McLennan Agency; Lines 205-207 and 224-233: surety, contract/commercial surety, and license/permit bonds. No surety carrier, collateral, price, or issuance time established. Accessed 2026-09-29.
17. [Tampa, Florida](https://www.marshmma.com/us/locations/florida/tampa.html). Marsh McLennan Agency; Accepted repaired inspection lines 252-289: InsurLink policy/endorsement access, CSR24 certificates, carrier contacts for claims, consultant contact. Tampa only; does not establish adjusting role. Accessed 2026-09-29.
18. [Thompkins Masonic Insurance Program](https://mma.marshmma.com/mmaprograms/thompkins-masonic). Marsh McLennan Agency / MMA Programs; Provider page, lines 120–127: body says “Thompkins Masonic Insurance Program, a Marsh & McLennan Insurance Agency LLC company, is licensed under California License #OH18131”; line 127 says MMA Programs is a division of Marsh & McLennan Agency LLC. Page footer, line 161, instead prints “d/b/a in California as Marsh & McLennan Insurance Agency LLC; CA Insurance Lic: 0H18131.” The page itself therefore renders the identifier in two different ways. Accessed 2026-09-29.

### [Nationwide Official Website](https://www.nationwide.com/business/)

19. [Small Business Insurance](https://www.nationwide.com/business/insurance/small-commercial/). Nationwide; Small business products and solutions, lines 185–214: BOP, workers’ compensation, commercial auto, umbrella, EPLI, cyber and surety; purchase guidance lines 235–247. Accessed 2026-09-29.
20. [Small Business Insurance Solutions for Agents](https://www.nationwide.com/agents/business/). Nationwide; Specialized small commercial solutions: BOP, auto, workers’ compensation, cyber, EPLI, umbrella, inland marine and professional liability; page states appetite varies by state, lines 129–163, 191–193. Accessed 2026-09-29.
21. [Business Owners Policy (BOP Insurance)](https://www.nationwide.com/business/insurance/business-owners-policy-bop/). Nationwide; BOP audience/employee/sales criteria and coverages, lines 181–225; additional coverage options lines 244–277; policy/availability qualification line 326. Accessed 2026-09-29.
22. [Workers’ Compensation Insurance](https://www.nationwide.com/business/insurance/workers-compensation/). Nationwide; Workers’ compensation benefits, state variability, claims/risk-management services and eligibility discussion, lines 216–259. Accessed 2026-09-29.
23. [Insurance for Inland Marine](https://www.nationwide.com/business/insurance/inland-marine/). Nationwide; Inland marine and Builder’s Risk products lines 184–225; contractor equipment, installation floater, riggers liability, motor truck cargo and warehouse legal liability lines 258–318. Accessed 2026-09-29.
24. [Commercial Property Insurance](https://www.nationwide.com/business/insurance/property/). Nationwide; Business buildings, contents, equipment and fixtures; policy customization and agent quote route. Accessed 2026-09-29.
25. [Employment Practices Liability Insurance](https://www.nationwide.com/business/insurance/employment-practices-liability/). Nationwide; Dedicated EPLI product page; product identity and company-described policy scope. Accessed 2026-09-29.
26. [Cyber Liability & Data Breach Insurance](https://www.nationwide.com/business/insurance/cyber-liability/). Nationwide; Dedicated commercial cyber/data-breach product page; company-described product scope. Accessed 2026-09-29.
27. [Commercial Surety Bonds](https://www.nationwide.com/business/insurance/bonds/). Nationwide; Dedicated commercial surety product page and bond purpose. Accessed 2026-09-29.
28. [Commercial Crime Insurance](https://www.nationwide.com/business/insurance/commercial-crime/). Nationwide; Dedicated commercial crime page and covered crime examples. Accessed 2026-09-29.
29. [Errors and Omissions Insurance](https://www.nationwide.com/business/insurance/errors-and-omissions/). Nationwide; Professional E&O product page; professional-service errors and financial-loss description. Does not establish technology-specific E&O terms. Accessed 2026-09-29.
30. [Commercial Liability Products](https://www.nationwide.com/business/insurance/management-liability-specialty/products/commercial-liability/). Nationwide Management Liability & Specialty; Distinct D&O, fiduciary liability, crime and EPLI products; audience and claims-reporting description. Accessed 2026-09-29.
31. [Directors and Officers Liability](https://www.nationwide.com/business/insurance/management-liability-specialty/products/commercial-liability/types/directors-and-officers-liability). Nationwide Management Liability & Specialty; D&O primary scope of coverage, selected features and claims reporting. Accessed 2026-09-29.
32. [Commercial Office Space Insurance](https://www.nationwide.com/business/insurance/industries/types/professional-office). Nationwide; Professional-office BOP, commercial property, GL, business income and equipment breakdown; E&O, auto, EPLI and management-liability options. Accessed 2026-09-29.
33. [Business Insurance Member Resources](https://www.nationwide.com/business/insurance/member-resources/). Nationwide; Online business account, 24/7 self-service, claims filing/tracking, documents, bills and certificate-of-insurance help. Accessed 2026-09-29.
34. [Business Insurance Claims FAQ](https://www.nationwide.com/business/insurance/claims/faq/). Nationwide; Commercial claims intake and assigned claims professional; same-day contact is described as an aim, not a guarantee. Accessed 2026-09-29.
35. [Terms and Conditions for Nationwide.com](https://www.nationwide.com/personal/about-us/terms-conditions). Nationwide; P&C products not offered by all companies/states; policy/declarations control; NMI and affiliates may underwrite; each underwriter responsible for own products, lines 358–368 and 391–394. Accessed 2026-09-29.
36. [Nationwide Commercial Insurance](https://www.nationwide.com/business/). Nationwide; Commercial audiences and general commercial route; cited only alongside directly inspected linked product pages. Accessed 2026-09-29.
37. [Nationwide Business Insurance Review 2026 — commercial complaint analysis](https://www.nerdwallet.com/business/insurance/learn/nationwide-business-insurance). NerdWallet; Same inspected NerdWallet commercial review as nerdwallet-review; updated June 3, 2026. Findings and contrary evidence, lines 332–372: lower-than-expected general-liability complaints and commercial-property described slightly above expectations. Methodology, lines 495–508: commercial-property complaints characterized as about expected. Rating display, lines 226–323: 4.5 page header and 4.0 Nationwide card. Accessed 2026-09-29.

Updated 2026-09-30. Spot, a product of Tools for Enlightenment, publishes this research and works in the commercial insurance market. [Editorial policy](https://spot.insure/editorial-policy). To suggest a correction, [contact Spot](https://spot.insure/contact) with the page URL and supporting source.

## Agent and Developer Resources

- [Markdown page](https://spot.insure/compare/marsh-mclennan-agency-vs-nationwide.md)
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