---
title: "Marsh McLennan Agency vs USI Insurance Services"
description: "Compare Marsh McLennan Agency and USI Insurance Services on documented customer fit, product overlap, quote access, and the questions to resolve before choosing a policy."
canonical: "https://spot.insure/compare/marsh-mclennan-agency-vs-usi"
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-usi)

# Marsh McLennan Agency vs USI Insurance Services

Compare Marsh McLennan Agency and USI Insurance Services on documented customer fit, product overlap, quote access, and the questions to resolve before choosing a policy.

## Before You Quote

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

## Highlights

Marsh McLennan Agency lists builders risk, intellectual property, media; USI Insurance Services lists employee health benefits, management liability, medical malpractice. Their published catalogs also share 13 lines, including cargo transit, commercial auto, commercial property. Use the differences to frame the same quote request for both, then confirm the producer, insurer, and policy terms; a listed product does not establish availability or equivalent coverage. [15](https://www.marshmma.com/us/solutions/small-business.html "Small Business Insurance Solutions") [2](https://www.marshmma.com/us/mma/about-us.html "Who We Are") [28](https://www.usi.com/property-casualty/technology/ "Technology Insurance") [20](https://www.usi.com/about-usi "The Power of ONE") [12](https://www.marshmma.com/us/solutions/property.html "Property Insurance") [32](https://www.usi.com/employee-benefits "Employee Benefits")

## 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).

### USI Insurance Services

Role: Broker.

Broker Spot Score: **5.3/10** (partial score; 15% of this role's weighting included). Assessed 2026-09-22; review due 2026-10-22. Excluded factors: Identity and Authority (Current authority and applicable appointments or delegations have not been independently established across the assessed scope.); Carrier-Network Strength (The reviewed evidence does not name the carrier and capacity arrangements behind the assessed programs, so the relationships cannot be assessed.); Regulatory Conduct (A complete, exact-entity regulatory-conduct review for the preceding five years is unavailable.).

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

## USI Insurance Services Reviews

Review Score: 6.4 / 10 from 1 rated source, equally weighted.

USI’s public feedback is too sparse and office-specific for a firmwide verdict. Check the local team’s responsiveness and experience with your type of business.

- BBB: BBB complaint count 4. BBB business-profile grade is distinct from customer-review stars; branch/parent scope matters. Period: three years preceding access 2026-09-25. Checked 2026-09-25. [BBB result for USI Insurance Services](https://www.bbb.org/us/ny/valhalla/profile/insurance-agency/usi-insurance-services-0121-97856/complaints)
- Google reviews via Birdeye: Birdeye office listing rating from Google reviews 3.2 (5 stars); 9 reviews. One Louisville office listing, not firmwide. Birdeye shows Google-origin reviews (9) and 0 Birdeye-native reviews; this duplicates a Google source stream and is not independent of Google. Period: accessed 2026-09-25. Checked 2026-09-25. [USI office, Louisville, KY — Birdeye listing of Google reviews](https://reviews.birdeye.com/usi-insurance-145632496752867)

Reviewed 2026-09-25. [Read the sourced review](https://spot.insure/insurance-providers/usi/reviews).





## Coverage Comparison

| Coverage Type | Marsh McLennan Agency | USI Insurance Services |
| --- | --- | --- |
| [Builders risk](https://spot.insure/coverage/builders-risk) | Listed [12](https://www.marshmma.com/us/solutions/property.html "Property Insurance") | Not listed |
| [Cargo and transit](https://spot.insure/coverage/cargo-transit) | Listed [9](https://www.marshmma.com/us/solutions/international.html "International") | Listed: USI arranges cargo and transit insurance. [28](https://www.usi.com/property-casualty/technology/ "Technology Insurance") |
| [Commercial auto](https://spot.insure/coverage/commercial-auto) | Listed [15](https://www.marshmma.com/us/solutions/small-business.html "Small Business Insurance Solutions") | Listed: USI arranges commercial auto insurance. [27](https://www.usi.com/property-casualty "P&C Insurance and Risk Consulting") [29](https://www.usi.com/property-casualty/business-services/ "Business Services") |
| [Commercial property](https://spot.insure/coverage/commercial-property) | Listed [15](https://www.marshmma.com/us/solutions/small-business.html "Small Business Insurance Solutions") | Listed: USI arranges commercial property insurance. [28](https://www.usi.com/property-casualty/technology/ "Technology Insurance") [27](https://www.usi.com/property-casualty "P&C Insurance and Risk Consulting") |
| [Crime](https://spot.insure/coverage/crime) | Listed [7](https://www.marshmma.com/us/solutions/executive-and-professional-liability.html "Executive and Professional Liability") | Listed: USI arranges crime insurance. [29](https://www.usi.com/property-casualty/business-services/ "Business Services") |
| [Cyber liability](https://spot.insure/coverage/cyber) | Listed [15](https://www.marshmma.com/us/solutions/small-business.html "Small Business Insurance Solutions") | Listed: USI arranges cyber insurance. [28](https://www.usi.com/property-casualty/technology/ "Technology Insurance") [33](https://ucontent.usi.com/solution-insights/privasafe/ "USI Exclusive PrivaSafe") [27](https://www.usi.com/property-casualty "P&C Insurance and Risk Consulting") |
| [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: USI arranges directors and officers liability insurance. [28](https://www.usi.com/property-casualty/technology/ "Technology Insurance") [29](https://www.usi.com/property-casualty/business-services/ "Business Services") |
| [Employee health and benefits](https://spot.insure/coverage/employee-health-benefits) | Not listed | Listed: USI advises employers on health-plan design, medical costs, pharmacy and benefits administration. [32](https://www.usi.com/employee-benefits "Employee Benefits") |
| [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: USI arranges employment practices liability insurance. [29](https://www.usi.com/property-casualty/business-services/ "Business Services") |
| [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: USI arranges fiduciary liability insurance. [29](https://www.usi.com/property-casualty/business-services/ "Business Services") |
| [General liability](https://spot.insure/coverage/general-liability) | Listed [15](https://www.marshmma.com/us/solutions/small-business.html "Small Business Insurance Solutions") | Listed: USI arranges general liability insurance. [27](https://www.usi.com/property-casualty "P&C Insurance and Risk Consulting") [29](https://www.usi.com/property-casualty/business-services/ "Business Services") |
| [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") | Listed: USI arranges kidnap and ransom insurance. [29](https://www.usi.com/property-casualty/business-services/ "Business Services") |
| [Management liability](https://spot.insure/coverage/management-liability) | Not listed | Listed: USI arranges management liability coverage, including directors and officers, employment practices, fiduciary and crime insurance. [29](https://www.usi.com/property-casualty/business-services/ "Business Services") |
| [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 |
| [Medical malpractice](https://spot.insure/coverage/medical-malpractice) | Not listed | Listed: USI arranges medical malpractice insurance. [31](https://www.usi.com/property-casualty/healthcare/ "Healthcare") |
| [Product liability](https://spot.insure/coverage/product-liability) | Not listed | Listed: USI arranges product liability insurance. [28](https://www.usi.com/property-casualty/technology/ "Technology Insurance") [27](https://www.usi.com/property-casualty "P&C Insurance and Risk Consulting") |
| [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: USI arranges professional errors and omissions insurance. [29](https://www.usi.com/property-casualty/business-services/ "Business Services") |
| [Representations and warranties](https://spot.insure/coverage/representations-warranties) | Not listed | Listed: USI arranges representations and warranties insurance. [30](https://www.usi.com/property-casualty/private-equity "Private Equity") |
| [Surety bonds](https://spot.insure/coverage/surety-bonds) | Listed [16](https://www.marshmma.com/us/solutions/surety.html "Surety") | Listed: USI arranges contract, commercial and international surety bonds.  |
| [Technology errors and omissions (E&O)](https://spot.insure/coverage/technology-errors-omissions) | Not listed | Listed: USI arranges technology errors and omissions insurance. [28](https://www.usi.com/property-casualty/technology/ "Technology Insurance") |
| [Umbrella and excess liability](https://spot.insure/coverage/umbrella-excess) | Not listed | Listed: USI arranges umbrella and excess liability. [27](https://www.usi.com/property-casualty "P&C Insurance and Risk Consulting") [29](https://www.usi.com/property-casualty/business-services/ "Business Services") |
| [Workers’ compensation](https://spot.insure/coverage/workers-compensation) | Listed [15](https://www.marshmma.com/us/solutions/small-business.html "Small Business Insurance Solutions") | Listed: USI arranges workers’ compensation insurance. [27](https://www.usi.com/property-casualty "P&C Insurance and Risk Consulting") [29](https://www.usi.com/property-casualty/business-services/ "Business Services") |

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.

## Where the Buying Paths Differ

Marsh McLennan Agency describes its route this way: MMA lists general liability, commercial property, workers’ compensation, professional liability, commercial auto, and cyber liability for small businesses, and invites buyers to call for a personalized quote. It does not describe an online purchase or binding route. [15](https://www.marshmma.com/us/solutions/small-business.html "Small Business Insurance Solutions") USI Insurance Services describes its route this way: USI does not publish a self-serve commercial quote flow on the published pages. Technology and P&C inquiries are directed to the published P&C inquiry address or a local office. The contact page includes a website message box that USI warns is not secured in transit and should not be used for sensitive information. Small- and medium-sized management-liability inquiries are also directed to the published Select Business inquiry address. No public binding timetable or online eligibility tool was found. [28](https://www.usi.com/property-casualty/technology/ "Technology Insurance") [27](https://www.usi.com/property-casualty "P&C Insurance and Risk Consulting") The useful distinction is where the first submission goes and who continues with the account. Ask who gathers information, who can bind, which legal producer appears on the proposal, and who remains your day-to-day contact; a quote request alone does not establish an issued policy.

## Customer Fit and Published Product Menus

Marsh McLennan Agency lists its business focus as Business insurance and employee health and benefits, with retirement, wealth, and private-client services also listed for the United States and Canada. [2](https://www.marshmma.com/us/mma/about-us.html "Who We Are") USI Insurance Services lists its business focus as Middle-market property and casualty, employee benefits, personal risk, and retirement brokerage and consulting [20](https://www.usi.com/about-usi "The Power of ONE") [19](https://www.usi.com/ "Insurance Brokerage and Consulting") [39](https://www.prnewswire.com/news-releases/aon-to-acquire-usi-to-establish-the-premier-us-middle-market-platform-302864628.html "Aon to acquire USI to establish the premier U.S. middle-market platform") Match those stated audiences to your operations, locations, contracts, and loss history, then ask which practice or team would service the account. A stated focus is not an eligibility decision.

The published catalogs list Marsh McLennan Agency lines not listed by USI Insurance Services: builders risk, intellectual property, media; USI Insurance Services lines not listed by Marsh McLennan Agency: employee health benefits, management liability, medical malpractice. These differences do not establish that either company excludes a line or will quote your risk. [12](https://www.marshmma.com/us/solutions/property.html "Property Insurance") [7](https://www.marshmma.com/us/solutions/executive-and-professional-liability.html "Executive and Professional Liability") [9](https://www.marshmma.com/us/solutions/international.html "International") [32](https://www.usi.com/employee-benefits "Employee Benefits") [29](https://www.usi.com/property-casualty/business-services/ "Business Services") [31](https://www.usi.com/property-casualty/healthcare/ "Healthcare") [28](https://www.usi.com/property-casualty/technology/ "Technology Insurance")

Both providers list cargo transit, commercial auto, commercial property, crime, cyber, directors and officers, employment practices, fiduciary, general liability, kidnap ransom, professional E&O, surety bonds, workers’ compensation. Treat that overlap as a shortlist for a side-by-side proposal review, not proof of matching policy language. For each line, compare the named insurer, insured entities, limits, deductibles or retentions, exclusions, endorsements, retroactive dates where relevant, and state-specific terms. [9](https://www.marshmma.com/us/solutions/international.html "International") [15](https://www.marshmma.com/us/solutions/small-business.html "Small Business Insurance Solutions") [28](https://www.usi.com/property-casualty/technology/ "Technology Insurance") [27](https://www.usi.com/property-casualty "P&C Insurance and Risk Consulting")

## Service and Quote Questions

For Marsh McLennan Agency, published service information says: 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") For USI Insurance Services, it says: USI PATH is described as a proprietary risk-control platform that presents industry loss drivers, improvement areas by coverage line, and curated vendor solutions with preferred pricing and ROI projections. The homepage also markets PATH as guiding clients through risk control from identifying sources of loss to targeting solutions. Performance, ROI, and premium-reduction claims on those pages are company-reported. [36](https://www.usi.com/executive-insights/executive-series-articles/featured/property-casualty/q4-2024/reduce-claims-and-costs-by-optimizing-your-risk-control/ "Reduce Claims and Costs by Optimizing Your Risk Control") [19](https://www.usi.com/ "Insurance Brokerage and Consulting") Before binding, agree on routine endorsement requests, certificates, renewal timing, claim-notice instructions, and any fee or commission disclosure that applies to your account. Claims assistance or a service portal does not determine whether a loss is covered.

For a useful quote comparison, request the same limits and relevant endorsements from both sides, then check the full forms and itemized premium, fees, taxes, and financing charges. Confirm any account-specific unknowns with the producer and insurer named on the proposal.

## Compare Services

What each provider documents about the services you may need.

| Criteria | Marsh McLennan Agency | USI Insurance Services |
| --- | --- | --- |
| 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.) | USI describes itself as a U.S. insurance brokerage and consulting firm that arranges property and casualty, employee benefits, personal risk, program, and retirement solutions. The reviewed official pages do not identify USI as the insurer that issues commercial policies. [20](https://www.usi.com/about-usi "The Power of ONE") [19](https://www.usi.com/ "Insurance Brokerage and Consulting") [26](https://www.usi.com/commissions-fees/ "Commissions and Fees") [39](https://www.prnewswire.com/news-releases/aon-to-acquire-usi-to-establish-the-premier-us-middle-market-platform-302864628.html "Aon to acquire USI to establish the premier U.S. middle-market platform") (Evidence: Company-reported; scope: Brand and operating description on current USI about and homepage materials, plus the 31 August 2026 Aon announcement’s About USI text. Role of any affiliate insurer is outside this fact.; verified: 2026-09-16.)<br><br>USI’s commissions page states that, as a licensed insurance producer, it may advise on insurance contracts, sell insurance, and obtain coverages for clients. Privacy and staff materials identify the operating company as USI Insurance Services LLC. Current California producer-license status remains independently unverified. [26](https://www.usi.com/commissions-fees/ "Commissions and Fees") [25](https://www.usi.com/privacy/ "Privacy") [40](https://info.usi.com/rs/121-VCO-807/images/Gyalzen_Phurba%2007-21.pdf "USI Insurance Services LLC associate biography (San Francisco)") (Evidence: Company-reported; scope: Producer role as described by USI. Does not verify license class, surplus-lines authority, or appointment status.; verified: 2026-09-16.)<br><br>On 31 August 2026, Aon plc announced a definitive agreement to acquire USI from KKR and other shareholders for a $17.0 billion purchase price, with closing expected in the fourth quarter of 2026 subject to customary conditions including regulatory approvals. Aon stated that Aon and USI will continue to operate independently until the closing date. The reviewed announcement does not establish that the transaction has closed. [39](https://www.prnewswire.com/news-releases/aon-to-acquire-usi-to-establish-the-premier-us-middle-market-platform-302864628.html "Aon to acquire USI to establish the premier U.S. middle-market platform") (Evidence: Company-reported; scope: Announced transaction status as of the 31 August 2026 release. Does not change a buyer’s existing policy terms by itself.; verified: 2026-09-16.) |
| 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.) | USI says it has served over 500,000 clients nationwide and positions itself as a middle-market brokerage and consulting firm. Its Technology practice describes clients including software, hardware, networking, semiconductors, or communications companies from early seed stage through IPO. Public pages do not publish a minimum revenue, headcount, or California-startup eligibility screen. [20](https://www.usi.com/about-usi "The Power of ONE") [28](https://www.usi.com/property-casualty/technology/ "Technology Insurance") [39](https://www.prnewswire.com/news-releases/aon-to-acquire-usi-to-establish-the-premier-us-middle-market-platform-302864628.html "Aon to acquire USI to establish the premier U.S. middle-market platform") (Evidence: Company-reported; scope: Company marketing of client types. Not an underwriting appetite or guaranteed acceptance statement.; verified: 2026-09-16.) |
| 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.) | USI does not publish a self-serve commercial quote flow on the reviewed pages. Technology and P&C inquiries are directed to pcinquiries@usi.com or a local office. The contact page includes a website message box that USI warns is not secured in transit and should not be used for sensitive information. Small- and medium-sized management-liability inquiries are also directed to Select.Business@usi.com. No public binding timetable or online eligibility tool was found. [28](https://www.usi.com/property-casualty/technology/ "Technology Insurance") [27](https://www.usi.com/property-casualty "P&C Insurance and Risk Consulting") [23](https://www.usi.com/contact-us/ "Contact Us") [35](https://www.usi.com/executive-insights/executive-series-articles/supplemental/emerging-business/q3-2023/protect-against-management-liability-risks/ "Protect Your Company and Personal Assets From Management Liability Risks") (Evidence: Company-reported; scope: Public inquiry paths as of access date. Not an application completeness or speed claim.; verified: 2026-09-16.) |
| 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.) | USI describes USI ONE as a proprietary consultative process that combines Omni analytics, a national network of specialists, and an enterprise planning process. Technology and P&C pages say clients receive tailored recommendations aimed at total cost of risk. Those are company descriptions of advisory method, not independently verified service outcomes. [21](https://www.usi.com/about-usi/the-power-of-one/the-usi-one-advantage/ "The USI ONE Advantage") [28](https://www.usi.com/property-casualty/technology/ "Technology Insurance") [27](https://www.usi.com/property-casualty "P&C Insurance and Risk Consulting") (Evidence: Company-reported; scope: Company-described brokerage and consulting process. Savings or outcome figures in case studies are not adopted as independent findings.; verified: 2026-09-16.)<br><br>USI PATH is described as a proprietary risk-control platform that presents industry loss drivers, improvement areas by coverage line, and curated vendor solutions with preferred pricing and ROI projections. The homepage also markets PATH as guiding clients through risk control from identifying sources of loss to targeting solutions. Performance, ROI, and premium-reduction claims on those pages are company-reported. [36](https://www.usi.com/executive-insights/executive-series-articles/featured/property-casualty/q4-2024/reduce-claims-and-costs-by-optimizing-your-risk-control/ "Reduce Claims and Costs by Optimizing Your Risk Control") [19](https://www.usi.com/ "Insurance Brokerage and Consulting") (Evidence: Company-reported; scope: Risk-control tool as marketed. Access for a given client is not specified on the public pages.; verified: 2026-09-16.) |
| 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.) | USI’s contact page tells people seeking claims assistance to contact the appropriate USI office. A May 2021 claims kit instructs clients to report property, workers’ compensation, general liability, and commercial auto claims to the insurance company, and to involve the USI account team or claims consultant for environmental, executive/management liability, professional liability/E&O, and cyber. Natural-disaster guidance likewise points commercial P&C clients to their claims representative or client service team. The materials describe reporting assistance, not claims-handling quality or authority to settle. [23](https://www.usi.com/contact-us/ "Contact Us") [37](https://www.usi.com/siteassets/2021-claims-reporting-guidelines.pdf "Client Emergency Preparedness Claims Kit") [38](https://www.usi.com/natural-disaster-planning "Natural Disaster Planning") [27](https://www.usi.com/property-casualty "P&C Insurance and Risk Consulting") (Evidence: Company-reported; scope: Public claims-reporting instructions. The 2021 kit may not reflect every current account’s reporting rules.; verified: 2026-09-16.) |

## Related Reading

- [What Is Marsh McLennan Agency?](https://spot.insure/insurance-providers/marsh-mclennan-agency)
- [What Is USI Insurance Services?](https://spot.insure/insurance-providers/usi)

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## 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.

### [USI Insurance Services Official Website](https://www.usi.com)

19. [Insurance Brokerage and Consulting](https://www.usi.com/). USI Insurance Services; Practice tiles for property and casualty, employee benefit consulting, personal risk, PATH, and Valhalla headquarters footer. Accessed 2026-09-16.
20. [The Power of ONE](https://www.usi.com/about-usi). USI Insurance Services; History, client-count, nationwide office, and P&C / benefits / personal risk / retirement description. Accessed 2026-09-16.
21. [The USI ONE Advantage](https://www.usi.com/about-usi/the-power-of-one/the-usi-one-advantage/). USI Insurance Services; Omni, Network, and Enterprise planning process description. Accessed 2026-09-16.
22. [Find a USI office near you](https://www.usi.com/about-usi/locations). USI Insurance Services; More than 10,000 professionals, over 200 U.S. offices, serving every state. Accessed 2026-09-16.
23. [Contact Us](https://www.usi.com/contact-us/). USI Insurance Services; Unsecured website message note, Valhalla corporate office, claims-assistance instruction to contact a USI office. Accessed 2026-09-16.
24. [Disclaimer](https://www.usi.com/disclaimer/). USI Insurance Services; General-information disclaimer and no-warranty language. Accessed 2026-09-16.
25. [Privacy](https://www.usi.com/privacy/). USI Insurance Services; Privacy notice identifying USI Insurance Services, California appendix, and disclosure of personal information to insurance carriers as needed to provide services. Accessed 2026-09-16.
26. [Commissions and Fees](https://www.usi.com/commissions-fees/). USI Insurance Services; Licensed-producer authority, insurer-paid commission default, contingent compensation, and client request right. Accessed 2026-09-16.
27. [P&C Insurance and Risk Consulting](https://www.usi.com/property-casualty). USI Insurance Services; Listed P&C risk exposures, claim advocates, and pcinquiries@usi.com contact. Accessed 2026-09-16.
28. [Technology Insurance](https://www.usi.com/property-casualty/technology/). USI Insurance Services; Technology practice client types, seed-to-IPO range, and listed insurance placement lines including PrivaSafe. Accessed 2026-09-16.
29. [Business Services](https://www.usi.com/property-casualty/business-services/). USI Insurance Services; Listed coverage solutions including D&O, EPL, crime, fiduciary, E&O, cyber, kidnap and ransom, and claim advocacy. Accessed 2026-09-16.
30. [Private Equity](https://www.usi.com/property-casualty/private-equity). USI Insurance Services; Representations and warranties insurance, employee benefits due diligence, and post-close P&C and benefits servicing. Accessed 2026-09-16.
31. [Healthcare](https://www.usi.com/property-casualty/healthcare/). USI Insurance Services; Medical professional (malpractice) liability, required bonding, and other listed healthcare specialty coverages. Accessed 2026-09-16.
32. [Employee Benefits](https://www.usi.com/employee-benefits). USI Insurance Services; Employer benefit consulting services and EBsolutions@usi.com contact. Accessed 2026-09-16.
33. [USI Exclusive PrivaSafe](https://ucontent.usi.com/solution-insights/privasafe/). USI Insurance Services; Manuscripted cyber and privacy program description. Accessed 2026-09-16.
34. [Protect Your Organization From Increasing Third-Party Cyber Exposures](https://www.usi.com/executive-insights/executive-series-articles/featured/property-casualty/q4-2023/protect-your-organization-from-increasing-third-party-cyber-exposures/). USI Insurance Services; PrivaSafe risk-transfer description and review of existing cyber and technology E&O policies before marketing. Accessed 2026-09-16.
35. [Protect Your Company and Personal Assets From Management Liability Risks](https://www.usi.com/executive-insights/executive-series-articles/supplemental/emerging-business/q3-2023/protect-against-management-liability-risks/). USI Insurance Services; ExecuSafe program for D&O and management liability, including EPL, fiduciary, and crime; Select.Business@usi.com. Accessed 2026-09-16.
36. [Reduce Claims and Costs by Optimizing Your Risk Control](https://www.usi.com/executive-insights/executive-series-articles/featured/property-casualty/q4-2024/reduce-claims-and-costs-by-optimizing-your-risk-control/). USI Insurance Services; USI PATH proprietary risk-control platform description. Accessed 2026-09-16.
37. [Client Emergency Preparedness Claims Kit](https://www.usi.com/siteassets/2021-claims-reporting-guidelines.pdf). USI Insurance Services; Updated May 2021 claims-reporting table directing some lines to the insurer and executive, professional, and cyber lines to the USI account team or claims consultant. Accessed 2026-09-16.
38. [Natural Disaster Planning](https://www.usi.com/natural-disaster-planning). USI Insurance Services; Commercial P&C claims contact via client service team or local office; Select/Small Commercial contacts. Accessed 2026-09-16.
39. [Aon to acquire USI to establish the premier U.S. middle-market platform](https://www.prnewswire.com/news-releases/aon-to-acquire-usi-to-establish-the-premier-us-middle-market-platform-302864628.html). Aon plc via PR Newswire; 31 August 2026 announcement; independent operation until expected Q4 2026 close; About USI description. Accessed 2026-09-16.
40. [USI Insurance Services LLC associate biography (San Francisco)](https://info.usi.com/rs/121-VCO-807/images/Gyalzen_Phurba%2007-21.pdf). USI Insurance Services; Letterhead naming USI Insurance Services LLC, 575 Market St Suite 3750 San Francisco, CA, and CA DOI License # 0G11911. Accessed 2026-09-16.

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

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