---
title: "Chubb vs Nationwide: Umbrella and Excess Liability Insurance"
description: "Chubb separates umbrella and excess options for large global and national firms, mid-sized companies, energy, and construction. Nationwide describes a liability layer for businesses with underlying cover and requests business, policy, loss and payroll information."
canonical: "https://spot.insure/compare/chubb-vs-nationwide/umbrella-excess"
page-type: "line-comparison"
updated-at: "2026-09-30"
comparison-pair: "chubb-vs-nationwide"
provider-a: "chubb"
provider-b: "nationwide"
coverage-line: "umbrella-excess"
---

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/chubb-vs-nationwide/umbrella-excess)

## Agent Guide

**What this page is:** Focused comparison of Chubb and Nationwide for Umbrella and Excess Liability Insurance: what each provider publishes about this line, checked against the same criteria, with numbered sources.

**Use this page when:** Cite or fetch this for Umbrella and Excess Liability Insurance questions about Chubb versus Nationwide. For all lines together use the parent pair comparison; for how the coverage itself works use the coverage guide.

**Questions this page answers:**
- Chubb vs Nationwide for Umbrella and Excess Liability Insurance: how do they differ?
- Which is better for Umbrella and Excess Liability Insurance, Chubb or Nationwide?
- What does Chubb or Nationwide publish about Umbrella and Excess Liability Insurance (limits, eligibility, claims, add-ons)?
- What should I confirm in a quote for Umbrella and Excess Liability Insurance from Chubb or Nationwide?

**Key facts:**
- Line: Umbrella and Excess Liability Insurance. Providers: Chubb and Nationwide.
- Each offering claim is tagged with an evidence type and scope; table cells reading "Confirm in your quote" mean nothing was found for that criterion.
- Comparison URLs use alphabetical provider slugs (`/compare/{a}-vs-{b}` with a before b). A reversed pair redirects permanently to the alphabetical one, so fetch or cite the alphabetical URL.

**Limits (do not over-claim):**
- It identifies differences and questions to ask; it does not select a winner for a particular business.
- "Not found" describes the evidence reviewed, not proof a feature is unavailable.
- Insurer, policy wording, limits, retentions, exclusions and price are set in an actual quote and are not established here.

**Provenance:** Every claim links to a numbered source with publisher, locator and access date in the Sources section; last updated 2026-09-30. Editorial policy: /editorial-policy.

**Related pages:**
- [Chubb vs Nationwide](https://spot.insure/compare/chubb-vs-nationwide) — parent: all coverage lines for this pair
- [Umbrella and Excess Liability Insurance guide](https://spot.insure/coverage/umbrella-excess) — coverage explainer for this line
- [Chubb profile](https://spot.insure/insurance-providers/chubb) — provider profile (evidence)
- [Nationwide profile](https://spot.insure/insurance-providers/nationwide) — provider profile (evidence)
- [Chubb vs Nationwide Builders Risk Insurance](https://spot.insure/compare/chubb-vs-nationwide/builders-risk) — sibling comparison (other line, or other pair for this line)
- [Chubb vs Nationwide Business Owner’s Policy](https://spot.insure/compare/chubb-vs-nationwide/business-owners-policy) — sibling comparison (other line, or other pair for this line)
- [Chubb vs Nationwide Cargo and Transit Insurance](https://spot.insure/compare/chubb-vs-nationwide/cargo-transit) — sibling comparison (other line, or other pair for this line)
- [Chubb vs Nationwide Commercial Auto Insurance](https://spot.insure/compare/chubb-vs-nationwide/commercial-auto) — sibling comparison (other line, or other pair for this line)
- [Chubb vs Nationwide Commercial Property Insurance](https://spot.insure/compare/chubb-vs-nationwide/commercial-property) — sibling comparison (other line, or other pair for this line)
- [Chubb vs Nationwide Crime Insurance](https://spot.insure/compare/chubb-vs-nationwide/crime) — sibling comparison (other line, or other pair for this line)
- [Chubb vs Nationwide Cyber Insurance](https://spot.insure/compare/chubb-vs-nationwide/cyber) — sibling comparison (other line, or other pair for this line)
- [Chubb vs Nationwide D&O Insurance](https://spot.insure/compare/chubb-vs-nationwide/directors-officers) — sibling comparison (other line, or other pair for this line)
- [Chubb vs Nationwide Employment Practices Liability Insurance](https://spot.insure/compare/chubb-vs-nationwide/employment-practices) — sibling comparison (other line, or other pair for this line)
- [Chubb vs Nationwide Equipment Breakdown Insurance](https://spot.insure/compare/chubb-vs-nationwide/equipment-breakdown) — sibling comparison (other line, or other pair for this line)
- [Chubb vs Nationwide Fiduciary Liability Insurance](https://spot.insure/compare/chubb-vs-nationwide/fiduciary) — sibling comparison (other line, or other pair for this line)
- [Chubb vs Nationwide General Liability Insurance](https://spot.insure/compare/chubb-vs-nationwide/general-liability) — sibling comparison (other line, or other pair for this line)
- [Chubb vs Nationwide Inland Marine Insurance](https://spot.insure/compare/chubb-vs-nationwide/inland-marine) — sibling comparison (other line, or other pair for this line)
- [Chubb vs Nationwide Management Liability Insurance](https://spot.insure/compare/chubb-vs-nationwide/management-liability) — sibling comparison (other line, or other pair for this line)
- [Chubb vs Nationwide Professional Liability (E&O) Insurance](https://spot.insure/compare/chubb-vs-nationwide/professional-errors-omissions) — sibling comparison (other line, or other pair for this line)
- [Chubb vs Nationwide Surety Bonds](https://spot.insure/compare/chubb-vs-nationwide/surety-bonds) — sibling comparison (other line, or other pair for this line)
- [Chubb vs Nationwide Workers’ Compensation Insurance](https://spot.insure/compare/chubb-vs-nationwide/workers-compensation) — sibling comparison (other line, or other pair for this line)
- [AIG vs Chubb Umbrella and Excess Liability Insurance](https://spot.insure/compare/aig-vs-chubb/umbrella-excess) — sibling comparison (other line, or other pair for this line)
- [AIG vs Nationwide Umbrella and Excess Liability Insurance](https://spot.insure/compare/aig-vs-nationwide/umbrella-excess) — sibling comparison (other line, or other pair for this line)
- [Alliance Risk vs Chubb Umbrella and Excess Liability Insurance](https://spot.insure/compare/alliance-risk-vs-chubb/umbrella-excess) — sibling comparison (other line, or other pair for this line)
- [Alliance Risk vs Nationwide Umbrella and Excess Liability Insurance](https://spot.insure/compare/alliance-risk-vs-nationwide/umbrella-excess) — sibling comparison (other line, or other pair for this line)
- [Amelia Risk vs Chubb Umbrella and Excess Liability Insurance](https://spot.insure/compare/amelia-risk-vs-chubb/umbrella-excess) — sibling comparison (other line, or other pair for this line)
- [Amelia Risk vs Nationwide Umbrella and Excess Liability Insurance](https://spot.insure/compare/amelia-risk-vs-nationwide/umbrella-excess) — sibling comparison (other line, or other pair for this line)

# Chubb vs Nationwide: How Do They Compare for Umbrella and Excess Liability Insurance?

Chubb separates umbrella and excess options for large global and national firms, mid-sized companies, energy, and construction. Nationwide describes a liability layer for businesses with underlying cover and requests business, policy, loss and payroll information.

## How to Use the Chubb vs Nationwide Umbrella and Excess Liability Insurance Comparison

Use this comparison to evaluate Chubb and Nationwide for Umbrella and Excess Liability Insurance against the same documented criteria. It identifies differences and questions to confirm; it does not select a winner for a particular business. Offering claims are what each provider publishes about this line unless marked otherwise. “Not found” describes the evidence reviewed, not proof that a feature is unavailable. Confirm the insurer, policy wording, limits, retentions, exclusions and cost in an actual quote.

## Chubb vs Nationwide Umbrella and Excess Liability Insurance Summary

Chubb separates umbrella and excess options for large global and national firms, mid-sized companies, energy, and construction. Nationwide describes a liability layer for businesses with underlying cover and requests business, policy, loss and payroll information. [4](https://www.chubb.com/us-en/business-insurance/umbrella-excess-casualty.html "Umbrella & Excess Casualty Insurance") [9](https://www.nationwide.com/business/insurance/umbrella-policy/ "Commercial Umbrella Liability Insurance from Nationwide")

## What Is Chubb?

Chubb fits technology firms seeking DigiTech ERM or small businesses with up to $30 million in revenue seeking a BOP; buyers wanting an instant direct purchase should compare online carriers. Agents can quote eligible small accounts, with a faster cyber route. [1](https://www.chubb.com/us-en/business-insurance/industries/technology.html "Insurance For Technology Companies") [2](https://www.chubb.com/us-en/terms-of-use.html "Terms Of Use") [3](https://www.chubb.com/us-en/business-insurance/products/cyber-insurance/cyber-insurance-products.html "Cyber Insurance Coverage & Products")

[Chubb profile](https://spot.insure/insurance-providers/chubb)

## What Is Nationwide?

Nationwide’s commercial catalogue includes common small-business policies and separate specialty products. A catalogue listing does not establish eligibility or policy terms; confirm the issuing company and coverage for your state and business. [6](https://www.nationwide.com/business/insurance/small-commercial/ "Small Business Insurance") [7](https://www.nationwide.com/agents/business/ "Small Business Insurance Solutions for Agents") [8](https://www.nationwide.com/personal/about-us/terms-conditions "Terms and Conditions for Nationwide.com")

[Nationwide profile](https://spot.insure/insurance-providers/nationwide)

## What Is Umbrella and Excess Liability Insurance?

Umbrella or excess insurance adds liability limits above the policies named in the quote after a covered claim exhausts their limits. It may fit if a contract sets higher limits; check which primary policies are listed and any gaps between them. [10](https://www.iii.org/publication/insuring-your-business-small-business-owners-guide-to-insurance/specific-coverages/liability-insurance "Liability Insurance") [11](https://www.insurance.ca.gov/01-consumers/105-type/95-guides/09-comm/commercialguide.cfm "Commercial Insurance Guide") [12](https://www.insurance.ca.gov/0200-industry/0050-renew-license/0200-requirements/casualty/lines-of-ins.cfm "Lines of Insurance") [13](https://www.coverdash.com/coverage "Coverage Hub") [14](https://kinro.com/products "Products")

## What Are the Key Differences Between Chubb and Nationwide Umbrella and Excess Liability Insurance?

### Underlying Coverage and Form

Chubb separates umbrella and excess options for large global and national firms, mid-sized companies, energy, and construction. Nationwide describes a liability layer for businesses with underlying cover and requests business, policy, loss and payroll information. Ask Chubb which segment fits your operation; ask Nationwide how your industry and underlying program affect its quote. [4](https://www.chubb.com/us-en/business-insurance/umbrella-excess-casualty.html "Umbrella & Excess Casualty Insurance") [9](https://www.nationwide.com/business/insurance/umbrella-policy/ "Commercial Umbrella Liability Insurance from Nationwide")

### Limits, Eligibility, and Buying

Chubb’s Express Umbrella lets appointed brokers reserve, quote, bind and issue umbrella business online. Nationwide’s page routes buyers through an agent or quote request without describing a digital bind process. If speed and servicing by your broker matter, confirm whether your broker is appointed for Express Umbrella and compare the steps Nationwide requires through its agent channel. [4](https://www.chubb.com/us-en/business-insurance/umbrella-excess-casualty.html "Umbrella & Excess Casualty Insurance") [9](https://www.nationwide.com/business/insurance/umbrella-policy/ "Commercial Umbrella Liability Insurance from Nationwide")

### Support to Confirm

Chubb underwrites this line directly and describes tailored excess options; Nationwide’s overview describes terms as dependent on the specific business and underlying coverage. Neither public page gives a universal limit. Ask both for the issuing entity, required underlying schedules, attachment point, and whether the proposed policy is lead umbrella or follow-form excess. [4](https://www.chubb.com/us-en/business-insurance/umbrella-excess-casualty.html "Umbrella & Excess Casualty Insurance") [9](https://www.nationwide.com/business/insurance/umbrella-policy/ "Commercial Umbrella Liability Insurance from Nationwide")

## What Should You Confirm in Chubb and Nationwide Umbrella and Excess Liability Insurance Quotes?

- Ask Chubb and Nationwide to identify the actual issuing insurer, required scheduled underlying policies and limits, attachment point, and exclusions in the quote. [4](https://www.chubb.com/us-en/business-insurance/umbrella-excess-casualty.html "Umbrella & Excess Casualty Insurance") [9](https://www.nationwide.com/business/insurance/umbrella-policy/ "Commercial Umbrella Liability Insurance from Nationwide")

## Chubb vs Nationwide Umbrella and Excess Liability Insurance Compared

| Criteria | Chubb Umbrella & Excess Casualty Insurance | Nationwide umbrella excess (official overview) |
| --- | --- | --- |
| Role in This Line | Chubb underwrites umbrella and excess liability insurance directly, spanning smaller and mid-sized companies through global multinationals, and offers it as an add-on within its small-business Total Account Solution. [4](https://www.chubb.com/us-en/business-insurance/umbrella-excess-casualty.html "Umbrella & Excess Casualty Insurance") [5](https://www.chubb.com/us-en/business-insurance/workers-compensation-small.html "Workers' Compensation Insurance for Small Business") (Evidence: Company-reported; scope: Umbrella & Excess Casualty product page and workers'-compensation Total Account Solution section..) | Nationwide describes offering umbrella excess for the audience stated on the cited product page. [9](https://www.nationwide.com/business/insurance/umbrella-policy/ "Commercial Umbrella Liability Insurance from Nationwide") (Evidence: Company-reported; scope: umbrella excess marketed by nationwide; scope is limited to the cited official product overview and described audience. This is not a policy form or a universal eligibility statement..) |
| Who It’s For | Chubb structures umbrella and excess casualty into separate options for large global and national companies, mid-sized companies, the energy industry, and the construction industry, saying it tailors solutions to each segment's exposures. [4](https://www.chubb.com/us-en/business-insurance/umbrella-excess-casualty.html "Umbrella & Excess Casualty Insurance") (Evidence: Company-reported; scope: Umbrella & Excess Casualty Insurance Options section..) | Businesses with underlying liability coverage; Nationwide requests business, policy, loss, and payroll information for a quote. [9](https://www.nationwide.com/business/insurance/umbrella-policy/ "Commercial Umbrella Liability Insurance from Nationwide") (Evidence: Company-reported; scope: umbrella excess marketed by nationwide; scope is limited to the cited official product overview and described audience. This is not a policy form or a universal eligibility statement..) |
| Coverage Features | For large global and national companies, Chubb specializes in lead umbrella and excess liability; for mid-sized companies it offers what it calls competitive excess casualty alternatives with claims handling and timely service. [4](https://www.chubb.com/us-en/business-insurance/umbrella-excess-casualty.html "Umbrella & Excess Casualty Insurance") (Evidence: Company-reported; scope: Umbrella & Excess Casualty product page option descriptions..) | The cited product page describes an added liability layer above underlying policies such as general liability or business auto; the page says terms and quote depend on the insured's business and underlying coverage. Marketing description only; actual coverage, exclusions, conditions, limits, and availability depend on the issued policy and jurisdiction. [9](https://www.nationwide.com/business/insurance/umbrella-policy/ "Commercial Umbrella Liability Insurance from Nationwide") (Evidence: Company-reported; scope: umbrella excess marketed by nationwide; scope is limited to the cited official product overview and described audience. This is not a policy form or a universal eligibility statement..) |
| Limits and Retentions | The reviewed umbrella and excess casualty page does not publish specific attachment points, limit amounts or pricing; these vary by account and program. [4](https://www.chubb.com/us-en/business-insurance/umbrella-excess-casualty.html "Umbrella & Excess Casualty Insurance") (Evidence: Not found in reviewed sources; scope: Umbrella & Excess Casualty product page as read on 2026-09-23..)<br><br>When bundled through Chubb's small-business Total Account Solution, umbrella insurance is described only as providing "an additional layer of coverage over existing liability policies," without a published limit amount. [5](https://www.chubb.com/us-en/business-insurance/workers-compensation-small.html "Workers' Compensation Insurance for Small Business") (Evidence: Company-reported; scope: Workers'-compensation Total Account Solution section..) | The cited overview does not set a universal limit or retention for this line. Ask for the proposed policy form, limits, retentions, exclusions, and conditions in the quote. [9](https://www.nationwide.com/business/insurance/umbrella-policy/ "Commercial Umbrella Liability Insurance from Nationwide") (Evidence: Not publicly disclosed; scope: Only the cited marketing page was reviewed for published limit and retention information; no policy-form entitlement is inferred..) |
| How to Apply | Chubb offers Express Umbrella, a web-based platform for appointed brokers to reserve, quote, bind and issue umbrella business, which Chubb says can help brokers build specialized books of business. [4](https://www.chubb.com/us-en/business-insurance/umbrella-excess-casualty.html "Umbrella & Excess Casualty Insurance") (Evidence: Company-reported; scope: Express Umbrella Online Platform section; available to appointed brokers, not directly to buyers..)<br><br>You can request a quote online, or an appointed independent agent or broker can place the policy through a Chubb Appointment. [4](https://www.chubb.com/us-en/business-insurance/umbrella-excess-casualty.html "Umbrella & Excess Casualty Insurance") (Evidence: Company-reported; scope: Umbrella & Excess Casualty product page quote call-to-action..) | The page directs prospective customers to contact an agent or request a quote. The page does not establish a quote, bind, or coverage-effective timeline. [9](https://www.nationwide.com/business/insurance/umbrella-policy/ "Commercial Umbrella Liability Insurance from Nationwide") (Evidence: Company-reported; scope: umbrella excess marketed by nationwide; scope is limited to the cited official product overview and described audience. This is not a policy form or a universal eligibility statement..) |

## Related Pages for Chubb vs Nationwide Umbrella and Excess Liability

- [Chubb vs Nationwide](https://spot.insure/compare/chubb-vs-nationwide): all coverage lines, business roles, service and claims.
- [What Is Umbrella and Excess Liability Insurance?](https://spot.insure/coverage/umbrella-excess): Umbrella or excess insurance can add liability limits above selected underlying policies when a covered claim exceeds them; compare the schedule and any gaps.
- [Chubb vs Nationwide Builders Risk Insurance](https://spot.insure/compare/chubb-vs-nationwide/builders-risk)
- [Chubb vs Nationwide Business Owner’s Policy](https://spot.insure/compare/chubb-vs-nationwide/business-owners-policy)
- [Chubb vs Nationwide Cargo and Transit Insurance](https://spot.insure/compare/chubb-vs-nationwide/cargo-transit)
- [Chubb vs Nationwide Commercial Auto Insurance](https://spot.insure/compare/chubb-vs-nationwide/commercial-auto)
- [Chubb vs Nationwide Commercial Property Insurance](https://spot.insure/compare/chubb-vs-nationwide/commercial-property)
- [Chubb vs Nationwide Crime Insurance](https://spot.insure/compare/chubb-vs-nationwide/crime)
- [Chubb vs Nationwide Cyber Insurance](https://spot.insure/compare/chubb-vs-nationwide/cyber)
- [Chubb vs Nationwide D&O Insurance](https://spot.insure/compare/chubb-vs-nationwide/directors-officers)
- [Chubb vs Nationwide Employment Practices Liability Insurance](https://spot.insure/compare/chubb-vs-nationwide/employment-practices)
- [Chubb vs Nationwide Equipment Breakdown Insurance](https://spot.insure/compare/chubb-vs-nationwide/equipment-breakdown)
- [Chubb vs Nationwide Fiduciary Liability Insurance](https://spot.insure/compare/chubb-vs-nationwide/fiduciary)
- [Chubb vs Nationwide General Liability Insurance](https://spot.insure/compare/chubb-vs-nationwide/general-liability)
- [Chubb vs Nationwide Inland Marine Insurance](https://spot.insure/compare/chubb-vs-nationwide/inland-marine)
- [Chubb vs Nationwide Management Liability Insurance](https://spot.insure/compare/chubb-vs-nationwide/management-liability)
- [Chubb vs Nationwide Professional Liability (E&O) Insurance](https://spot.insure/compare/chubb-vs-nationwide/professional-errors-omissions)
- [Chubb vs Nationwide Surety Bonds](https://spot.insure/compare/chubb-vs-nationwide/surety-bonds)
- [Chubb vs Nationwide Workers’ Compensation Insurance](https://spot.insure/compare/chubb-vs-nationwide/workers-compensation)
- [AIG vs Chubb Umbrella and Excess Liability Insurance](https://spot.insure/compare/aig-vs-chubb/umbrella-excess)
- [AIG vs Nationwide Umbrella and Excess Liability Insurance](https://spot.insure/compare/aig-vs-nationwide/umbrella-excess)
- [Alliance Risk vs Chubb Umbrella and Excess Liability Insurance](https://spot.insure/compare/alliance-risk-vs-chubb/umbrella-excess)
- [Alliance Risk vs Nationwide Umbrella and Excess Liability Insurance](https://spot.insure/compare/alliance-risk-vs-nationwide/umbrella-excess)
- [Amelia Risk vs Chubb Umbrella and Excess Liability Insurance](https://spot.insure/compare/amelia-risk-vs-chubb/umbrella-excess)
- [Amelia Risk vs Nationwide Umbrella and Excess Liability Insurance](https://spot.insure/compare/amelia-risk-vs-nationwide/umbrella-excess)

## Sources for Chubb vs Nationwide

### Sources About Chubb

1. [Insurance For Technology Companies](https://www.chubb.com/us-en/business-insurance/industries/technology.html). Chubb; Industry overview; Who we serve; Products and services: commercial package insurance (BOP, Benchmarq, Customarq), E&O/Cyber, Financial Lines, workers’ compensation, auto and umbrella; dedicated underwriting, claims and risk engineering. Accessed 2026-09-16.
2. [Terms Of Use](https://www.chubb.com/us-en/terms-of-use.html). Chubb; Acceptance of Terms identifying Chubb Group Holdings Inc.; surplus-lines producer restriction; products not available to all users or jurisdictions; Chubb Limited safe-harbor language; Internet Portals for Chubb Business. Accessed 2026-09-16.
3. [Cyber Insurance Coverage & Products](https://www.chubb.com/us-en/business-insurance/products/cyber-insurance/cyber-insurance-products.html). Chubb; Cyber insurance product catalog: Cyber ERM, DigiTech ERM (technology E&O, media and cyber) and Pro ERM (non-licensed professional services); Marketplace quoting for eligible risks under $100 million revenue; first- and third-party coverage summaries. Accessed 2026-09-16.
4. [Umbrella & Excess Casualty Insurance](https://www.chubb.com/us-en/business-insurance/umbrella-excess-casualty.html). Chubb; Umbrella & Excess Casualty Insurance Options: Large Global and National Companies, Mid-Sized Companies, Energy Industry, Construction Industry; Express Umbrella Online Platform. Accessed 2026-09-23.
5. [Workers' Compensation Insurance for Small Business](https://www.chubb.com/us-en/business-insurance/workers-compensation-small.html). Chubb; Total Account Solution: umbrella insurance providing an additional layer of coverage over existing liability policies. Accessed 2026-09-23.

### Sources About Nationwide

6. [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.
7. [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.
8. [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.
9. [Commercial Umbrella Liability Insurance from Nationwide](https://www.nationwide.com/business/insurance/umbrella-policy/). Nationwide; How commercial umbrella works; underlying policies and additional-liability layer.. Accessed 2026-09-30.

### Sources for the Umbrella and Excess Liability Insurance Guide

10. [Liability Insurance](https://www.iii.org/publication/insuring-your-business-small-business-owners-guide-to-insurance/specific-coverages/liability-insurance). Insurance Information Institute; Heading Umbrella Liability Insurance; sentence Umbrella Liability—also known as Excess Liability Insurance; underlying policies listed with limits; typically GL, auto and employers’ liability; starts when a covered loss exhausts the primary per occurrence limit; Most umbrella policies exclude EPL, professional liability, product recall, workers compensation, asbestos, pollution, war and terrorism. Accessed 2026-09-16.
11. [Commercial Insurance Guide](https://www.insurance.ca.gov/01-consumers/105-type/95-guides/09-comm/commercialguide.cfm). California Department of Insurance; Commercial Umbrella; excess over a basic liability policy; auto/CGL/WC or any liability policy can be covered; may respond if basic policy not in force or for gaps; SIR when no underlying. Accessed 2026-09-16.
12. [Lines of Insurance](https://www.insurance.ca.gov/0200-industry/0050-renew-license/0200-requirements/casualty/lines-of-ins.cfm). California Department of Insurance; Umbrella or Excess Liability Policy: excess limits over existing liability; may provide additional coverages not provided by underlying policies. Accessed 2026-09-16.
13. [Coverage Hub](https://www.coverdash.com/coverage). Coverdash; Excess & Specialty: Umbrella; Excess Liability. Accessed 2026-09-16.
14. [Products](https://kinro.com/products). Kinro; 09 Umbrella/Excess: additional limits above scheduled underlying policies; when to review; reviewed with. 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. The comparison applies the same criteria to both providers. [Editorial policy](https://spot.insure/editorial-policy). To suggest a correction, [contact Spot](https://spot.insure/contact) with the page URL and supporting source.

## Chubb Review Scores for 2026

Review Score: 6.9 / 10 from 5 rated sources, equally weighted.

Chubb earns 5/5 from NerdWallet, which reports fewer-than-expected commercial property and liability complaints. Customer ratings are mixed across products and locations.

- NerdWallet: NerdWallet editorial rating 5.0 (5 stars). Chubb identity; US commercial insurance review/satisfaction evidence sought on NerdWallet. Period: updated 2026-05-14. Checked 2026-09-25. [Chubb Business Insurance Review 2026: Top-Rated Company, Customizable BOP](https://www.nerdwallet.com/business/insurance/learn/chubb-small-business-insurance)
- Trustpilot: TrustScore 4.2 (5 stars); 3345 reviews. Chubb identity; US commercial insurance review/satisfaction evidence sought on Trustpilot. Checked 2026-09-25. [Chubb (European Region) Reviews](https://www.trustpilot.com/review/www.chubb.com)
- Google: Google star rating 2.0 (5 stars); 8 reviews. One Chubb Group local listing at 701 5th Ave, Seattle, Washington; profile-level feedback is not firmwide, not line-specific, and may include personal policies/claims. Checked 2026-09-25. [Chubb Group of Insurance Companies — Google reviews via Birdeye](https://reviews.birdeye.com/chubb-group-of-insurance-companies-149396582765159)
- ConsumerAffairs: ConsumerAffairs star rating 1.8 (5 stars); 20 reviews. ConsumerAffairs page for U.S. Chubb auto insurance (personal auto); not commercial-policy feedback. Period: page updated 2026-08-14. Checked 2026-09-25. [Chubb Auto Insurance Reviews](https://www.consumeraffairs.com/insurance/chubb.html)
- MoneyGeek: MoneyGeek customer score 4.2 (5 points). MoneyGeek’s U.S. small-business insurance customer-review analysis; publisher describes it as cross-source review analysis and does not isolate one commercial line. Period: 2026 review; MoneyGeek reports over 1,100 reviews, collection period not stated. Checked 2026-09-25. [Chubb Business Insurance Review (2026 Ratings)](https://www.moneygeek.com/insurance/business/chubb-review/)

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

## Nationwide Review Scores for 2026

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).

## Agent and Developer Resources

- [Markdown page](https://spot.insure/compare/chubb-vs-nationwide/umbrella-excess.md)
- [Developer resources](https://spot.insure/developers)
- [Public MCP server](https://spot.insure/mcp)
- [MCP server manifest](https://spot.insure/server.json)
- [OpenAPI description](https://spot.insure/openapi.json)
- [Public page index](https://spot.insure/llms.txt)