Berkshire Hathaway Specialty Insurance vs 
Liberty Mutual: How Do They Compare for Umbrella and Excess Liability Insurance?
Berkshire Hathaway Specialty Insurance’s U.S. casualty appetite guide lists three umbrella/excess structures and $10 million excess capacity for selected risks (U.S. casualty appetite guide; not an account quote). Liberty Mutual lists umbrella and excess liability in its commercial catalogue and wholesale-industry coverage list; the listing describes product availability, not policy wording or an underwriting commitment. 5,8,9
What Is Berkshire Hathaway Specialty Insurance?
BHSI provides commercial and specialty insurance in the U.S., with product-specific industry lists that include healthcare, energy and technology. Online quote and application submissions are nonbinding. 1,2,3,4
Read the Berkshire Hathaway Specialty Insurance profile
Read the Berkshire Hathaway Specialty Insurance Umbrella and Excess Liability Insurance page
What Is Liberty Mutual Business Insurance?
Liberty Mutual spans small-commercial, commercial, specialty, surety, and reinsurance businesses. The insurer and distribution route depend on the product, so check the offer and policy before you compare terms. 7,8
Read the Liberty Mutual profile
Read the Liberty Mutual Umbrella and Excess Liability Insurance page
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. 10,11,12,13,14
What Are the Key Differences Between Berkshire Hathaway Specialty Insurance and Liberty Mutual Umbrella and Excess Liability Insurance?
Named Forms and Catalogue Listing
Berkshire Hathaway Specialty Insurance’s U.S. guide identifies lead umbrella, follow-form excess, and retained-limit forms, with capacity for selected risks. Liberty Mutual’s commercial catalogue and wholesale-industry list confirm umbrella and excess liability as listed lines. A buyer comparing the published descriptions has more form detail from the Berkshire Hathaway Specialty Insurance guide, while the Liberty Mutual catalogue confirms a product listing; neither is a quote for the buyer’s account. 5 8 9
Target Sectors and Wholesale Catalogue
Berkshire Hathaway Specialty Insurance names U.S. umbrella/excess target industries, subject to underwriting restrictions. Liberty Mutual’s wholesale catalogue includes umbrella/excess among its listed lines for an industry category. A buyer can use Berkshire Hathaway Specialty Insurance’s targets and Liberty Mutual’s industry listing to prepare a submission, then ask the placement contact which insured entity and terms apply to the actual risk. 6 9
What Should You Confirm in Berkshire Hathaway Specialty Insurance and Liberty Mutual Umbrella and Excess Liability Insurance Quotes?
Berkshire Hathaway Specialty Insurance and Liberty Mutual Review Scores
These averages can combine ratings for different products, locations, and customer groups, including approximate BBB grade conversions. Read each review for the sources, scope, and calculation.
Berkshire Hathaway Specialty Insurance Review Score
Review Score
No reviews found
The public ratings for Berkshire Hathaway Specialty Insurance are low but thin: Trustpilot shows 2.1 out of 5 from 9 reviews and BBB shows 1 out of 5 from 6. Both mix travel and commercial customers, so we don't count them in a score.[5][7]
Read Berkshire Hathaway Specialty Insurance reviewsLiberty Mutual Review Score
Review Score
2 rated sources
Customers give Liberty Mutual 4.2 out of 5 on Trustpilot from 3,836 reviews, but that page mixes auto, home and life customers with business ones. For business insurance specifically, NerdWallet gives 3.0 out of 5 and reports more complaints than expected.[4][1]
Read Liberty Mutual reviewsBerkshire Hathaway Specialty Insurance vs Liberty Mutual Umbrella and Excess Liability Compared
Berkshire Hathaway Specialty Insurance vs Liberty Mutual: Umbrella and Excess Liability Insurance: documented features by provider
| Criteria | Lead umbrella and excess casualty | Umbrella and Excess Liability |
|---|---|---|
| Role in This Line | Confirm in your quote. | Liberty Mutual lists umbrella and excess liability in its commercial catalogue and in a wholesale-industry coverage list. 8,9Company-reported. Official Liberty Mutual commercial/product page; company-reported description scoped to Umbrella and Excess Liability. Not policy wording, underwriting approval, state eligibility or a coverage guarantee. |
| Who It’s For | BHSI lists manufacturers/distributors, real estate, grocery, financial institutions, construction, energy and trucking as umbrella/excess targets. 6Company-reported. BHSI US lead umbrella/excess casualty targets. Material limitation: Targets remain subject to restrictions and underwriting appetite. | The commercial business pages distribute products through brokers and agents. 8,9Company-reported. Official Liberty Mutual commercial/product page; company-reported description scoped to Umbrella and Excess Liability. Not policy wording, underwriting approval, state eligibility or a coverage guarantee. |
| Coverage Features | BHSI markets lead umbrella and excess casualty as an explicit product line and lists pollution/contractor-form features. 6Company-reported. US commercial casualty placements. Material limitation: Marketing overview; the manuscript and broker-specific forms require underwriting. | Its wholesale page names umbrella/excess cover as an option for that industry; limits and attachment terms are not established here. 8,9Company-reported. Official Liberty Mutual commercial/product page; company-reported description scoped to Umbrella and Excess Liability. Not policy wording, underwriting approval, state eligibility or a coverage guarantee. |
| Limits and Retentions | The appetite guide lists lead umbrella, follow-form excess and retained-limit forms, with $10 million excess capacity and more for selected risks. 5Company-reported. Select risks in the guide’s US casualty appetite. Material limitation: Capacity is not a quote or universally available layer; “more” is risk-selective. | Confirm in your quote. |
| How to Apply | Confirm in your quote. | The cited product page does not establish an online application or policy-binding path; ask the listed team or your broker/agent how this product is placed. 8,9Not found in reviewed sources. Reviewed product-page scope only. This not-found disposition is not a claim that no digital route exists. |
Related Pages for Berkshire Hathaway Specialty Insurance vs Liberty Mutual
Umbrella and Excess Liability Pages for Berkshire Hathaway Specialty Insurance and Liberty Mutual
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Other Umbrella and Excess Liability Insurance Provider Comparisons
Sources for Berkshire Hathaway Specialty Insurance vs Liberty Mutual
Sources About Berkshire Hathaway Specialty Insurance
- At A Glance. Berkshire Hathaway Specialty Insurance; United States section, zero-based PDF pages 49–53 (viewer pages 50–54): product/industry lists on pages 49–50; U.S. disclosure/version footer on page 53 is 2026-8-03 A. The 2026-09-14 A footer is on preceding European page 48, not the U.S. section. Accessed 2026-09-29.
- About Us. Berkshire Hathaway Specialty Insurance; About BHSI; company profile page re-opened through official site on 2026-09-28; company says it is part of National Indemnity group. Accessed 2026-09-28.
- Terms of Service. Berkshire Hathaway Specialty Insurance; Important Information Concerning Use of this Web Site, paragraphs 2–4; nonbinding submissions, contracted-agent authority, state variation, product availability and policy-specific terms. Accessed 2026-09-28.
- Public Disclosure — Berkshire Hathaway Specialty Insurance Singapore Branch. Berkshire Hathaway Specialty Insurance; Singapore branch public disclosure, Company Profile ¶¶ 1–2; direct page opened 2026-09-28. ¶ 1 identifies BHSIC as a Nebraska-domiciled direct P&C insurer; ¶ 2 states BHSIC is wholly owned by National Indemnity Company, itself wholly owned by Berkshire Hathaway Incorporated. Accessed 2026-09-28.
- Casualty Appetite Guide - U.S. Berkshire Hathaway Specialty Insurance; Casualty appetite PDF page 1: $50K minimum premium, GL/products/lead umbrella/excess lines, selected $10M excess capacity, placement forms and target/avoided classes; guide dated 2026-07-15. Accessed 2026-09-28.
- Casualty. Berkshire Hathaway Specialty Insurance; US casualty product lines and features: Primary General Liability lines 10-34; Primary Products/Completed Operations Liability 35-44; Lead Umbrella and Excess Casualty 46-63. Accessed 2026-09-28.
Sources About Liberty Mutual
- Company Profile. Liberty Mutual Group; Strategic business units paragraph: US Retail Markets (individuals/small businesses; small commercial; countrywide) and Global Risk Solutions (mid-size/large businesses; commercial, specialty, reinsurance, surety; worldwide). Accessed 2026-09-29.
- Commercial Insurance Solutions. Liberty Mutual Business Insurance; Commercial solutions index names commercial auto and fleet, cyber, environmental liability, equipment breakdown, excess and surplus, general liability, healthcare liability, inland marine, management liability, multinational, ocean marine, professional liability, property, reinsurance, surety, umbrella/excess and workers compensation. Disclosure says policy insurer is named when offered, may be an affiliate/subsidiary or surplus-lines insurer; states/jurisdictions and actual policy terms vary. Accessed 2026-09-29.
- Wholesale Distribution. Liberty Mutual Business Insurance; Wholesale coverage options list includes cargo stock throughput, commercial auto, cyber, D&O, environmental, general liability, inland marine, management liability, property (including equipment breakdown), trade credit, umbrella/excess and workers compensation. Industry-specific examples, not universal eligibility. Accessed 2026-09-29.
Sources for the Umbrella and Excess Liability Insurance Guide
- 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.
- Commercial Insurance Guide. 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.
- Lines of Insurance. 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.
- Coverage Hub. Coverdash; Excess & Specialty: Umbrella; Excess Liability. Accessed 2026-09-16.
- Products. Kinro; 09 Umbrella/Excess: additional limits above scheduled underlying policies; when to review; reviewed with. Accessed 2026-09-16.
