--- title: "Berkshire Hathaway Specialty Insurance vs Relm Insurance: Umbrella and Excess Liability Insurance" description: "Berkshire Hathaway Specialty Insurance lists energy, manufacturing, and trucking among its U.S. umbrella/excess targets, subject to restrictions and underwriting; Relm describes excess liability for higher-exposure fleets, public interaction, and large contracts." canonical: "https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/umbrella-excess" page-type: "line-comparison" updated-at: "2026-10-01" comparison-pair: "berkshire-hathaway-specialty-insurance-vs-relm" provider-a: "berkshire-hathaway-specialty-insurance" provider-b: "relm" 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/berkshire-hathaway-specialty-insurance-vs-relm/umbrella-excess) ## Agent Guide **What this page is:** Focused comparison of Berkshire Hathaway Specialty Insurance and Relm Insurance 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 Berkshire Hathaway Specialty Insurance versus Relm Insurance. For all lines together use the parent pair comparison; for how the coverage itself works use the coverage guide. **Questions this page answers:** - Berkshire Hathaway Specialty Insurance vs Relm Insurance for Umbrella and Excess Liability Insurance: how do they differ? - Which is better for Umbrella and Excess Liability Insurance, Berkshire Hathaway Specialty Insurance or Relm Insurance? - What does Berkshire Hathaway Specialty Insurance or Relm Insurance 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 Berkshire Hathaway Specialty Insurance or Relm Insurance? **Key facts:** - Line: Umbrella and Excess Liability Insurance. Providers: Berkshire Hathaway Specialty Insurance and Relm Insurance. - 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 2026-10-01. Editorial policy: /editorial-policy. **Related pages:** - [Berkshire Hathaway Specialty Insurance vs Relm Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm) — parent: all coverage lines for this pair - [Umbrella and Excess Liability Insurance guide](https://spot.insure/coverage/umbrella-excess) — coverage explainer for this line - [Berkshire Hathaway Specialty Insurance profile](https://spot.insure/insurance-providers/berkshire-hathaway-specialty-insurance) — provider profile (evidence) - [Relm Insurance profile](https://spot.insure/insurance-providers/relm) — provider profile (evidence) - [Berkshire Hathaway Specialty Insurance vs Relm Insurance Commercial Property Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/commercial-property) — sibling comparison (other line, or other pair for this line) - [Berkshire Hathaway Specialty Insurance vs Relm Insurance Crime Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/crime) — sibling comparison (other line, or other pair for this line) - [Berkshire Hathaway Specialty Insurance vs Relm Insurance Cyber Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/cyber) — sibling comparison (other line, or other pair for this line) - [Berkshire Hathaway Specialty Insurance vs Relm Insurance D&O Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/directors-officers) — sibling comparison (other line, or other pair for this line) - [Berkshire Hathaway Specialty Insurance vs Relm Insurance Employment Practices Liability Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/employment-practices) — sibling comparison (other line, or other pair for this line) - [Berkshire Hathaway Specialty Insurance vs Relm Insurance Fiduciary Liability Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/fiduciary) — sibling comparison (other line, or other pair for this line) - [Berkshire Hathaway Specialty Insurance vs Relm Insurance General Liability Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/general-liability) — sibling comparison (other line, or other pair for this line) - [Berkshire Hathaway Specialty Insurance vs Relm Insurance Inland Marine Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/inland-marine) — sibling comparison (other line, or other pair for this line) - [Berkshire Hathaway Specialty Insurance vs Relm Insurance Media Liability Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/media) — sibling comparison (other line, or other pair for this line) - [Berkshire Hathaway Specialty Insurance vs Relm Insurance Product Liability Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/product-liability) — sibling comparison (other line, or other pair for this line) - [Berkshire Hathaway Specialty Insurance vs Relm Insurance Professional Liability (E&O) Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/professional-errors-omissions) — sibling comparison (other line, or other pair for this line) - [Berkshire Hathaway Specialty Insurance vs Relm Insurance Tech E&O Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/technology-errors-omissions) — sibling comparison (other line, or other pair for this line) - [AIG vs Berkshire Hathaway Specialty Insurance Umbrella and Excess Liability Insurance](https://spot.insure/compare/aig-vs-berkshire-hathaway-specialty-insurance/umbrella-excess) — sibling comparison (other line, or other pair for this line) - [AIG vs Relm Insurance Umbrella and Excess Liability Insurance](https://spot.insure/compare/aig-vs-relm/umbrella-excess) — sibling comparison (other line, or other pair for this line) - [Alliance Risk vs Berkshire Hathaway Specialty Insurance Umbrella and Excess Liability Insurance](https://spot.insure/compare/alliance-risk-vs-berkshire-hathaway-specialty-insurance/umbrella-excess) — sibling comparison (other line, or other pair for this line) - [Alliance Risk vs Relm Insurance Umbrella and Excess Liability Insurance](https://spot.insure/compare/alliance-risk-vs-relm/umbrella-excess) — sibling comparison (other line, or other pair for this line) - [Amelia Risk vs Berkshire Hathaway Specialty Insurance Umbrella and Excess Liability Insurance](https://spot.insure/compare/amelia-risk-vs-berkshire-hathaway-specialty-insurance/umbrella-excess) — sibling comparison (other line, or other pair for this line) - [Amelia Risk vs Relm Insurance Umbrella and Excess Liability Insurance](https://spot.insure/compare/amelia-risk-vs-relm/umbrella-excess) — sibling comparison (other line, or other pair for this line) # Berkshire Hathaway Specialty Insurance vs Relm Insurance: How Do They Compare for Umbrella and Excess Liability Insurance? Berkshire Hathaway Specialty Insurance lists energy, manufacturing, and trucking among its U.S. umbrella/excess targets, subject to restrictions and underwriting; Relm describes excess liability for higher-exposure fleets, public interaction, and large contracts. ## How to Use the Berkshire Hathaway Specialty Insurance vs Relm Insurance Umbrella and Excess Liability Insurance Comparison Use this comparison to evaluate Berkshire Hathaway Specialty Insurance and Relm Insurance 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. ## Berkshire Hathaway Specialty Insurance vs Relm Insurance Umbrella and Excess Liability Insurance Summary Berkshire Hathaway Specialty Insurance lists energy, manufacturing, and trucking among its U.S. umbrella/excess targets, subject to restrictions and underwriting. Relm describes excess liability for large fleets, significant public interaction, large contracts, and high-risk industries including energy, manufacturing, and transportation; the examples do not guarantee eligibility. [6](https://www.bhspecialty.com/us-products/us-casualty/ "Casualty") [9](https://relminsurance.com/lines-of-business/casualty-insurance/ "Casualty Insurance") ## 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](https://www.bhspecialty.com/wp-content/uploads/marketing/Interactive-AAG.pdf "At A Glance") [2](https://www.bhspecialty.com/about-us/ "About Us") [3](https://www.bhspecialty.com/terms-conditions/ "Terms of Service") [4](https://www.bhspecialty.com/asia/singapore-products/berkshire-hathaway-specialty-insurance-singapore-branch/ "Public Disclosure — Berkshire Hathaway Specialty Insurance Singapore Branch") [Berkshire Hathaway Specialty Insurance profile](https://spot.insure/insurance-providers/berkshire-hathaway-specialty-insurance) ## What Is Relm Insurance? Relm suits AI developers distinguishing liability and cyber/Tech E&O through Nova AI from first-party losses caused by third-party AI failures through Resca AI; businesses seeking standard small-business coverage should compare generalist providers. [7](https://relminsurance.com/relm-launches-us-mga/ "Relm Launches US MGA") [8](https://relminsurance.com/relm-insurance-launches-ai-suite/ "Relm Launches AI Liability Solutions") [Relm Insurance profile](https://spot.insure/insurance-providers/relm) ## 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 Berkshire Hathaway Specialty Insurance and Relm Insurance Umbrella and Excess Liability Insurance? ### Target Industries and Exposure Types Berkshire Hathaway Specialty Insurance lists energy, manufacturing/distribution, and trucking among U.S. umbrella/excess targets, subject to restrictions and underwriting. Relm identifies energy, manufacturing, and transportation as high-risk industries and describes large fleets, significant public interaction, and large contracts as higher-than-average exposures. Both cite energy/manufacturing/transportation operations, with Relm also giving exposure examples; neither statement guarantees eligibility for a specific company. [6](https://www.bhspecialty.com/us-products/us-casualty/ "Casualty") [9](https://relminsurance.com/lines-of-business/casualty-insurance/ "Casualty Insurance") ### Excess-Layer Function For selected U.S. casualty risks, Berkshire Hathaway Specialty Insurance’s guide lists lead umbrella, follow-form excess, and retained-limit forms. Relm describes excess liability as additional protection after underlying liability-policy limits are exhausted. Both describe an excess layer in relation to underlying coverage: BHSI lists potential forms and Relm states the exhaustion relationship. [5](https://www.bhspecialty.com/wp-content/uploads/marketing/Casualty-Appetite-Guide-US.pdf "Casualty Appetite Guide - U.S.") [9](https://relminsurance.com/lines-of-business/casualty-insurance/ "Casualty Insurance") ## What Should You Confirm in Berkshire Hathaway Specialty Insurance and Relm Insurance Umbrella and Excess Liability Insurance Quotes? - Ask how industry and fleet, public-facing, or contract exposure fit the stated target or high-risk examples. [6](https://www.bhspecialty.com/us-products/us-casualty/ "Casualty") [9](https://relminsurance.com/lines-of-business/casualty-insurance/ "Casualty Insurance") - Ask which excess structure and underlying policies would be proposed for the account. [5](https://www.bhspecialty.com/wp-content/uploads/marketing/Casualty-Appetite-Guide-US.pdf "Casualty Appetite Guide - U.S.") [9](https://relminsurance.com/lines-of-business/casualty-insurance/ "Casualty Insurance") ## Berkshire Hathaway Specialty Insurance vs Relm Insurance Umbrella and Excess Liability Compared | Criteria | Lead umbrella and excess casualty | Relm Excess Liability Insurance | | --- | --- | --- | | Role in This Line | Confirm in your quote. | Relm markets Excess Liability Insurance as a casualty line brokers can place for clients whose underlying liability limits may not be sufficient. [9](https://relminsurance.com/lines-of-business/casualty-insurance/ "Casualty Insurance") (Evidence: Company-reported; scope: Relm line-of-business page (Relm sells through brokers); not a statement identifying the issuing insurer for a given placement..) | | Issuing Insurer | Confirm in your quote. | The reviewed page does not name a specific issuing insurer for excess liability placements. [9](https://relminsurance.com/lines-of-business/casualty-insurance/ "Casualty Insurance") (Evidence: Not publicly disclosed; scope: Line-of-business page as read on 2026-09-23; a specific placement's insurer is product- and jurisdiction-specific..) | | Who It’s For | BHSI lists manufacturers/distributors, real estate, grocery, financial institutions, construction, energy and trucking as umbrella/excess targets. [6](https://www.bhspecialty.com/us-products/us-casualty/ "Casualty") (Evidence: Company-reported; scope: BHSI US lead umbrella/excess casualty targets. Material limitation: Targets remain subject to restrictions and underwriting appetite..) | Relm says excess liability benefits companies with higher-than-average liability exposure, such as those with large vehicle fleets, significant public interaction or large contracts, and calls it especially important for high-risk industries like energy, manufacturing or transportation. [9](https://relminsurance.com/lines-of-business/casualty-insurance/ "Casualty Insurance") (Evidence: Company-reported; scope: Casualty page 'What is Excess Liability Insurance?' section; not a guarantee of eligibility for a particular company..) | | Coverage Features | BHSI markets lead umbrella and excess casualty as an explicit product line and lists pollution/contractor-form features. [6](https://www.bhspecialty.com/us-products/us-casualty/ "Casualty") (Evidence: Company-reported; scope: US commercial casualty placements. Material limitation: Marketing overview; the manuscript and broker-specific forms require underwriting..) | Relm says excess liability adds protection once the limits of a company's underlying liability policies are exhausted. [9](https://relminsurance.com/lines-of-business/casualty-insurance/ "Casualty Insurance") (Evidence: Company-reported; scope: Casualty page 'What is Excess Liability Insurance?' section; the issued policy and declarations control..) | | 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. [5](https://www.bhspecialty.com/wp-content/uploads/marketing/Casualty-Appetite-Guide-US.pdf "Casualty Appetite Guide - U.S.") (Evidence: Company-reported; scope: 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. | Relm says brokers will always advise on the exact excess liability limits a client needs, framing the product as broker-guided rather than self-service. [9](https://relminsurance.com/lines-of-business/casualty-insurance/ "Casualty Insurance") (Evidence: Company-reported; scope: Casualty page 'What is Excess Liability Insurance?' section; no quote was requested during this research..) | ## Related Pages for Berkshire Hathaway Specialty Insurance vs Relm Insurance - [Berkshire Hathaway Specialty Insurance vs Relm Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm): 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. - [Berkshire Hathaway Specialty Insurance vs Relm Insurance Commercial Property Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/commercial-property) - [Berkshire Hathaway Specialty Insurance vs Relm Insurance Crime Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/crime) - [Berkshire Hathaway Specialty Insurance vs Relm Insurance Cyber Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/cyber) - [Berkshire Hathaway Specialty Insurance vs Relm Insurance D&O Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/directors-officers) - [Berkshire Hathaway Specialty Insurance vs Relm Insurance Employment Practices Liability Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/employment-practices) - [Berkshire Hathaway Specialty Insurance vs Relm Insurance Fiduciary Liability Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/fiduciary) - [Berkshire Hathaway Specialty Insurance vs Relm Insurance General Liability Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/general-liability) - [Berkshire Hathaway Specialty Insurance vs Relm Insurance Inland Marine Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/inland-marine) - [Berkshire Hathaway Specialty Insurance vs Relm Insurance Media Liability Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/media) - [Berkshire Hathaway Specialty Insurance vs Relm Insurance Product Liability Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/product-liability) - [Berkshire Hathaway Specialty Insurance vs Relm Insurance Professional Liability (E&O) Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/professional-errors-omissions) - [Berkshire Hathaway Specialty Insurance vs Relm Insurance Tech E&O Insurance](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/technology-errors-omissions) - [AIG vs Berkshire Hathaway Specialty Insurance Umbrella and Excess Liability Insurance](https://spot.insure/compare/aig-vs-berkshire-hathaway-specialty-insurance/umbrella-excess) - [AIG vs Relm Insurance Umbrella and Excess Liability Insurance](https://spot.insure/compare/aig-vs-relm/umbrella-excess) - [Alliance Risk vs Berkshire Hathaway Specialty Insurance Umbrella and Excess Liability Insurance](https://spot.insure/compare/alliance-risk-vs-berkshire-hathaway-specialty-insurance/umbrella-excess) - [Alliance Risk vs Relm Insurance Umbrella and Excess Liability Insurance](https://spot.insure/compare/alliance-risk-vs-relm/umbrella-excess) - [Amelia Risk vs Berkshire Hathaway Specialty Insurance Umbrella and Excess Liability Insurance](https://spot.insure/compare/amelia-risk-vs-berkshire-hathaway-specialty-insurance/umbrella-excess) - [Amelia Risk vs Relm Insurance Umbrella and Excess Liability Insurance](https://spot.insure/compare/amelia-risk-vs-relm/umbrella-excess) ## Sources for Berkshire Hathaway Specialty Insurance vs Relm Insurance ### Sources About Berkshire Hathaway Specialty Insurance 1. [At A Glance](https://www.bhspecialty.com/wp-content/uploads/marketing/Interactive-AAG.pdf). 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. 2. [About Us](https://www.bhspecialty.com/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. 3. [Terms of Service](https://www.bhspecialty.com/terms-conditions/). 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. 4. [Public Disclosure — Berkshire Hathaway Specialty Insurance Singapore Branch](https://www.bhspecialty.com/asia/singapore-products/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. 5. [Casualty Appetite Guide - U.S.](https://www.bhspecialty.com/wp-content/uploads/marketing/Casualty-Appetite-Guide-US.pdf). 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. 6. [Casualty](https://www.bhspecialty.com/us-products/us-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 Relm Insurance 7. [Relm Launches US MGA](https://relminsurance.com/relm-launches-us-mga/). Relm Insurance; Opening paragraphs describing US MGA and distribution partners. Accessed 2026-09-16. 8. [Relm Launches AI Liability Solutions](https://relminsurance.com/relm-insurance-launches-ai-suite/). Relm Insurance; NOVAAI, PONTAAI and RESCAAI: Applicable Users and Coverage Highlights. Accessed 2026-09-16. 9. [Casualty Insurance](https://relminsurance.com/lines-of-business/casualty-insurance/). Relm Insurance; What is Excess Liability Insurance?. Accessed 2026-09-23. ### 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 2026-10-01. 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. ## Berkshire Hathaway Specialty Insurance Review Scores for 2026 Review Score: not enough ratings. 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. - Trustpilot: TrustScore 2.1 (out of 5); 9 reviews. Trustpilot profile for bhspecialty.com, accessed 2026-09-29. Its small review set mixes travel-policy and other customer accounts; it is user-generated and unverified, and does not establish commercial-policy outcomes or representativeness. Period: Displayed when checked 2026-09-29. Checked 2026-09-29. [Berkshire Hathaway Specialty Insurance Reviews](https://www.trustpilot.com/review/bhspecialty.com) - BBB: Customer review average 1 (out of 5 stars); 6 reviews. BBB page for BHSI headquarters and corporate-owned locations, accessed 2026-09-29. The page’s six customer reviews mix travel and commercial narratives; BBB says third-party information is not verified. BBB’s business letter grade is separate from these customer reviews. Period: Displayed when checked 2026-09-29. Checked 2026-09-29. [Berkshire Hathaway Specialty Insurance — BBB Reviews](https://www.bbb.org/us/ma/boston/profile/insurance-agency/berkshire-hathaway-specialty-insurance-0021-439678/customer-reviews) Reviewed 2026-09-29. [Read the sourced review](https://spot.insure/insurance-providers/berkshire-hathaway-specialty-insurance/reviews). ## Relm Insurance Review Scores for 2026 Review Score: not enough ratings. We couldn't find any public customer reviews or ratings for Relm Insurance. Its Trustpilot page exists but has no reviews yet. Reviewed 2026-09-29. [Read the sourced review](https://spot.insure/insurance-providers/relm/reviews). ## Agent and Developer Resources - [Markdown page](https://spot.insure/compare/berkshire-hathaway-specialty-insurance-vs-relm/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)