Liberty Mutual vs THREE by Berkshire Hathaway: How Do They Compare for Inland Marine Insurance?

THREE includes inland marine as a category within its combined BOP; Liberty Mutual lists a separate inland-marine product and describes projects and property in motion. 3,4,7

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. 1,2

Read the Liberty Mutual profile

Read the Liberty Mutual Inland Marine Insurance page

THREE small business insurance: coverage, issuer and buying routes

THREE markets a packaged commercial insurance product through a direct quote route and partner agents. Berkshire Hathaway Direct Insurance Company is named as issuer on THREE’s sample policy. 5,6

Read the THREE by Berkshire Hathaway profile

Read the THREE by Berkshire Hathaway Inland Marine Insurance page

What Is Inland Marine Insurance?

If your business moves equipment between sites or ships goods, inland marine can cover those property exposures; installation and other forms address different property categories. Match the quote to what you own, rent or hold for others. 8,9

Read the full coverage guide

Key Differences in Inland Marine Insurance

Package inclusion and property categories

THREE presents inland marine within its combined Business Owners Policy and directs small businesses to an online quote supported by licensed Small Business Advisors. Liberty Mutual lists inland marine separately in its property portfolio and describes construction projects, transit inventory, jobsite equipment and subcontractor storage. If you need a standalone marine schedule or want it bundled with fixed property, ask THREE to identify the category and limits in your actual declarations; its sample policy does not establish your coverage. 3 7

Placement and service details

Liberty Mutual describes property underwriting, risk-engineering and claims teams for complex property risks, while THREE’s public material emphasizes the combined purchase route. Compare the issuing company, item schedule, valuation and claim contact. The sample THREE declarations name Berkshire Hathaway Direct Insurance Company, but confirm the issuer on your own quote. 3 7

What to Confirm in Inland Marine Insurance Quotes

  • Does your THREE quote include inland marine, and what are its item limits, deductible and insurer?
  • Can Liberty Mutual quote your inland-marine exposure separately, and who handles risk engineering and claims?

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.

Liberty Mutual

7.2/ 10

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 reviews

THREE by Berkshire Hathaway

7.3/ 10

Review Score

2 rated sources

The inspected sources report separate measures: NerdWallet’s 4.0/5 editorial rating is excluded from the source-rating average; Trustpilot displayed 2.5/5 from five user posts and BBB displayed 4.8/5 from 265 reviews. Trustpilot and BBB include different purchase, service and agent/intermediary interactions, not a verified common policyholder cohort. BBB separately lists complaints. Any source-rating average weights eligible platforms equally and is not a pooled, representative customer-experience estimate or a claims-quality measure.[4][3][1][2]

Read THREE by Berkshire Hathaway reviews

Offering Details

Liberty Mutual vs THREE by Berkshire Hathaway: Inland Marine Insurance: documented features by provider

CriteriaLiberty Mutual Inland MarineTHREE Business Owners Policy
Role in This Line

Liberty Mutual lists Inland Marine in its property portfolio and maintains a separate inland-marine product page. 3,4Company-reported. Liberty Mutual’s cited product or program overview documents this description. It does not establish the issuing insurer for an individual quote, exact state or provincial availability, the policy form, complete exclusions, or terms offered to a particular buyer; confirm those in the quote and policy documents.

THREE presents Inland Marine as a component of its combined Business Owners Policy rather than identifying it as a separate standalone policy on the reviewed product page. 7Company-reported. Company-described U.S. package structure. The page does not establish underwriting terms or that every listed category will be included for every applicant.

Issuing Insurer

Confirm in your quote.

The linked sample policy's declarations identify Berkshire Hathaway Direct Insurance Company as issuer. 6Company-reported. This is the issuer named on the public sample only; the sample does not establish the issuing entity for every state-specific quote or buyer's issued policy.

Who It’s For

The page frames inland marine for companies with assets on the move; it does not identify the applicant, cargo, territory or transit conditions that a specific policy will cover. 3,4Company-reported. Liberty Mutual’s cited product or program overview documents this description. It does not establish the issuing insurer for an individual quote, exact state or provincial availability, the policy form, complete exclusions, or terms offered to a particular buyer; confirm those in the quote and policy documents.

The reviewed product page does not state separate eligibility rules for Inland Marine; the general quote and advisor route is not proof that a particular business qualifies for it. 7,5Not publicly disclosed. Eligibility and state availability remain unestablished for an individual risk until THREE returns its quote and applicable forms.

Coverage Features

The product page describes protection for assets under construction or frequently moved, including construction projects, inventory in transit, jobsite equipment and subcontractor-stored materials. 3,4Company-reported. Liberty Mutual’s cited product or program overview documents this description. It does not establish the issuing insurer for an individual quote, exact state or provincial availability, the policy form, complete exclusions, or terms offered to a particular buyer; confirm those in the quote and policy documents.

THREE's Business Owners Policy page lists Inland Marine among its marketed coverage categories in the combined policy. This describes the product page, not whether the category appears in a particular quote or responds to a loss. 7,6Company-reported. Official THREE package marketing for Inland Marine. The sample policy is state-selectable and does not establish that this item is included in every quote or issued policy.

Limits and Retentions

The cited public overview does not establish the limits, deductibles, exclusions or form terms that would apply to a specific buyer. 3,4Not publicly disclosed. Ask for the quote and specimen or issued policy forms before treating a listed feature as covered.

The reviewed public product page does not state a separate limit or deductible for Inland Marine; THREE says the quote-specific insurance summary lists limits and deductibles. 7,6Not publicly disclosed. No number is inferred from the sample policy. The quote and issued declarations control the buyer-specific limit and deductible.

Risk Services

Liberty Mutual describes property underwriting, risk-engineering and claims teams working together on complex property risks. 3,4Company-reported. Liberty Mutual’s cited product or program overview documents this description. It does not establish the issuing insurer for an individual quote, exact state or provincial availability, the policy form, complete exclusions, or terms offered to a particular buyer; confirm those in the quote and policy documents.

Confirm in your quote.

How to Apply

Confirm in your quote.

THREE directs small-business prospects to an online quote and says licensed Small Business Advisors can help with the process. 5Company-reported. This is the route for the overall THREE product. It does not show whether Inland Marine will be offered for a particular business or whether a customer can bind that line without an issued policy.

Full Comparison

More Liberty Mutual vs THREE by Berkshire Hathaway Comparisons

Other Inland Marine Insurance Comparisons

Sources

Liberty Mutual

  1. 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.
  2. 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.
  3. Property. Liberty Mutual Business Insurance; Property solutions section describes commercial property, business-interruption protection, Builder's Risk, Equipment Breakdown, Inland Marine and Ocean Marine; named Premier Property Protector, RM Select, and Liberty Mutual Property Protector product descriptions; states standalone and package options. Coverage terms depend on the policy. Accessed 2026-09-29.
  4. Inland marine. Liberty Mutual Business Insurance; Official product page: mobile and in-transit assets, construction projects, inventory in transit, jobsite equipment and subcontractor-stored materials; inland-marine underwriting, risk-engineering and claims teams. The page describes exposures rather than policy-specific terms. Accessed 2026-09-30.

THREE by Berkshire Hathaway

  1. Jargon-free small business insurance - THREE by Berkshire Hathaway. Berkshire Hathaway Direct Insurance Company, dba THREE; Lines 23, 39, 70–81 and 406–410: business location quote entry, single-policy description, issuer, business focus, online quote and licensed Small Business Advisor route. Quote entry inspected without submitting a form. Accessed 2026-09-30.
  2. The Policy: 3 Jargon-free pages - THREE by Berkshire Hathaway. Berkshire Hathaway Direct Insurance Company, dba THREE; State-selectable sample policy: Summary (Declarations) identifies Berkshire Hathaway Direct Insurance Company as issuer and says the insurance summary lists limits and deductibles; sample policy text and state selection do not establish terms for a particular quote or issued policy. Accessed 2026-09-30.
  3. Business Owners Policy - THREE by Berkshire Hathaway. Berkshire Hathaway Direct Insurance Company, dba THREE; Product page: “No need for multiple policies” and one comprehensive policy; Business Liability, Property and Business Auto categories and the listed line names. Product page footer identifies Berkshire Hathaway Direct Insurance Company, dba THREE. Accessed 2026-09-30.

Inland Marine Insurance Guide

  1. Commercial Insurance Guide. California Department of Insurance; Property Insurance; Commercial Property; Inland Marine; Boiler and Machinery. Accessed 2026-09-16.
  2. Inland Marine Policy: Contractors’ Equipment. Markel American Insurance Company / American Association of Insurance Services; hosted by Florida Department of Management Services; PDF p.8 declarations; attached Contractors’ Equipment printed pp.1–13 (PDF pp.18–30); replacement-cost endorsement PDF p.34. Accessed 2026-09-16.

Updated . 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. To suggest a correction, contact Spot with the page URL and supporting source.

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