---
title: "Insureon vs THREE by Berkshire Hathaway: Professional Liability (E&O) Insurance"
description: "insureon: The page describes client claims over alleged mistakes or unsatisfactory professional work; it does not establish policy-specific retroactive dates, exclusions or limits. Scope: Insureon’s public marketing page and quote route 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: THREE's Business Owners Policy page lists Errors & Omissions 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. Scope: Official THREE package marketing for Errors and Omissions. The sample policy is state-selectable and does not establish that this item is included in every quote or issued policy."
canonical: "https://spot.insure/compare/insureon-vs-three/professional-errors-omissions"
page-type: "line-comparison"
updated-at: "2026-10-01"
comparison-pair: "insureon-vs-three"
provider-a: "insureon"
provider-b: "three"
coverage-line: "professional-errors-omissions"
---

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[Human-readable page](https://spot.insure/compare/insureon-vs-three/professional-errors-omissions)

## Agent Guide

**What this page is:** Focused comparison of Insureon and THREE by Berkshire Hathaway for Professional Liability (E&O) 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 Professional Liability (E&O) Insurance questions about Insureon versus THREE by Berkshire Hathaway. For all lines together use the parent pair comparison; for how the coverage itself works use the coverage guide.

**Questions this page answers:**
- Insureon vs THREE by Berkshire Hathaway for Professional Liability (E&O) Insurance: how do they differ?
- Which is better for Professional Liability (E&O) Insurance, Insureon or THREE by Berkshire Hathaway?
- What does Insureon or THREE by Berkshire Hathaway publish about Professional Liability (E&O) Insurance (limits, eligibility, claims, add-ons)?
- What should I confirm in a quote for Professional Liability (E&O) Insurance from Insureon or THREE by Berkshire Hathaway?

**Key facts:**
- Line: Professional Liability (E&O) Insurance. Providers: Insureon and THREE by Berkshire Hathaway.
- 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:**
- [Insureon vs THREE by Berkshire Hathaway](https://spot.insure/compare/insureon-vs-three) — parent: all coverage lines for this pair
- [Professional Liability (E&O) Insurance guide](https://spot.insure/coverage/professional-errors-omissions) — coverage explainer for this line
- [Insureon profile](https://spot.insure/insurance-providers/insureon) — provider profile (evidence)
- [THREE by Berkshire Hathaway profile](https://spot.insure/insurance-providers/three) — provider profile (evidence)
- [Insureon vs THREE by Berkshire Hathaway Business Owner’s Policy](https://spot.insure/compare/insureon-vs-three/business-owners-policy) — sibling comparison (other line, or other pair for this line)
- [Insureon vs THREE by Berkshire Hathaway Commercial Auto Insurance](https://spot.insure/compare/insureon-vs-three/commercial-auto) — sibling comparison (other line, or other pair for this line)
- [Insureon vs THREE by Berkshire Hathaway Commercial Property Insurance](https://spot.insure/compare/insureon-vs-three/commercial-property) — sibling comparison (other line, or other pair for this line)
- [Insureon vs THREE by Berkshire Hathaway Cyber Insurance](https://spot.insure/compare/insureon-vs-three/cyber) — sibling comparison (other line, or other pair for this line)
- [Insureon vs THREE by Berkshire Hathaway General Liability Insurance](https://spot.insure/compare/insureon-vs-three/general-liability) — sibling comparison (other line, or other pair for this line)
- [Insureon vs THREE by Berkshire Hathaway Inland Marine Insurance](https://spot.insure/compare/insureon-vs-three/inland-marine) — sibling comparison (other line, or other pair for this line)
- [Insureon vs THREE by Berkshire Hathaway Workers’ Compensation Insurance](https://spot.insure/compare/insureon-vs-three/workers-compensation) — sibling comparison (other line, or other pair for this line)
- [AIG vs Insureon Professional Liability (E&O) Insurance](https://spot.insure/compare/aig-vs-insureon/professional-errors-omissions) — sibling comparison (other line, or other pair for this line)
- [AIG vs THREE by Berkshire Hathaway Professional Liability (E&O) Insurance](https://spot.insure/compare/aig-vs-three/professional-errors-omissions) — sibling comparison (other line, or other pair for this line)
- [Alliance Risk vs Insureon Professional Liability (E&O) Insurance](https://spot.insure/compare/alliance-risk-vs-insureon/professional-errors-omissions) — sibling comparison (other line, or other pair for this line)
- [Alliance Risk vs THREE by Berkshire Hathaway Professional Liability (E&O) Insurance](https://spot.insure/compare/alliance-risk-vs-three/professional-errors-omissions) — sibling comparison (other line, or other pair for this line)
- [Aon vs Insureon Professional Liability (E&O) Insurance](https://spot.insure/compare/aon-vs-insureon/professional-errors-omissions) — sibling comparison (other line, or other pair for this line)
- [Aon vs THREE by Berkshire Hathaway Professional Liability (E&O) Insurance](https://spot.insure/compare/aon-vs-three/professional-errors-omissions) — sibling comparison (other line, or other pair for this line)

# Insureon vs THREE by Berkshire Hathaway: How Do They Compare for Professional Liability (E&O) Insurance?

insureon: The page describes client claims over alleged mistakes or unsatisfactory professional work; it does not establish policy-specific retroactive dates, exclusions or limits. Scope: Insureon’s public marketing page and quote route 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: THREE's Business Owners Policy page lists Errors & Omissions 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. Scope: Official THREE package marketing for Errors and Omissions. The sample policy is state-selectable and does not establish that this item is included in every quote or issued policy.

## How to Use the Insureon vs THREE by Berkshire Hathaway Professional Liability (E&O) Insurance Comparison

Use this comparison to evaluate Insureon and THREE by Berkshire Hathaway for Professional Liability (E&O) 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.

## Insureon vs THREE by Berkshire Hathaway Professional Liability (E&O) Insurance Summary

insureon: The page describes client claims over alleged mistakes or unsatisfactory professional work; it does not establish policy-specific retroactive dates, exclusions or limits. Scope: Insureon’s public marketing page and quote route 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: THREE's Business Owners Policy page lists Errors & Omissions 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. Scope: Official THREE package marketing for Errors and Omissions. The sample policy is state-selectable and does not establish that this item is included in every quote or issued policy. [3](https://www.insureon.com/small-business-insurance/professional-liability "Professional Liability Insurance - Get Online Quotes") [6](https://threeinsurance.com/business-owners-policy "Business Owners Policy - THREE by Berkshire Hathaway") [5](https://threeinsurance.com/the-policy "The Policy: 3 Jargon-free pages - THREE by Berkshire Hathaway")

## What is Insureon?

Insureon describes a small-business insurance agency and broker route with online quote entry and agent support. Its pages market several coverage types, but do not establish which insurer, policy form, state availability, or eligibility applies to a particular buyer. [1](https://www.insureon.com/about-us/how-insureon-works "How Insureon Works") [2](https://www.insureon.com/small-business-insurance/general-liability "General Liability Insurance - Get Online Quotes")

[Insureon profile](https://spot.insure/insurance-providers/insureon)

## 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. [4](https://threeinsurance.com/ "Jargon-free small business insurance - THREE by Berkshire Hathaway") [5](https://threeinsurance.com/the-policy "The Policy: 3 Jargon-free pages - THREE by Berkshire Hathaway")

[THREE by Berkshire Hathaway profile](https://spot.insure/insurance-providers/three)

## What Is Professional Errors and Omissions (E&O) Insurance?

Professional liability can help pay defense costs and covered losses when a client says your advice or service caused financial harm. If customers rely on your work, list every service you provide and check the claims-made reporting and prior-work terms. [7](https://www.tdi.texas.gov/commercial/pl-faq.html "FAQ: Professional liability insurance") [8](https://www.iii.org/article/professional-liability-insurance "Professional liability insurance") [9](https://www.sba.gov/counseling/launch-your-business/#business-insurance "Get business insurance") [10](https://www.hiscox.com/documents/pl-sample-policy-wording.pdf "Professional Liability – US Direct Errors and Omissions Insurance")

## What Are the Key Differences Between Insureon and THREE by Berkshire Hathaway Professional Liability (E&O) Insurance?

### Published product description

Insureon: The page describes client claims over alleged mistakes or unsatisfactory professional work; it does not establish policy-specific retroactive dates, exclusions or limits. [3](https://www.insureon.com/small-business-insurance/professional-liability "Professional Liability Insurance - Get Online Quotes") By comparison, THREE by Berkshire Hathaway: THREE's Business Owners Policy page lists Errors & Omissions 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. [6](https://threeinsurance.com/business-owners-policy "Business Owners Policy - THREE by Berkshire Hathaway") [5](https://threeinsurance.com/the-policy "The Policy: 3 Jargon-free pages - THREE by Berkshire Hathaway")

### Provider role and placement

Insureon: Insureon markets Professional Liability, also called Errors & Omissions, through its small-business quote channel. [3](https://www.insureon.com/small-business-insurance/professional-liability "Professional Liability Insurance - Get Online Quotes") By comparison, THREE by Berkshire Hathaway: THREE presents Errors and Omissions as a component of its combined Business Owners Policy rather than identifying it as a separate standalone policy on the reviewed product page. [6](https://threeinsurance.com/business-owners-policy "Business Owners Policy - THREE by Berkshire Hathaway")

### How buyers begin

Insureon: The cited Insureon product page provides an online quote request path; that route does not identify the insurer or guarantee that a quote will be offered or bound. [3](https://www.insureon.com/small-business-insurance/professional-liability "Professional Liability Insurance - Get Online Quotes") By comparison, THREE by Berkshire Hathaway: THREE directs small-business prospects to an online quote and says licensed Small Business Advisors can help with the process. [4](https://threeinsurance.com/ "Jargon-free small business insurance - THREE by Berkshire Hathaway")

## What Should You Confirm in Insureon and THREE by Berkshire Hathaway Professional Liability (E&O) Insurance Quotes?

- What does Insureon describe for coverage, and what does THREE by Berkshire Hathaway describe for the same question? [3](https://www.insureon.com/small-business-insurance/professional-liability "Professional Liability Insurance - Get Online Quotes") [6](https://threeinsurance.com/business-owners-policy "Business Owners Policy - THREE by Berkshire Hathaway") [5](https://threeinsurance.com/the-policy "The Policy: 3 Jargon-free pages - THREE by Berkshire Hathaway")
- What does Insureon describe for role, and what does THREE by Berkshire Hathaway describe for the same question? [3](https://www.insureon.com/small-business-insurance/professional-liability "Professional Liability Insurance - Get Online Quotes") [6](https://threeinsurance.com/business-owners-policy "Business Owners Policy - THREE by Berkshire Hathaway")

## Insureon vs THREE by Berkshire Hathaway Professional Liability (E&O) Compared

| Criteria | Insureon Professional Liability / E&O Insurance | THREE Business Owners Policy |
| --- | --- | --- |
| Role in This Line | Insureon markets Professional Liability, also called Errors & Omissions, through its small-business quote channel. [3](https://www.insureon.com/small-business-insurance/professional-liability "Professional Liability Insurance - Get Online Quotes") (Evidence: Company-reported; scope: Insureon’s public marketing page and quote route 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 Errors and Omissions as a component of its combined Business Owners Policy rather than identifying it as a separate standalone policy on the reviewed product page. [6](https://threeinsurance.com/business-owners-policy "Business Owners Policy - THREE by Berkshire Hathaway") (Evidence: Company-reported; scope: 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. [5](https://threeinsurance.com/the-policy "The Policy: 3 Jargon-free pages - THREE by Berkshire Hathaway") (Evidence: Company-reported; scope: 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 addresses service businesses exposed to client claims; the eligible professions and carrier appetite depend on the application and quote. [3](https://www.insureon.com/small-business-insurance/professional-liability "Professional Liability Insurance - Get Online Quotes") (Evidence: Company-reported; scope: Insureon’s public marketing page and quote route 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 Errors and Omissions; the general quote and advisor route is not proof that a particular business qualifies for it. [6](https://threeinsurance.com/business-owners-policy "Business Owners Policy - THREE by Berkshire Hathaway") [4](https://threeinsurance.com/ "Jargon-free small business insurance - THREE by Berkshire Hathaway") (Evidence: Not publicly disclosed; scope: Eligibility and state availability remain unestablished for an individual risk until THREE returns its quote and applicable forms..) |
| Coverage Features | The page describes client claims over alleged mistakes or unsatisfactory professional work; it does not establish policy-specific retroactive dates, exclusions or limits. [3](https://www.insureon.com/small-business-insurance/professional-liability "Professional Liability Insurance - Get Online Quotes") (Evidence: Company-reported; scope: Insureon’s public marketing page and quote route 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 Errors & Omissions 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. [6](https://threeinsurance.com/business-owners-policy "Business Owners Policy - THREE by Berkshire Hathaway") [5](https://threeinsurance.com/the-policy "The Policy: 3 Jargon-free pages - THREE by Berkshire Hathaway") (Evidence: Company-reported; scope: Official THREE package marketing for Errors and Omissions. 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](https://www.insureon.com/small-business-insurance/professional-liability "Professional Liability Insurance - Get Online Quotes") (Evidence: Not publicly disclosed; scope: 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 Errors and Omissions; THREE says the quote-specific insurance summary lists limits and deductibles. [6](https://threeinsurance.com/business-owners-policy "Business Owners Policy - THREE by Berkshire Hathaway") [5](https://threeinsurance.com/the-policy "The Policy: 3 Jargon-free pages - THREE by Berkshire Hathaway") (Evidence: Not publicly disclosed; scope: No number is inferred from the sample policy. The quote and issued declarations control the buyer-specific limit and deductible..) |
| How to Apply | The cited Insureon product page provides an online quote request path; that route does not identify the insurer or guarantee that a quote will be offered or bound. [3](https://www.insureon.com/small-business-insurance/professional-liability "Professional Liability Insurance - Get Online Quotes") (Evidence: Company-reported; scope: Insureon’s public marketing page and quote route 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 directs small-business prospects to an online quote and says licensed Small Business Advisors can help with the process. [4](https://threeinsurance.com/ "Jargon-free small business insurance - THREE by Berkshire Hathaway") (Evidence: Company-reported; scope: This is the route for the overall THREE product. It does not show whether Errors and Omissions will be offered for a particular business or whether a customer can bind that line without an issued policy..) |

## Related Pages for Insureon vs THREE by Berkshire Hathaway

- [Insureon vs THREE by Berkshire Hathaway](https://spot.insure/compare/insureon-vs-three): all coverage lines, business roles, service and claims.
- [What Is Professional Errors and Omissions (E&O) Insurance?](https://spot.insure/coverage/professional-errors-omissions): Professional liability can help pay covered defense costs and losses when a client says your advice or service caused financial harm; check services and reporting terms.
- [Insureon vs THREE by Berkshire Hathaway Business Owner’s Policy](https://spot.insure/compare/insureon-vs-three/business-owners-policy)
- [Insureon vs THREE by Berkshire Hathaway Commercial Auto Insurance](https://spot.insure/compare/insureon-vs-three/commercial-auto)
- [Insureon vs THREE by Berkshire Hathaway Commercial Property Insurance](https://spot.insure/compare/insureon-vs-three/commercial-property)
- [Insureon vs THREE by Berkshire Hathaway Cyber Insurance](https://spot.insure/compare/insureon-vs-three/cyber)
- [Insureon vs THREE by Berkshire Hathaway General Liability Insurance](https://spot.insure/compare/insureon-vs-three/general-liability)
- [Insureon vs THREE by Berkshire Hathaway Inland Marine Insurance](https://spot.insure/compare/insureon-vs-three/inland-marine)
- [Insureon vs THREE by Berkshire Hathaway Workers’ Compensation Insurance](https://spot.insure/compare/insureon-vs-three/workers-compensation)
- [AIG vs Insureon Professional Liability (E&O) Insurance](https://spot.insure/compare/aig-vs-insureon/professional-errors-omissions)
- [AIG vs THREE by Berkshire Hathaway Professional Liability (E&O) Insurance](https://spot.insure/compare/aig-vs-three/professional-errors-omissions)
- [Alliance Risk vs Insureon Professional Liability (E&O) Insurance](https://spot.insure/compare/alliance-risk-vs-insureon/professional-errors-omissions)
- [Alliance Risk vs THREE by Berkshire Hathaway Professional Liability (E&O) Insurance](https://spot.insure/compare/alliance-risk-vs-three/professional-errors-omissions)
- [Aon vs Insureon Professional Liability (E&O) Insurance](https://spot.insure/compare/aon-vs-insureon/professional-errors-omissions)
- [Aon vs THREE by Berkshire Hathaway Professional Liability (E&O) Insurance](https://spot.insure/compare/aon-vs-three/professional-errors-omissions)

## Sources for Insureon vs THREE by Berkshire Hathaway

### Sources About Insureon

1. [How Insureon Works](https://www.insureon.com/about-us/how-insureon-works). Insureon; Agent/broker and carrier roles (L82-88); application and advertised quote/payment route (L89-97); human support (L98-101). Accessed 2026-09-28.
2. [General Liability Insurance - Get Online Quotes](https://www.insureon.com/small-business-insurance/general-liability). Insureon; Coverage/product overview; illustrative third-party claims; quote CTA.. Accessed 2026-09-29.
3. [Professional Liability Insurance - Get Online Quotes](https://www.insureon.com/small-business-insurance/professional-liability). Insureon; Product definition L67-L89; quote CTA and target users on page.. Accessed 2026-09-29.

### Sources About THREE by Berkshire Hathaway

4. [Jargon-free small business insurance - THREE by Berkshire Hathaway](https://threeinsurance.com/). 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.
5. [The Policy: 3 Jargon-free pages - THREE by Berkshire Hathaway](https://threeinsurance.com/the-policy). 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.
6. [Business Owners Policy - THREE by Berkshire Hathaway](https://threeinsurance.com/business-owners-policy). 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.

### Sources for the Professional Liability (E&O) Insurance Guide

7. [FAQ: Professional liability insurance](https://www.tdi.texas.gov/commercial/pl-faq.html). Texas Department of Insurance; What’s professional liability coverage?; What types of damages…; What’s general liability insurance?; Do I need professional liability… if I have general liability…?; Is professional liability insurance required?; Can a client require…?; What’s the difference between occurrence policies and claims-made policies. Accessed 2026-09-16.
8. [Professional liability insurance](https://www.iii.org/article/professional-liability-insurance). Insurance Information Institute; Opening paragraphs (professional services/advice and E&O name); Claims not covered by general liability; What types of businesses need professional liability insurance?; What’s covered… and what’s not (claims-made versus occurrence, defense and judgments, non-financial/intentional limits, BOP/in-home exclusion). Accessed 2026-09-16.
9. [Get business insurance](https://www.sba.gov/counseling/launch-your-business/#business-insurance). U.S. Small Business Administration; Six common types of business insurance table. Accessed 2026-09-16.
10. [Professional Liability – US Direct Errors and Omissions Insurance](https://www.hiscox.com/documents/pl-sample-policy-wording.pdf). Hiscox Inc. specimen; About this Policy / Coverage for Claims Made Against You; I.A Insuring Agreement; I.B Defense; I.C Settlement; II.A Notice of Claims; II.C Optional Extended Reporting Period; III.A, III.K, III.M, III.R, III.S Exclusions; IV.A–B Limits and Deductible; VI.O Professional Services; VI.U Wrongful Act. 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.

## Insureon Review Scores for 2026

Review Score: 5.8 / 10 from 4 rated sources, equally weighted.

Insureon's ratings are split. Trustpilot shows 4.5 out of 5 from 2,401 reviews, while ConsumerAffairs shows 1.0 from 344.

- Trustpilot: TrustScore 4.5 (out of 5); 2401 reviews. Insureon's own Trustpilot profile (claimed since 2014), checked 2026-09-29. Reviews are collected by Insureon, so they are not a random sample. Period: all time; 548 in the prior 12 months (checked 2026-09-29). Checked 2026-09-29. [Insureon Reviews | Trustpilot](https://www.trustpilot.com/review/www.insureon.com)
- ConsumerAffairs: Displayed listing rating 1.0 (out of 5); 344 reviews. Insureon listing on ConsumerAffairs, page updated 2026-08-14 (read in an earlier pass; the numbers were not re-confirmed on the latest check). Period: page updated 2026-08-14. Checked 2026-09-29. [Insureon Reviews (From First-hand Experiences)](https://www.consumeraffairs.com/insurance/insureon.html)
- BBB: BBB business grade A+. BBB Chicago/Northern Illinois profile for Insureon; BBB Accredited since 2025-08-29. Checked 2026-09-29. [Insureon | BBB Business Profile](https://www.bbb.org/us/il/chicago/profile/commercial-insurance-services/insureon-0654-88589675)
- BBB: Customer-review rating 1 (out of 5); 2 reviews. Two self-selected customer reviews on the BBB profile (read earlier; the 2 count was reconfirmed 2026-09-29). Period: BBB profile checked 2026-09-29. Checked 2026-09-29. [Insureon | BBB Reviews](https://www.bbb.org/us/il/chicago/profile/commercial-insurance-services/insureon-0654-88589675/customer-reviews)
- BBB: Complaints 6. BBB complaint list for Insureon; no policy-volume denominator. Period: closed in the last three years (BBB, 2026-09-29). Checked 2026-09-29. [Insureon | BBB Complaints](https://www.bbb.org/us/il/chicago/profile/commercial-insurance-services/insureon-0654-88589675/complaints)

Reviewed 2026-09-29. [Read the sourced review](https://spot.insure/insurance-providers/insureon/reviews).

## THREE by Berkshire Hathaway Review Scores for 2026

Review Score: 7.3 / 10 from 2 rated sources, equally weighted.

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.

- NerdWallet: NerdWallet editorial rating 4.0 (5 stars). NerdWallet editorial evaluation of THREE commercial insurance; updated May 11, 2026. Its methodology score is an editorial rating, not an average of consumer reviews or a claims study. Period: Updated 2026-05-11. Checked 2026-09-29. [Three Insurance review | NerdWallet](https://www.nerdwallet.com/business/insurance/learn/three-insurance)
- Trustpilot: TrustScore 2.5 (5 stars); 5 reviews. Trustpilot page for threeinsurance.com checked 2026-09-29. Five user-posted reviews, one in prior 12 months; small self-selected population, review provenance not independently verified. Period: Displayed 2026-09-29. Checked 2026-09-29. [THREE Reviews | Trustpilot](https://uk.trustpilot.com/review/threeinsurance.com)
- BBB: BBB customer review average 4.8 (5 stars); 265 reviews. BBB profile for THREE by Berkshire Hathaway, customer-review and complaints pages directly rechecked 2026-09-29. The customer-review population includes sales-agent/intermediary interactions and customer purchase/service reports; it is not a verified uniform policyholder or claims-outcome cohort. Average and complaints are distinct populations. BBB says third-party information may not be verified and complaint text may be incomplete. Period: Displayed 2026-09-29. Checked 2026-09-29. [THREE by Berkshire Hathaway customer reviews | BBB](https://www.bbb.org/us/ne/omaha/profile/commercial-insurance-services/three-by-berkshire-hathaway-0714-300275558/customer-reviews?page=1); [THREE by Berkshire Hathaway complaints | BBB](https://www.bbb.org/us/ne/omaha/profile/commercial-insurance-services/three-by-berkshire-hathaway-0714-300275558/complaints)

Reviewed 2026-09-29. [Read the sourced review](https://spot.insure/insurance-providers/three/reviews).

## Agent and Developer Resources

- [Markdown page](https://spot.insure/compare/insureon-vs-three/professional-errors-omissions.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)