Insureon vs The Hartford: How Do They Compare for Professional Liability (E&O) Insurance?

Insureon describes E&O for service businesses facing client claims; professions and carrier appetite depend on the application and quote. The Hartford’s general product page names professional fields and gives more detailed claim examples, including defense costs. Actual terms depend on the proposed and issued policy. 3,7

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. 1,2

Read the Insureon profile

Read the Insureon Professional Liability (E&O) Insurance page

What Is The Hartford?

The Hartford suits SaaS and software small businesses seeking a BOP and an online quote; buyers needing commercial auto through self-service or built-in California EPL coverage should use another route. Eligible small-business quotes can start online in minutes. 4,5,6

Read the The Hartford profile

Read the The Hartford Professional Liability (E&O) Insurance page

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. 8,9,10,11

Read the full coverage guide

Key Differences in Professional Liability (E&O) Insurance

Professional-services audience

Insureon describes its E&O audience as service businesses exposed to client claims. The Hartford identifies businesses that contract to provide professional services or advice and lists fields including accounting, consulting, design, advertising, technology, and healthcare. Both describe professional-service buyers, while The Hartford's page names examples and conditions. 3 7

Public E&O claim description

Insureon describes claims over alleged mistakes or unsatisfactory professional work. The Hartford lists negligence, misrepresentation, inaccurate advice, libel or slander, copyright infringement, and defense costs in its general product description; it also says many policies are claims-made and some occurrence-based. Those are published descriptions, not a statement that every listed item appears in a particular buyer’s form. 3 7

What to Confirm in Professional Liability (E&O) Insurance Quotes

  • Which professional services, client allegations, and business activities appear in the proposed coverage description and issued form? 3 7
  • If the Hartford proposal is claims-made, what retroactive date and reporting period apply to that policy? 7

Insureon and The Hartford Review Scores for 2026

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.

Insureon Review Score

5.8/ 10

Review Score

4 rated sources

Insureon's ratings are split. Trustpilot shows 4.5 out of 5 from 2,401 reviews, while ConsumerAffairs shows 1.0 from 344.[1][2]

Read Insureon reviews

The Hartford Review Score

4.9/ 10

Review Score

5 rated sources

The Hartford’s service record is mixed: NerdWallet rates it 4.5/5 but reports below-average small-business satisfaction. Low Trustpilot ratings add a service concern, although they mix policy types.[1][2][4][5][6][7]

Read The Hartford reviews

Insureon vs The Hartford Professional Liability (E&O) Compared

Insureon vs The Hartford: Professional Liability (E&O) Insurance: documented features by provider

CriteriaInsureon Professional Liability / E&O InsuranceThe Hartford Professional Liability Insurance (Errors & Omissions)
Role in This Line

Insureon markets Professional Liability, also called Errors & Omissions, through its small-business quote channel. 3Company-reported. 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 Hartford's professional liability insurance, also called errors and omissions (E&O) insurance, protects businesses when they make mistakes in the professional services provided to clients, including claims that turn out to be baseless. 7Company-reported. Professional liability product page as read 2026-09-23.

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. 3Company-reported. 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 Hartford targets professional liability at businesses that sign contracts requiring coverage, offer professional services directly to customers, or regularly give advice to clients, and lists industries it covers: accountants, consultants, interior designers, advertising agencies, graphic designers, technology professionals and healthcare professionals. 7Company-reported. Professional liability product page as read 2026-09-23.

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. 3Company-reported. 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 Hartford says the policy can cover claims of negligence, misrepresentation, inaccurate advice, personal injury (libel/slander) and copyright infringement, plus defense costs. Many of its professional liability policies are written on a claims-made basis with a retroactive date and an extended reporting period (typically 30-60 days, extendable to a year or more for an added cost), though some are written on an occurrence basis. 7Company-reported. Professional liability product page as read 2026-09-23. General coverage and policy-form description; the issued policy controls.

Limits and Retentions

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

The Hartford publishes average minimum monthly premiums by product: Misc. Professional Liability Standalone $62, Misc. Professional Liability Endorsement $41, Architects and Engineers Professional Liability $239, Healthcare Professionals Professional Liability $38, and Errors & Omissions Insurance for Technology Companies $146. The page does not publish standard coverage limits or retentions; cost and limits are set at quote. 7Company-reported. Company-reported pricing as of 2026-09-23 (page last updated by The Hartford May 4, 2026); premiums are not coverage limits.

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. 3Company-reported. 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.

Confirm in your quote.

Related Pages for Insureon vs The Hartford

Professional Liability (E&O) Pages for Insureon and The Hartford

Other Coverage Lines Compared for Insureon vs The Hartford

Other Professional Liability (E&O) Insurance Provider Comparisons

Sources for Insureon vs The Hartford

Sources About Insureon

  1. 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. Insureon; Coverage/product overview; illustrative third-party claims; quote CTA. Accessed 2026-09-29.
  3. Professional Liability Insurance - Get Online Quotes. Insureon; Product definition L67-L89; quote CTA and target users on page. Accessed 2026-09-29.

Sources About The Hartford

  1. SaaS Insurance for Your Business. The Hartford; Audience list (software startups, SaaS, IT consulting); Get a Business Owner’s Policy; What Is Business Owner’s Policy Insurance?; general liability introduction and Get a Quote; Get Commercial Property Insurance; Commercial Property Insurance for Your Business; Benefits of The Hartford’s WC Insurance for Employers and Employees; cyber insurance and data breach descriptions; Get a quote for cyber insurance; EPLI introduction and Private Choice Premier; add-ons (workers’ compensation, data breach, commercial auto); technology professional liability mention; small-business availability banner; industry-average premium footnote; footnote 2 state restrictions; footer product-availability disclosure. Accessed 2026-09-16.
  2. Find a Local Insurance Agent. The Hartford; Small-business and midsize agent locators; FAQ that buyers can purchase without an agent by calling or quoting online; statement that agents may charge fees. Accessed 2026-09-16.
  3. Professional Liability Insurance Coverage. The Hartford; What Is Professional Liability Insurance Coverage?; What Does Professional Liability Insurance Cover?; Who Needs Professional Liability Insurance Coverage?; How Much Does Professional Liability Insurance Cost?; How Does Professional Liability Insurance Work? (claims-made vs. occurrence). Accessed 2026-09-23.

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

  1. FAQ: Professional liability insurance. 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.
  2. 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.
  3. Get business insurance. U.S. Small Business Administration; Six common types of business insurance table. Accessed 2026-09-16.
  4. Professional Liability – US Direct Errors and Omissions Insurance. 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 . 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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