Best Errors and Omissions Insurance

We researched industries most likely use errors and omissions terminology rather than professional liability across all 50 states (including Washington D.C.) and employee counts from 0 to 49 to find the ideal E&O insurer. Companies with a mixture of affordable rates, a great service experience and flexible coverage scored towards the top of our list. 

Our study found the following companies are the best errors and omissions insurance providers:

1. ERGO NEXT: Best E&O For Most Small Businesses
2. The Hartford: Best Cheap E&O Insurance
3. Hiscox: Best For Specialized E&O Coverage

Below you can see how top companies performed at a high level for errors and omissions insurance policies.

While professional liability is the most common term for coverage, E&O coverage is used most often for select industries. So, to ensure we provide the right resources you need, we've provided dedicated best errors and omissions insurance guides for general work areas that often require this term below.

If you'd like to dig into the best errors and omissions insurance in your area, we've left dedicated guides specialized for your area.

The steps below help you compare options without wasting time on policies that were never the right fit.

While our analysis found ERGO NEXT, The Hartford and Hiscox are the best errors and omissions insurance providers nationally, you may find better coverage elsewhere. Use our guide as a starting point and always verify that pricing, company service reputations and coverage your needs.

Narrow your list to one or two carriers and request errors and omissions insurance quotes under identical per-claim and aggregate limits. Comparing at matched limits is the only way to evaluate true cost differences rather than apples-to-oranges policy assumptions.

We've also left guidance below if you're at a different place in the buying process.

To identify the best errors and omissions insurance companies for small businesses, we evaluated insurers across pricing, customer experience, and coverage options using a standardized, data-driven approach. Our goal was not to identify the cheapest option in every scenario, but to determine which providers deliver the most consistent overall value across common small business profiles.
Our best recommendations reflect insurers that perform well across multiple dimensions and remain competitive across professions, states, and business sizes.

Data and Analysis Scope
Our analysis is based on standardized estimates designed to represent the majority of U.S. small professional service businesses using E&O terminlogy most often:

• Providers analyzed: 10 major insurers offering errors & omissions (E&O) coverage
• Professions covered: 53 professional service industries that commonly use errors and omissions as the main term (instead of professional liability)
• Location: All U.S. states (including Washington, D.C.)
• Employee counts: 0–49 employees (representing ~95% of small businesses)
• Policy baseline: $1M per claim / $1M aggregate professional liability policy
• Pricing modeled: Just over 100,000 standardized estimates

Modeled average revenues, billing rates, and professional risk classifications were incorporated to improve pricing accuracy.

Our Scoring Model
Each insurer received a composite score based on the weighted categories below:

• Affordability (50% of overall score): Affordability reflects how competitively and consistently an insurer prices errors and omissions coverage across all business profiles and professional service categories studied.
• Customer experience (30% of overall score): Customer experience measures how well insurers support professionals throughout the policy lifecycle from application and binding through claims resolution. We also evaluated each stage of buying, policy management, and claims handling for ease of use, accuracy, and responsiveness to profession-specific needs.
• Coverage options (20%): Coverage options reflect how well insurers address common E&O exposures such as negligence, misrepresentation, and failure to deliver services while allowing for flexibility as business scope or service offerings evolve.