Firms Professional Liability Insurance

What is Firms Professional Liability?

Firms professional liability insurance, also known as errors and omissions (E&O) insurance, helps protect businesses that provide professional services or advice. It covers claims of negligence, mistakes, or failure to deliver services as promised. This type of policy is essential for firms whose work could result in a client’s financial loss.

Who Needs It

Any business that provides specialized services or advice can benefit from professional liability insurance. This includes:

  • Law firms and attorneys
  • Consulting firms
  • Accounting and financial services
  • Engineering and architecture firms
  • Marketing and advertising agencies

Even with years of experience, professionals can make errors or face accusations of negligence. This coverage helps protect against the cost of defending such claims.

What It Typically Covers

Professional liability policies generally cover:

  • Claims of professional negligence
  • Errors or omissions in service provided
  • Misrepresentation or inaccurate advice
  • Legal defense costs and settlements

Coverage applies whether or not the claim has merit. It typically responds to claims filed during the policy period.

Common Exclusions and Limitations

While professional liability insurance offers broad protection, it usually doesn’t cover:

  • Intentional or criminal acts
  • Bodily injury or property damage (covered under general liability)
  • Employee-related claims (covered under employment practices liability)
  • Cyber liability (may require separate coverage)

Always review your policy to understand what is and isn’t covered.

Factors That Influence Cost

Premiums for professional liability insurance vary based on:

  • Type of services provided
  • Firm size and number of employees
  • Annual revenue
  • Claims history
  • Coverage limits and deductible selected

Higher-risk industries or firms with past claims may face higher premiums.

Proof of Insurance & Compliance

Clients or partners often require proof of professional liability coverage before entering into contracts. Some states or professional boards may also mandate coverage for licensing or registration. A certificate of insurance (COI) can serve as proof, showing key policy details and effective dates.

How to Get a Quote

Getting covered is quick and straightforward. Provide details about your firm’s services, size, and risk profile to receive a customized quote. Get a quote today to protect your firm from unexpected claims.

Frequently Asked Questions

Is firms professional liability insurance required by law?

It depends on your industry and location. Some professional boards or client contracts may require it, even if not mandated by law.

Does it cover independent contractors working for my firm?

Some policies can extend coverage to contractors, but it depends on the specific terms. Always check with your insurer.

Will this insurance cover prior acts?

Many policies offer prior acts coverage, but only if there’s no gap in your insurance history. Review your policy for details.

Can I be covered for claims made after I close my firm?

Yes, if you purchase extended reporting period (tail) coverage, it can protect you against future claims related to past work.

What’s the difference between general liability and professional liability?

General liability covers physical risks like injuries or property damage. Professional liability covers service errors or advice-related claims.

Still have questions? Talk to a local insurance expert.

Partners, Programs & Market Access


We maintain relationships with nationally recognized and specialty-focused insurance providers that actively underwrite this class of business. Our network includes both admitted and non-admitted markets, allowing us to match risks—from straightforward accounts to more complex or hard-to-place exposures—with appropriate underwriting partners.


Program availability, coverage terms, and underwriting appetite can vary based on operations, location, and loss history, so access to multiple markets is key to securing the right fit. This approach helps ensure broader coverage options and more competitive placement across a range of risk profiles.



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