Harper vs 
Marsh: How Do They Compare for Professional Liability (E&O) Insurance?
Marsh pairs coverage specialists with attorneys, economists and actuaries for banks, asset managers, architects and venture firms. Harper is a broker whose specialist places a policy written around your services, for consultants, agencies and tech firms.
Harper tailors E&O to client contracts and says it can issue a same-day certificate; Marsh uses attorneys, economists, actuaries and coverage specialists for complex placements. 1,4
What Are the Key Differences Between Harper and Marsh Professional Liability (E&O) Insurance?
Contract Deadline Versus Complex Placement
Harper builds professional liability around the applicant's services and the contract requiring coverage, then says it can issue a certificate the same day. 1 Marsh uses attorneys, economists, actuaries and coverage specialists to assess complex professional-liability exposures. 4 Choose Harper for a defined contract requirement and certificate deadline; choose Marsh when the exposure needs multidisciplinary analysis.
Industry Scope
Harper targets consultants, agencies, tech firms and licensed professionals whose advice, design or decisions can cause client financial loss. 1 Marsh names banking, asset management, venture capital, law, architecture, media, technology, healthcare and biotechnology among its specialist industries. 4
Coverage and Review
Harper says it reads exclusions line by line because policies with the same limit can respond differently. 1 Marsh says many policies it places can address privacy violations and computer-security breaches as well as errors, omissions and negligence. 4 Ask whether those technology exposures sit inside E&O or another policy.
What Should You Confirm in Harper and Marsh Professional Liability (E&O) Insurance Quotes?
Harper vs Marsh Professional Liability (E&O) Insurance Compared
Harper vs Marsh: Professional Liability (E&O) Insurance: documented features by provider
| Criteria | Harper Professional Liability Insurance | Marsh Professional Liability Insurance Brokerage |
|---|---|---|
| Who It’s For | Harper targets consultants, agencies, tech firms and licensed professionals whose work product is advice, design or a decision, since general liability doesn't cover a client claiming that work caused a financial loss. 1Company-reported. Professional liability page introduction and FAQ distinguishing it from general liability. | Marsh names specialized industries its professional liability experts serve, including banking and broker/dealers, insurance companies and asset managers, merchant banking and venture capital, accountants, attorneys, architects and engineers, media and entertainment, technology, and healthcare and biotechnology. 4Company-reported. Marsh professional liability page, What We Offer section. |
| Coverage Features | Harper describes coverage for errors and omissions in the work itself, negligence allegations about professional judgment, and legal defense costs, with limits it says are matched to the client contracts that require the policy. 1,2Company-reported. Professional liability page's four coverage tiles; the E&O page adds that claims often surface a year or more after the work was delivered. The issued policy and its exclusions control actual scope. | Marsh says professional liability coverage can protect a company against liability and defense costs from a claim alleging an error, omission or negligence in performing professional services, and that many policies also cover privacy violations and computer security breaches. 4Company-reported. Marsh professional liability page opening description; illustrative policy description, not a specific policy form. |
| Role in This Line | Harper places professional liability coverage as a broker, writing the policy around the applicant's actual services rather than underwriting it, and describes a specialist handling the placement. 1Company-reported. Professional liability page introduction and 'Why Harper' section. Harper markets the identical policy under two catalogue entries, "Professional Liability" and "Errors and Omissions"; the E&O page states it is the same policy, just named what a given industry calls it. 2,3Company-reported. Coverage directory listing plus the E&O page's own description; a naming convention Harper states about itself, not a distinction between two products. | Marsh's financial and professional liability practice places professional liability (errors and omissions) insurance; MMA also places E&O coverage within its executive and professional liability practice for middle-market clients. 4,5Company-reported. Marsh professional liability page and MMA executive and professional liability page. |
| Risk Services | Harper says it reads a policy's exclusions line by line before a client buys, because two E&O policies with the same limit can respond very differently to the same claim. 1Company-reported. Professional liability page 'We know this' section; a described review practice, not an independently verified outcome. | Marsh says it employs attorneys, economists and actuaries alongside coverage specialists to assess a client's professional liability exposure from multiple angles, given the complexity of these risks. 4Company-reported. Marsh professional liability page. |
