Marsh McLennan Agency vs 
Pie Insurance: How Do They Compare for Professional Liability (E&O) Insurance?
What Is Marsh McLennan Agency?
Marsh McLennan Agency provides business insurance and employee health and benefits, alongside retirement, wealth, and private-client services across the United States and Canada. Its US small-business page lists six common coverage types and directs buyers to request a personalized quote by phone; the insurer and terms for a specific placement must be confirmed in the proposal. 1,2
Read the Marsh McLennan Agency profile
Read the Marsh McLennan Agency Professional Liability (E&O) Insurance page
What Is Pie Insurance?
Pie suits small businesses seeking workers’ compensation with online quoting and pay-as-you-go billing based on reported payroll, without an initial deposit; firms needing a broad technology or executive program should look elsewhere. 4,5,6
Read the Pie Insurance profile
Read the Pie Insurance 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
Key Differences in Professional Liability (E&O) Insurance
Which Professional Work Is Named
Pie lists architects, contractors, attorneys, engineers, consultants, marketers, counselors, and real-estate agents as common E&O buyers, while Marsh McLennan Agency describes placement for organizations and names specialist professional lines. Ask which profession-specific form will respond to your work. 3 7
Placement Scope and Buying Route
Marsh McLennan Agency invites organizations to discuss placement with an adviser or specialist. Pie directs E&O buyers to start a quote through its website, giving you a different first step before you can compare proposed terms. 3 7
What to Confirm in Professional Liability (E&O) Insurance Quotes
Review Scores
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.
Marsh McLennan Agency
Review Score
2 rated sources
There are almost no public customer reviews of Marsh McLennan Agency (MMA). Trustpilot shows 3.2 out of 5, but from a single review, and BBB shows an A grade with four complaints closed in three years.[8][9][1]
Read Marsh McLennan Agency reviewsPie Insurance
Review Score
2 rated sources
Pie’s service record raises clear concerns: elevated regulator complaints reported by NerdWallet, 1.7/5 on Trustpilot and an F from BBB. Investigate billing, cancellation and complaint handling before buying.[1][4][6]
Read Pie Insurance reviewsOffering Details
Marsh McLennan Agency vs Pie Insurance: Professional Liability (E&O) Insurance: documented features by provider
| Criteria | Marsh McLennan Agency professional errors omissions (official overview) | Pie Errors and Omissions Insurance |
|---|---|---|
| Role in This Line | Marsh McLennan Agency describes arranging professional errors omissions for the audience stated on the cited product page. 3Company-reported. professional errors omissions marketed by marsh-mclennan-agency; scope is limited to the cited official product overview and described audience. This is not a policy form or a universal eligibility statement. | Pie says it helps small businesses get the best errors and omissions coverage 'from our insurance carrier partners,' identifying itself as an intermediary rather than the underwriter for this line. 7Company-reported. Errors and Omissions product page as read on 2026-09-23. |
| Issuing Insurer | Confirm in your quote. | The reviewed page refers only to 'our insurance carrier partners' and does not name a specific insurer for Pie's errors and omissions product. 7Not publicly disclosed. Errors and Omissions product page as read on 2026-09-23. |
| Who It’s For | Organizations seeking professional liability placement; source does not imply all professions share one policy. 3Company-reported. professional errors omissions marketed by marsh-mclennan-agency; scope is limited to the cited official product overview and described audience. This is not a policy form or a universal eligibility statement. | Pie names architects, contractors, attorneys, engineers, consultants, marketers, counselors, and real estate agents as professionals who often carry E&O insurance, and notes some states or clients require proof of coverage. 7Company-reported. Errors and Omissions product page as read on 2026-09-23; not an exhaustive eligibility list. |
| Coverage Features | The cited product page describes E&O and named specialist professional lines, including architects and engineers and lawyers professional liability; the overview does not treat them as one form. Marketing description only; actual coverage, exclusions, conditions, limits, and availability depend on the issued policy and jurisdiction. 3Company-reported. professional errors omissions marketed by marsh-mclennan-agency; scope is limited to the cited official product overview and described audience. This is not a policy form or a universal eligibility statement. | Pie describes errors and omissions insurance, also called professional liability insurance, as covering legal fees, costs, and damages for claims that a business's advice or services caused harm, including claims of inaccurate advice, misrepresentation, negligence, or violation of good faith, but says it does not protect against criminal prosecution. 7Company-reported. Errors and Omissions product page as read on 2026-09-23; the issued policy controls actual insuring agreements and exclusions. |
| Limits and Retentions | The cited overview does not set a universal limit or retention for this line. Ask for the proposed policy form, limits, retentions, exclusions, and conditions in the quote. 3Not publicly disclosed. Only the cited marketing page was reviewed for published limit and retention information; no policy-form entitlement is inferred. | The reviewed page does not publish limits, deductibles, or premium ranges for errors and omissions coverage. 7Not publicly disclosed. Errors and Omissions product page as read on 2026-09-23. |
| How to Apply | The page invites organizations to contact a Marsh McLennan Agency adviser or specialist to discuss placement. The page does not establish a quote, bind, or coverage-effective timeline. 3Company-reported. professional errors omissions marketed by marsh-mclennan-agency; scope is limited to the cited official product overview and described audience. This is not a policy form or a universal eligibility statement. | Pie directs errors and omissions buyers to contact the company to start a quote through its website. 7Company-reported. Errors and Omissions product page as read on 2026-09-23. |
Full Comparison
Other Professional Liability (E&O) Insurance Comparisons
Sources
Marsh McLennan Agency
- Who We Are. Marsh McLennan Agency; Lines 193-195: ‘a business of Marsh’ and company-listed service lines across US and Canada. This does not establish the legal entity for an account, corporate ownership chart, or insurer role. Accessed 2026-09-29.
- Small Business Insurance Solutions. Marsh McLennan Agency; Lines 205-207: small-business audience and call invitation; lines 224-249 list six coverage categories and short descriptions; line 264 is an embedded form whose function is not stated. No form submitted. Accessed 2026-09-29.
- Executive and Professional Liability | MMA. Marsh McLennan Agency; E&O, architects and engineers, and lawyers professional lines are named in the policy suite. Accessed 2026-09-30.
Pie Insurance
- Legal. Pie Insurance; State Licenses; footer disclosure naming producer and workers’ compensation versus third-party underwriting roles. Accessed 2026-09-15.
- Workers’ Comp Insurance For Small Businesses. Pie Insurance; Get a workers’ compensation quote online; insurance made for your small business; quote inputs; coverage description; quote-time and savings qualifications; AM Best link. Accessed 2026-09-16.
- Online Account Tutorial. Pie Insurance; Payment-method updates; instant and custom certificates; policy information; document access; agent-handled custom certificate qualification. Accessed 2026-09-15.
- Errors and Omissions Insurance. Pie Insurance; Errors and Omissions Insurance hero: also known as professional liability insurance...; professions that often carry E&O; What's typically covered by errors and omissions insurance? Inaccurate advice, Misrepresentation, Negligence, Violation of good faith; Make sure you're covered: Start now. Accessed 2026-09-23.
Professional Liability (E&O) Insurance Guide
- 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.
- 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.
- Get business insurance. U.S. Small Business Administration; Six common types of business insurance table. Accessed 2026-09-16.
- 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.
