What Is biBerk Insurance?
biBerk focuses on small businesses and describes a direct online path to answer business questions, choose coverage and pay, with an insurance expert available to help. Before you plan around online checkout, confirm that your state and the insurance you need are supported; biBerk says availability depends on both. 1,2
What Is Marsh?
Marsh suits technology and larger businesses seeking specialist cyber placement or broad global risk advice; small firms wanting a quick standard quote should compare its MMA route or digital agencies. 4,5,6,7
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. 10,11,12,13
What Are the Key Differences Between biBerk and Marsh Professional Liability (E&O) Insurance?
Coverage Description
Marsh says professional-liability coverage can address claims alleging error, omission, or negligence in professional services and that many policies also cover privacy violations and computer-security breaches. biBerk describes an allegation that professional error or negligence caused client financial harm. Marsh qualifies the privacy and computer-security point to “many policies”; compare the specific form and any stated cyber sublimit. 8 3
Policy Terms and Scope
Marsh’s opening description includes liability and defense costs for professional-service allegations; biBerk describes its response to alleged professional errors causing financial harm and separately says groundless-claim defense may depend on policy terms. Compare the definitions of covered services, alleged loss, and defense costs in the issued forms. 8 3
What Should You Confirm in biBerk and Marsh Professional Liability (E&O) Insurance Quotes?
biBerk and Marsh 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.
biBerk Review Score
Review Score
3 rated sources
Customers rate biBerk well: Trustpilot shows 4.5 out of 5 from 2,620 reviews, and NerdWallet gives it 4.0. The complaints are about slow service after you buy, billing and audits, and slow refunds.[4][1]
Read biBerk reviewsMarsh Review Score
Review Score
2 rated sources
Marsh’s global Trustpilot profile has a poor 1.3/5 score. Treat it as a service warning to investigate with your proposed team; it does not isolate US commercial accounts.[2][4][7]
Read Marsh reviewsbiBerk vs Marsh Professional Liability (E&O) Insurance Compared
biBerk vs Marsh: Professional Liability (E&O) Insurance: documented features by provider
| Criteria | biBerk Professional Liability / E&O | Marsh Professional Liability Insurance Brokerage |
|---|---|---|
| Role in This Line | Confirm in your quote. | 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. 8,9Company-reported. Marsh professional liability page and MMA executive and professional liability page. |
| Issuing Insurer | Confirm in your quote. | The reviewed pages do not name a specific professional liability insurer. 8,9Not publicly disclosed. Marsh professional liability page and MMA executive and professional liability page as read on 2026-09-23. |
| Who It’s For | biBerk identifies consultants, accountants, real-estate agents and insurance agents as professions that may need E&O. 3Company-reported. Entity: biBerk brand; underlying issuing company is policy/state-dependent unless stated. Product: small-business professional services. Jurisdiction: United States; availability varies by state unless stated. Limitation: Company-reported; exact issued policy wording and underwriting determine coverage. biBerk says it provides Professional Liability in all 50 states. 3Company-reported. Entity: biBerk brand; underlying issuing company is policy/state-dependent unless stated. Product: professional E&O. Jurisdiction: United States; availability varies by state unless stated. Limitation: Company-reported; exact issued policy wording and underwriting determine coverage. | 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. 8Company-reported. Marsh professional liability page, What We Offer section. |
| Coverage Features | biBerk says professional liability can respond when a client alleges an error, omission or negligent professional act caused financial harm. 3Company-reported. Entity: biBerk brand; underlying issuing company is policy/state-dependent unless stated. Product: small-business professional E&O. Jurisdiction: United States; availability varies by state unless stated. Limitation: Company-reported; exact issued policy wording and underwriting determine coverage. biBerk says litigation defense may be covered even if the accusation proves groundless, depending on policy terms. 3Company-reported. Entity: biBerk brand; underlying issuing company is policy/state-dependent unless stated. Product: professional E&O defense. Jurisdiction: United States; availability varies by state unless stated. Limitation: Company-reported; exact issued policy wording and underwriting determine coverage. | 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. 8Company-reported. Marsh professional liability page opening description; illustrative policy description, not a specific policy form. |
| Risk Services | Confirm in your quote. | 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. 8Company-reported. Marsh professional liability page. |
| How to Apply | The page describes online quote/purchase and online claim submission with phone support. 3Company-reported. Entity: biBerk brand; underlying issuing company is policy/state-dependent unless stated. Product: professional E&O. Jurisdiction: United States; availability varies by state unless stated. Limitation: Company-reported; exact issued policy wording and underwriting determine coverage. | Confirm in your quote. |
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Other Professional Liability (E&O) Insurance Provider Comparisons
Sources for biBerk vs Marsh Professional Liability (E&O) Insurance
Sources About biBerk
- Small Business Insurance From biBerk | Get A Quote Online. biBerk; Online purchase steps, lines 183–197; small-business audience and industries, lines 231–238; state/type availability, lines 290–295. Accessed 2026-09-28.
- About biBerk | Making Small Business Insurance Simple. biBerk; Making small business insurance simple and direct sales without an insurance broker, lines 72–89; online assistance, lines 76–78. Accessed 2026-09-28.
- Professional Liability Insurance | Talk To biBerk. biBerk; What Professional Liability covers. Accessed 2026-09-28.
Sources About Marsh
- Marsh | Leader in risk, strategy, people, and investments. Marsh; Hero and capability tiles; FAQ: What does Marsh do?; industries served; Is Marsh the same as Marsh McLennan? January 2026 brand change. Accessed 2026-09-16.
- Compensation guide for US clients. Marsh; US broking segments; broker role; retail commissions, client fees, wholesale, insurer consulting, contingent and supplemental commissions; Marsh LLC and Marsh USA LLC; page 3: broker role and Marsh & McLennan Agency segment; page 7: copyright © 2024 Marsh LLC. Accessed 2026-09-16.
- Marsh McLennan Agency (MMA). Marsh; Middle-market US organizations; wholly-owned subsidiary; business insurance, employee health and benefits, retirement, private client. Accessed 2026-09-16.
- Technology | Insurance Broking & Risk Management. Marsh; Opening Technology Practice description; practice links including data center insurance, fintech and Stratus; Talk to us. Accessed 2026-09-16.
- Professional liability. Marsh; Opening description; What We Offer: specialized industries served (banking, insurance/asset managers, merchant banking/venture capital, accountants/attorneys/architects/engineers, media/communications/entertainment, technology, healthcare/biotechnology). Accessed 2026-09-23.
- Expert Executive and Professional Liability Insurance. Marsh McLennan Agency; Our policies include D&O, E&O, EPL, commercial crime/fidelity, network security privacy risk/cyber, fiduciary, media liability, IP, architects and engineers, lawyers professional, and kidnap and ransom. Accessed 2026-09-23.
Sources for the 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.
