Marsh vs Newfront Professional Liability (E&O) Insurance

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. ^5,6Company-reported. Marsh professional liability page and MMA executive and professional liability page.

Newfront lists Errors and Omissions (E&O) among the coverages its Executive Risk team places, alongside D&O, EPLI and fiduciary liability. Newfront brokers this professional-liability coverage rather than underwriting it, and distinguishes it from the technology E&O it places through its Cyber Risk practice. ¹¹Company-reported. Executive Risk page's Key Coverages list; general professional E&O, not the technology E&O line placed by the cyber practice.

The reviewed pages do not name a specific professional liability insurer. ^5,6Not publicly disclosed. Marsh professional liability page and MMA executive and professional liability page as read on 2026-09-23.

The reviewed page does not name an insurer for E&O placements; Newfront describes negotiating coverage on the client's behalf, so the issuing carrier would vary by placement. ¹¹Not found in reviewed sources. Checked the Executive Risk page for a named E&O carrier; none was found.

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. ⁵Company-reported. Marsh professional liability page, What We Offer section.

Newfront says its Executive Risk practice serves private companies from seed-stage funding through later rounds and public companies it has worked with in over 500 instances, without breaking eligibility out by coverage line. ¹¹Company-reported. Executive Risk page's Here for the Long Run section; a practice-wide statement, not E&O-specific eligibility criteria.

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. ⁵Company-reported. Marsh professional liability page opening description; illustrative policy description, not a specific policy form.

The reviewed page lists E&O as a named coverage but does not describe the specific insuring agreement, professional-services scope, or exclusions for that line; those terms come from the placed policy. ¹¹Not found in reviewed sources. Executive Risk page as read on 2026-09-23; only a coverage-name listing was found for E&O specifically.

Not described in the reviewed sources.

Published limits or retentions for E&O coverage were not found on the reviewed page. ¹¹Not publicly disclosed. Executive Risk page as read on 2026-09-23; limits are quote-specific for broker placements.

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. ⁵Company-reported. Marsh professional liability page.

Newfront says it provides integrated claims and coverage negotiation across the Executive Risk lines it places, including E&O, and a proprietary dashboard for 24/7 access to policies, certificates and billing plus pre-populated renewal submissions. ¹¹Company-reported. Executive Risk page's Committed to Client Advocacy and Industry-Leading Technology sections; applies to the practice generally, not documented as E&O-specific.

Not described in the reviewed sources.

You engage Newfront for E&O placement by requesting a consultation, which asks for your industry, company details and the service you need rather than issuing an instant quote. ¹²Company-reported. General consultation intake, not an E&O-specific application path.