CNA vs Marsh McLennan Agency

Loews Corporation owned approximately 92% of CNA Financial Corporation’s outstanding common stock as of December 31, 2025. ¹Verified. CNA Financial Corporation common-stock ownership as reported for December 31, 2025 in its 2025 Form 10-K. This is not ownership of each subsidiary or policy and is not a percentage asserted beyond that date.

As of 2026-09-28, Marsh’s US legal-entity page lists Marsh & McLennan Agency LLC as the current entity name for Marsh Agency (formerly MMA) and Marsh Agency LLC as proposed, with displayed state completion statuses marked TBD. Louisiana’s regulator lists Marsh & McLennan Agency LLC as a producer agency with active casualty, accident and health or sickness, life, property, and surplus-lines authorities through 2028-03-31. This is Louisiana-specific producer evidence, not evidence of an insurer role or nationwide licensing. ^45,36Verified. Current entity name and proposed legal-name transition as listed on Marsh’s US legal-entity page, plus producer-authority evidence for Louisiana only, accessed 2026-09-28. No other state licensing was audited; this record does not establish an insurer or underwriting role.

Marsh McLennan Agency describes itself as a business of Marsh and lists business insurance, employee health and benefits, retirement and wealth, and private-client insurance services across the United States and Canada. ³⁷Company-reported. Current MMA company description. Does not establish corporate ownership structure, the legal entity for a particular placement, or an insurer role.

NerdWallet’s manufacturer assessment reports relatively low property and liability complaints for CNA, but workers’ compensation complaints somewhat higher than expected for CNA’s size. ³⁴Verified. NerdWallet editorial assessment published 2026-03-26 for manufacturers. This is a publisher assessment of complaint patterns, not a consumer rating average, verified claim outcome or full CNA review.

Trustpilot’s CNA.com profile includes business billing complaints alongside long-term-care experiences. These self-selected reports do not establish a representative commercial-insurance outcome. ³⁵Verified. CNA.com Trustpilot profile and individually posted reviews inspected 2026-09-29. The review population mixes business billing and long-term-care experiences; posts are not verified outcomes or representative commercial property-and-casualty customer evidence.

MMA describes Marsh Agency as a separate business unit serving as an advocate and broker for the middle market. ⁴⁸Company-reported. Company-stated role and customer focus for the future Marsh Agency operating brand; not a revenue, size, or eligibility threshold.

MMA’s US industry directory includes pages for construction, financial institutions, healthcare, manufacturing, real estate, and transportation and trucking. These are examples of stated sector focus, not a complete appetite or eligibility list. ⁴³Company-reported. Examples from MMA’s national US industry directory; the directory is evidence of stated sector focus, not a complete appetite or eligibility list.

CNA directs small-business buyers to work with an agent. CNA also says its U.S. offices work with independent agents and brokers to provide policyholder service and insurance solutions. ^3,4Company-reported. CNA’s stated U.S. small-business route and U.S. agency relationships. These sources do not establish that every CNA product requires an agent or that buyers can complete a purchase directly online.

MMA’s US small-business page lists general liability, commercial property, workers’ compensation, professional liability, commercial auto, and cyber liability, and invites buyers to call 833-256-4266 for a personalized quote. The page also contains a small-business specialist form, but its function and any online application, purchase, or binding route are not established by the page reviewed. ⁵⁰Company-reported. US small-business landing page only. The phone invitation does not establish quote speed, eligibility, online purchase or binding; the embedded specialist form's function was not established.

CNA says CNA Central gives small-business agents access to policy documents, loss runs, and claims information. CNA’s 2022 agent guide says agents can access policy, billing, and claims information and download new-business, renewal, and endorsement documents. This describes agent access, not automatic renewal or a guaranteed renewal offer. ^3,5Company-reported. Small-business agent servicing through CNA Central, based on the current U.S. small-business page and a guide copyrighted 2022. The guide’s detailed portal functions are historical interface descriptions; renewal-document access does not establish that every policy renews or will receive an offer.

A CNA Small Business Service Center handout copyrighted 2021 says the center handles participating agency customers’ inquiries about certificates, policy changes, coverage, billing, and additional coverage or endorsement quotes. It states weekday hours of 7 a.m.–7 p.m. Central Time and says the agency/customer relationship remains in place. This describes a particular service-center program, not every CNA account. ⁶Company-reported. Company-reported service-center functions from a 2021 CNA handout. The handout describes enrollment and account selection for this small-business agency program; it does not establish availability for every CNA policy or account.

MMA says the Marsh Agency brand transition will not change clients’ account manager, team, or point of contact, and will not affect existing policies or programs; clients may see the legal-name change during renewals. This describes the rebrand transition, not MMA’s general renewal process. ⁴⁸Company-reported. Only the announced Marsh Agency rebrand and its stated effect on existing clients; this does not document MMA’s general renewal workflow, renewal service level, or policy terms.

MMA’s Tampa office page lists InsurLink for policy and endorsement access, CSR24 for certificates, carrier contact information for commercial and personal-lines claims, and a local-consultant contact route. ⁵²Company-reported. Services and client tools listed on the Tampa, Florida office page only. The claims listing provides carrier contact information and does not establish that MMA adjusts claims.

CNA’s Claims Center provides an online entry point where a visitor enters a few details to learn claim-reporting options and lists phone help Monday through Friday, 8 a.m.–8 p.m. Eastern. The page does not establish complete online filing or claim outcomes. ⁷Company-reported. CNA U.S. Claims Center page accessed 2026-09-28; policy-specific reporting instructions, completion of a claim online, and claim outcomes are not established by this page.

On its business-interruption page, MMA says it will advocate with insurers for clients if complex claim issues arise. This is a company-reported service statement; it does not establish claim outcomes or an adjusting/payment role. ³⁸Company-reported. Company-described support for complex claims in the business-income and contingent-business-interruption page context; not a promise of claim outcomes or evidence that MMA adjusts or pays claims.