CNA vs Marsh McLennan Agency: How Do They Compare for Surety Bonds?

CNA serves buyers through agents and brokers and supports transactional issuance; Marsh McLennan Agency describes adviser-led contract and commercial surety for varied organization sizes. 4,7

CNA Small Business Insurance: Products, Agents and Service

CNA directs small-business buyers to independent agents and describes CNA Connect as a businessowners policy for more than 600 small-business classes. Issuer and availability vary by policy and state, so confirm both in a quote. 1,2,3

Read the CNA profile

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. 5,6

Read the Marsh McLennan Agency profile

Read the Marsh McLennan Agency Surety Bonds page

What Are Surety Bonds?

A surety bond guarantees that your business meets a specific obligation to a customer, contracting party or government agency. If a contract, license or permit requires one, get its exact form and amount; a bond is not insurance for your own losses. 8,9,10,11,12

Read the full coverage guide

Key Differences in Surety Bonds

Digital transactional support and adviser placement

CNA says its bONdLINE platform supports underwriting, issuance and reporting for transactional bonds and serves a broad size range through agents and brokers. Marsh McLennan Agency describes arranging contract surety and commercial license-and-permit bonds with customized adviser support. If you have a clearly specified transactional obligation, ask whether CNA’s platform can issue it; for a project or commercial program, ask the MMA adviser which surety market and underwriting path would apply. 4 7

Matching bond type and business scale

MMA’s product page describes service to organizations of varying sizes, including contract surety and commercial license-and-permit programs. CNA says it serves individuals and small businesses through Fortune 1000 companies, with coverage across the United States, Canada and Puerto Rico. The records therefore document breadth on both sides but different details about delivery. Provide each contact the bond form, obligee, jurisdiction and required amount so the proposed route can be checked against the actual obligation. 4 7

What to Confirm in Surety Bonds Quotes

  • Can CNA bONdLINE issue the required commercial or contract bond in your jurisdiction? 4
  • Which MMA adviser and surety market will handle your bond type and what information do they need? 7

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.

CNA

9.0/ 10

Review Score

1 rated source

Customer feedback on CNA is mixed and hard to compare. NerdWallet gave it 4.5 out of 5 for manufacturers, while Trustpilot shows about 1.4 out of 5 from 49 mostly self-selected reviews.[1][5]

Read CNA reviews

Marsh McLennan Agency

8.2/ 10

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 reviews

Offering Details

CNA vs Marsh McLennan Agency: Surety Bonds: documented features by provider

CriteriaCNA Surety and Commercial BondsMarsh McLennan Agency surety bonds (official overview)
Role in This Line

Confirm in your quote.

Marsh McLennan Agency describes arranging surety bonds for the audience stated on the cited product page. 7Company-reported. surety bonds 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.

Who It’s For

CNA says its surety offering serves a range from individuals and small businesses to Fortune 1000 companies through agents and brokers. 4Company-reported. Entity: CNA brand; issuing CNA subsidiary may vary by product/state Product: United States commercial insurance Jurisdiction: United States Research source scope: Commercial/contract surety; US plus Canada/Puerto Rico Claim limitation: Company-reported; policy wording, underwriting and jurisdiction-specific availability control.

Organizations of varying sizes; source describes contract surety and commercial programs, including license and permit bonds. 7Company-reported. surety bonds 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.

Coverage Features

CNA Surety markets commercial and contract surety bonds in all 50 states, Canada and Puerto Rico. 4Company-reported. Entity: CNA brand; issuing CNA subsidiary may vary by product/state Product: United States commercial insurance Jurisdiction: United States Research source scope: Commercial/contract surety; US plus Canada/Puerto Rico Claim limitation: Company-reported; policy wording, underwriting and jurisdiction-specific availability control.

The cited product page describes contract surety and commercial license-and-permit bonds, with the source describing customized support for complex risks. Marketing description only; actual coverage, exclusions, conditions, limits, and availability depend on the issued policy and jurisdiction. 7Company-reported. surety bonds 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.

Limits and Retentions

Confirm in your quote.

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. 7Not publicly disclosed. Only the cited marketing page was reviewed for published limit and retention information; no policy-form entitlement is inferred.

How to Apply

CNA bONdLINE supports underwriting, issuance and reporting of transactional bonds. 4Company-reported. Entity: CNA brand; issuing CNA subsidiary may vary by product/state Product: United States commercial insurance Jurisdiction: United States Research source scope: Commercial/contract surety; US plus Canada/Puerto Rico Claim limitation: Company-reported; policy wording, underwriting and jurisdiction-specific availability control.

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. 7Company-reported. surety bonds 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.

Full Comparison

More CNA vs Marsh McLennan Agency Comparisons

Other Surety Bonds Comparisons

Sources

CNA

  1. Insurance for Small Businesses. CNA; Insurance for Small Businesses, lines 38-50 and 65-67 (CNA Central and agent route); lines 79-106 (product and stated appetite lists); page footer line 132 (CNA registered service mark). Accessed 2026-09-28.
  2. CNA Connect Small Businessowners Policy (BOP) | CNA Insurance. CNA; CNA Connect; coverages, product range, services. Accessed 2026-09-28.
  3. General Disclaimer. CNA; General Disclaimer paragraphs 1 and 5 (HTML lines 24 and 28): CNA describes Continental Casualty Company and its relevant affiliates; references to CNA may include one or more CCC affiliates; each particular policy/product/service is the responsibility only of the specific CNA company that issues or supplies it. Footer line 57 identifies CNA Financial Corporation as trademark registrant. Re-read 2026-09-29. Accessed 2026-09-29.
  4. CNA Surety - Surety and Fidelity Bonds | CNA Insurance. CNA; Surety/fidelity product sections, geography, agents/brokers, bONdLINE and claims services. Accessed 2026-09-28.

Marsh McLennan Agency

  1. 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.
  2. 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.
  3. Surety Bonds to Mitigate Company Risk | MMA. Marsh McLennan Agency; Contract surety and commercial surety sections; contract terms and commercial license/permit bonds. Accessed 2026-09-30.

Surety Bonds Guide

  1. Glossary of Insurance Terms. National Association of Insurance Commissioners; Surety Bond; Fidelity. Accessed 2026-09-16.
  2. Surety bonds. U.S. Small Business Administration; Opening guarantee of work completion; Contract or commercial bonds; Bid, Payment, Performance, Ancillary; Eligibility > credit, capacity, and character. Accessed 2026-09-16.
  3. 40 U.S. Code § 3131 — Bonds of contractors of public buildings or works. Legal Information Institute, Cornell Law School, reproducing 40 U.S.C. § 3131; §3131(b) Type of Bonds Required — performance bond and payment bond. Accessed 2026-09-16.
  4. Surety Bonds. Chubb; Construction Surety Bonds (performance, payment, maintenance); Commercial Surety Bonds (license and permit, court, commercial contract). Accessed 2026-09-16.
  5. Surety Bonds Insurance. Harper; What is Surety Bonds insurance?; A bond is not insurance; License & permit bonds; Contract bonds — bid, performance, and payment; Is a bond the same as insurance? Accessed 2026-09-16.

Updated . Spot, a product of Tools for Enlightenment, publishes this research and works in the commercial insurance market. The comparison applies the same criteria to both providers. Editorial policy. To suggest a correction, contact Spot with the page URL and supporting source.

Get Help With Insurance Buying and Renewals.

Get help buying coverage and managing renewals, with less paperwork for your team. Start with a free consultation.

Talk to Spot