Workers' compensation costs remain a significant component of expenses for most companies, and finding the best workers' comp coverage at the most reasonable price is critical to helping businesses manage their bottom line. But which carriers have the biggest share of the market?

The National Association of Insurance Commissioners (NAIC) has ranked the top 25 Workers' Compensation insurance companies and groups by market share of direct premiums written for 2016. Its latest report includes countrywide direct written premium for the top 25 groups and companies as reported on the State Page of the annual statement for insurers that report to the NAIC. This information serves as an indicator of the degree of market concentration in the Workers' Comp line of business as well as identifying leading insurance writers.

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Rosalie Donlon

Rosalie Donlon is the editor in chief of ALM's insurance and tax publications, including NU Property & Casualty magazine and NU You can contact her at [email protected].