Employers Holdings, Inc. (EHI) is a holding company. The Company is a provider of workers compensation insurance focused on select small businesses in low to medium hazard industries. It employs a disciplined, conservative underwriting approach designed to individually select specific types of businesses, predominantly those in the lowest four of the seven workers' compensation insurance industry defined hazard groups, that it believe will have fewer and less costly claims relative to other businesses in the same hazard groups. Workers' compensation is provided for under a statutory system wherein employers are required to provide coverage for their employees' medical, disability, vocational rehabilitation, and/or death benefit costs for work-related injuries or illnesses. It operates as a single reportable segment and conduct operations in 31 states and the District of Columbia, with a concentration in California, where over one-half of its business is generated.