Eastern Insurance Holdings, Inc. (EIHI) is an insurance holding company offering workers’ compensation and group benefits insurance and reinsurance products through its direct and indirect wholly owned subsidiaries, Eastern Holding Company, Ltd. (EHC), Eastern Alliance Insurance Company (Eastern Alliance), Allied Eastern Indemnity Company (Allied Eastern), Eastern Advantage Assurance Company (Eastern Advantage), Eastern Re, Ltd., S.P.C. (Eastern Re), Employers Security Holding Company (ESHC), Employers Security Insurance Company (ESIC), Affinity Management Services, Inc. (AMS), Eastern Life and Health Insurance Company (ELH), Employers Alliance, Inc. (Employers Alliance), Global Alliance Holdings, Ltd. (Global Alliance) and Eastern Services Corporation (Eastern Services). The Company operates in four business segments: workers’ compensation insurance, segregated portfolio cell reinsurance, group benefits insurance and corporate/other.