CIGNA Corporation (CIGNA) is an investor-owned health service organization in the United States. The Company’s subsidiaries are providers of healthcare and related benefits, the majority of which are offered through the workplace, including healthcare products and services; group disability, life and accident insurance, and workers’ compensation case management and related services. CIGNA’s revenues are derived principally from premiums, fees, mail order pharmacy, other revenues and investment income. The Company operates in five business segments: HealthCare; Disability and Life; International; Run-off Reinsurance, and Other Operations.