Established in 1879, Bankers Life and Casualty Company is one of the largest insurance companies in the United States that focuses on the needs of senior Americans. Located in Stockton, Calif., the company s range of products include Medicare supplement insurance, long-term care, life insurance, Medicare prescription drug coverage and Medicare advantage. Bankers Life and Casualty Company offers Medicare Supplement Plans through its association with Colonial Penn Life Insurance Company. It holds license in the United States of America and the District of Columbia.