Founded in 1850, Aetna is one of the leading health care benefits companies in the and customized health insurance products and related services. Including medical, pharmacy, dental, behavioral health, group life, operates in three segments, including health care, group insurance and large case pensions. Headquartered

1845. It is one of the largest mutual life insurance companies in the United States and insurers in the world company s group health products are offered through Humana Insurance Company, John Alden Life Insurance Company and First National

. The parent company is one of the world s largest mutual life insurance firms, with more thancustomers and has 10 million policyholders. Nippon Life Insurance Company of America received an A (Excellent) and a full range of health benefit products, including medical, life, dental and complete coverage for short