Long Term Care Pre-Planning Lifetime Income Grandparent Gifting Part C Medicare Health Plans College Funding Term Life Whole Life Key Man Buy-Sell Established in 1845. New York Life Insurance Company, a Fortune 100 company, is the largest mutual life insurance company in the United States and one of the largest life insurance companies in the world. Founded in 1845 and headquartered in New York City, New York Life maintains operations in all 50 states through employees and a network of more than 104,000 licensed agents.