Best fortune 500 companies in Clayton, MO

WellCare Health Plans provides government-sponsored managed care services to families, children, seniors, and individuals with medical needs through Medicaid, Medicare Advantage, and Medicare Prescription Drug Plans, as well as individuals in the health insurance marketplace. The company is committed to continually enhancing the quality of care and service it provides to the members, helping to access the right care at the right time in the appropriate setting. WellCare Health Plans was founded on 1985 and is headquartered in Tampa, Florida.

Centene Corporation is at the forefront of providing quality health access for individuals across the United States, including those who are under-insured and uninsured. As a leading multi-national healthcare enterprise, Centene is dedicated to transforming the health of communities we serve by providing local services for the families and individuals in our care. In 1984, Centene Corporation was founded as Family Hospital Physician Associates, a nonprofit health plan in Milwaukee, WI, by Elizabeth “Betty” Brinn. As the company grew, Michael Neidorff joined as Centene's President and Chief Executive Officer in 1996, helping to establish the new name and move its headquarters in St. Louis, MO. By the early 2000s, Centene's positive impact on healthcare spurred additional health plans, significant growth in revenue, and its transformation into a publicly traded company. After joining the FORTUNE 500 list in 2010, Centene continued to expand by launching operations in correctional healthcare, commercial insurance, and coverage for the military community, while acquiring large companies like Health Net and WellCare. As the #1 U.S. insurer in the Health Insurance Marketplace, Centene has never lost its focus on individual care or its passion toward community health. The company currently provides coverage across the United States and internationally in Spain, Slovakia, and the UK. With local health plans all over the U.S., staying connected with those individuals and families that need care most is central to Centene's unwavering commitment to quality healthcare for everyone.

Northwestern Mutual has been helping people and businesses achieve financial security for more than 160 years. Through a holistic planning approach, Northwestern Mutual combines the expertise of its financial professionals with a personalized digital experience and industry-leading products to help its clients plan for what's most important. Northwestern Mutual delivers financial security to millions with life, disability income and long-term care insurance, annuities, and brokerage and advisory services. The company manages billion of dollars of investments owned by its clients and held or managed through its wealth management and investment services businesses. Northwestern Mutual is the marketing name for The Northwestern Mutual Life Insurance Company (NM), Milwaukee, WI (life and disability insurance, annuities, and life insurance with long-term care benefits) and its subsidiaries. Subsidiaries include Northwestern Mutual Investment Services, LLC (NMIS) (securities), broker-dealer, registered investment adviser, member FINRA and SIPC; the Northwestern Mutual Wealth Management Company (NMWMC) (fiduciary and fee-based financial planning services), federal savings bank; and Northwestern Long Term Care Insurance Company (NLTC) (long-term care insurance).

Discover Financial Services is a direct banking and payment services company operating the Discover card and America's first cash rewards credit card. It is one of the largest card issuers in the United States. Beyond its flagship credit business, it also offers personal and student loans, home and home equity loans, online savings products, certificates of deposit, and money market accounts. Its payment businesses consist of Discover Financial Services' Discover Network, with millions of merchant and cash access locations; PULSE, one of the nation's leading ATM/debit networks; and Diners Club International, a global payments network with acceptance in more than 185 countries and territories. Discover Financial Services was founded in 1985 and is based in Deerfield, I.L.