Graham Holdings Company is a diversified American conglomerate holding company. Headquartered in Arlington County, Virginia, and incorporated in Delaware, it was formerly the owner of The Washington Post newspaper and Newsweek magazine.
Health Net, LLC, a subsidiary of Centene Corporation, is an American health care insurance provider. Health Net and its subsidiaries provide health plans for individuals, families, businesses and people with Medicare and Medicaid, as well as commercial, small business, and affordable care insurance.
Coventry Health Care, Inc. was a health insurer in the United States. It had 3.7 million medical members, 1.5 million Medicare Part D members, and 900,000 Medicaid members. In May 2013, the company was acquired by Aetna for $5.7 billion.
Markel Group Inc. is a group of companies headquartered in Richmond, Virginia, and originally founded in 1930 as an insurance company.
21st Century Media was an American media company. It was the successor of Ingersoll Publications and Journal Register Company, and it was succeeded by Digital First Media.
Express Scripts Holding Company is a pharmacy benefit management (PBM) organization. In 2017 it was the 22nd-largest company in the United States by total revenue as well as the largest pharmacy benefit management (PBM) organization in the United States. Express Scripts had 2016 revenues of $100.752 billion. Since December 20, 2018, the company has been a direct subsidiary of Bloomfield, Connecticut-based Cigna.
W. R. Grace and Co. is an American chemical business based in Columbia, Maryland. It produces specialty chemicals and specialty materials in two divisions: Grace Catalysts Technologies, which makes catalysts and related products and technologies used in petrochemical, refining, and other chemical manufacturing applications, and Grace Materials and Chemicals, which makes specialty materials, including silica-based and silica-alumina-based materials, used in pharmaceutical/consumer, coatings, and chemical process applications.
Assurant, Inc. is a global provider of risk management products and services with headquarters in Atlanta. Its businesses provide a diverse set of specialty, niche-market insurance products in the property, casualty, extended device protection, and preneed insurance sectors. The company's main operating segments are Global Housing and Global Lifestyle.
IQVIA, formerly Quintiles and IMS Health, Inc., is an American Fortune 500 and S&P 500 multinational company serving the combined industries of health information technology and clinical research. IQVIA is a provider of biopharmaceutical development, professional consulting and commercial outsourcing services, focused primarily on Phase I-IV clinical trials and associated laboratory and analytical services, including investment strategy and management consulting services. It has a network of more than 88,000 employees in more than 100 countries and a market capitalization of US$49 billion as of August 2021. As of 2023, IQVIA was reported to be one of the world's largest contract research organizations (CRO).
WellCare Health Plans, Inc. is an American health insurance company that provides managed care services primarily through Medicaid, Medicare Advantage and Medicare Prescription Drug plans for members across the United States.
Centene Corporation is a publicly traded managed care company based in St. Louis, Missouri, which is an intermediary for government-sponsored and privately insured healthcare programs. Centene ranked No. 25 on the 2023 Fortune 500.
Genesis HealthCare is a provider of short-term post-acute, rehabilitation, skilled nursing and long-term care services. According to data provided by the Centers for Medicare & Medicaid, as of November 1, 2023, Genesis owned or operated 290 skilled nursing facilities with 34,047 bed through 105 affiliates in 25 states in the United States. Genesis also supplies rehabilitation therapy to approximately 1,700 healthcare providers in 45 states and the District of Columbia. Genesis has approximately 80,000 employees. Genesis HealthCare is headquartered in Kennett Square, Pennsylvania.
Air Methods Corporation is an American privately owned helicopter operator. The air medical division provides emergency medical services to over 100,000 patients every year. It operates in 48 states with air medical as its primary business focus. Its corporate headquarters are located in the Denver Technological Center, Greenwood Village, Colorado, in the Denver metropolitan area.
Spectrum Brands Holdings, Inc. is an American diversified company headquartered in Middleton, Wisconsin. It was established in 2005 as the successor to Rayovac Corporation. It is one of the Fortune 500 companies, and among the largest of its kind.
Digital Realty is a real estate investment trust that owns, operates and invests in carrier-neutral data centers across the world. The company offers data center, colocation and interconnection services.
Molina Healthcare, Inc. is a managed care company headquartered in Long Beach, California, United States. The company provides health insurance to individuals through government programs such as Medicaid and Medicare.
Univar Solutions Inc.(formerly Royal Vopak) is a global chemical and ingredients distributor and provider of value-added services.
Universal American is a Fortune 500 company with offices throughout the United States, and headquarters in Rye Brook, New York. The company offered health insurance, and also deals in Medicare managed care plans, and Medicare prescription drug benefits. Its CEO is Richard A. Barasch.
Elevance Health, Inc. is an American health insurance provider. Prior to June 2022, Elevance Health was named Anthem, Inc. The company's services include medical, pharmaceutical, dental, behavioral health, long-term care, and disability plans through affiliated companies such as Anthem Blue Cross and Blue Shield, Anthem Blue Cross in California, Wellpoint, and Carelon. It is the largest for-profit managed health care company in the Blue Cross Blue Shield Association. As of 2022, the company had 46.8 million members within its affiliated companies' health plans.
Fidelis Care is a New York-based health insurance company formed in 1993.
US$ 4.6 billion (FY 2020) [2] 
US$ 4.0 million (FY 2020) [2] 
