Location: Minneapolis
Type of company: Managed care and insurance
Meet the organization: UnitedHealth Group, one of the nation's largest companies based on revenue, was the top ranked company in the insurance and managed care sector in Fortune magazine's "World's Most Admired Companies" list in 2014, the fourth straight year it earned the top spot. It has also earned a top rating of 100 percent for four straight years on the Corporate Equality Index from the Human Rights Campaign Foundation.
Added benefits: UnitedHealth Group offers an employee stock purchase plan and 401(k) plan. In addition to the typical benefits, employees at UnitedHealth Group can receive adoption assistance, volunteer support and tuition reimbursement. To support local communities, UnitedHealth Group matches employee donations to community charities: In 2011, the organization and its employees gave $15.5 million to charities, for instance.