Six Atlanta-based firms were among the Am Law 200 firms that achieved a perfect score on the Human Rights Campaign Foundation’s annual Corporate Equality Index. They are: Alston & Bird; Kilpatrick Townsend & Stockton; King & Spalding; Ogletree, Deakins, Nash, Smoak & Stewart; Sutherland Asbill & Brennan and Troutman Sanders.

The report assesses how supportive the nation’s top law firms and corporations are of their lesbian, gay, bisexual and transgender employees. It looks at Am Law 200 firms, which are the 200 highest-grossing U.S. firms, and Fortune 500 companies, as well as other large businesses.