LGBT Religious Archives Network - The Lesbian, Gay, Bisexual and Transgender Religious Archives Network (LGBT-RAN) coordinates and supports the identification, collection and preservation of personal papers and organizational records from lesbian, gay, bisexual and transgender religious movements. To encourage scholarly research and historical study of these important movements for social change, LGBT-RAN disseminates information about these records and provides and facilitates access to them, using digital technology when possible.
Equality Illinois- Founded in 1992 to address the civil rights isssues facing the LGBT citizens of Illinois, this statewide activist group focuses its efforts on working for the passage of civil rights laws ( including civil unions and same-sex marriage ) , challenging employment discrimination and violence, and promoting awareness of transgender issues.
Gerber/Hart Library and Archives (Chicago) - Founded in 1981, this collection's primary focus is on the collection and preservation of the Midwest's homosexual and bisexual history.
Leather Archives and Museum - A unique institution based in Chicago covering the history of the leather/levi community, with substantial holdings about gay men and lesbians.
The Gay Business Association-the national body for LGBT businesses of all types in the United Kingdom
National Gay and Lesbian Chamber of Commerce ( United States )