Advocacy for Principled Action in Government; American-Arab Anti-Discrimination Committee; American Association of Law Libraries; American Booksellers for Free Expression; American Civil Liberties Union; American Library Association; Application Developers Alliance; Association of Research Libraries; Brennan Center for Justice; Center for Democracy & Technology; CloudFlare, Inc.; Committee to Protect Journalists; Competitive Enterprise Institute; Computer & Communications Industry Association; The Constitution Project; Constitutional Alliance; Defending Dissent Foundation; DownsizeDC.org, Inc.; Electronic Frontier Foundation; Engine Advocacy; Free Press Action Fund; FreedomWorks; Global Network Initiative; Government Accountability Project; Hackers & Founders; Human Rights Watch; Internet Association; Internet Infrastructure Coalition; Liberty Coalition; Mozilla; National Association of Criminal Defense Lawyers; New America's Open Technology Institute; Niskanen Center; OpenTheGovernment.org; PEN American Center; Project On Government Oversight; Public Knowledge; R Street; Reform Government Surveillance; ServInt; Silent Circle, LLC; Sonic; TechFreedom; Venture Politics; Wikimedia Foundation; World Press Freedom Committee(3/25/2015)
ACT | The App Association; Advocacy for Principled Action in Government; American Association of Law Libraries; American Booksellers Foundation for Free Expression (ABFFE); American Civil Liberties Union; American Library Association; Asian American Legal Defense and Education Fund; Asian Americans Advancing Justice | AAJC; Asian Americans Advancing Justice | Asian Law Caucus; Asian Law Alliance; Association of Research Libraries; Autonet Mobile; Bill of Rights Defense Committee; Center for APA Women; Center for Democracy and Technology; Center for Digital Democracy; Center for Financial Privacy and Human Rights; Center for Media Justice; Center for National Security Studies; Colorado Common Cause; Common Cause; Competitive Enterprise Institute; Computer & Communications Industry Association; The Constitution Project; Consumer Action; Consumer Federation of America; Consumer Watchdog; Consumers Union; Council for Citizens Against Government Waste; CREDO Action; Defending Dissent Foundation; Demand Progress; Direct Marketing Association (DMA); Discovery Institute; Distributed Computing Industry Association (DCIA); Electronic Frontier Foundation; Engine Advocacy; Fight for the Future; First Amendment Coalition; Foursquare; FreedomWorks; Future of Privacy Forum; Generation Opportunity; Home School Legal Defense Association; I2Coalition; The Internet Association; Jefferson Project of the American Legislative Exchange Council; The Leadership Conference on Civil and Human Rights; Less Government; Liberty Coalition Meetup; Media Literacy Project; Muslim Legal Fund of America (MLFA); National Association of Criminal Defense Lawyers; National Consumers League; National Network to End Domestic Violence; National Organization for Women; New America Foundation's Open Technology Institute; Newspaper Association of America; Open MIC; Patient Privacy Rights; The People's Press Project; Personal Privacy Rights Clearinghouse; Privacy Times; Public Knowledge; R Street Institute; Reddit; RootsAction.org; SpiderOak; Sonic.net; Taxpayers Protection Alliance; TechFreedom; TechNet; Tumblr; United Church of Christ, OC Inc.; U.S. Chamber of Commerce; U.S. PIRG; World Privacy Forum(4/28/2014)