American Civil Liberties Union; American Association of Law Libraries; American Booksellers for Free Expression; American Commitment; American Library Association; American Society of News Editors; American-Arab Anti-Discrimination Committee; Appeal for Justice; Associated Press Media Editors; Association of Alternative News Media; Association of Research Libraries; Bill of Rights Defense Committee; Campaign for Digital Fourth Amendment Rights; Campaign for Liberty; Cause of Action; Center for Effective Government; Center for Science and Democracy at the Union of Concerned Scientists; Citizens for Responsibility and Ethics in Washington; Data Transparency Coalition; Defending Dissent Foundation; DownsizeDC.org; Electronic Frontier Foundation; FOIA Project; Food & Water Watch; FreedomWorks; Government Accountability Project; Human Rights Watch; International Justice Network; Less Government; Media Alliance; Mine Safety and Health News; National Coalition for History; National Security Archive; National Security Counselors; National Taxpayers Union; OpenTheGovernment.org; People for the American Way; Project on Government Oversight; R Street Institute; RootsAction.org; Society of Professional Journalists; Sunlight Foundation; Taxpayers for Common Sense; Taxpayers Protection Alliance; Transactional Records Access Clearinghouse; Tully Center for Free Speech at Syracuse University(2/5/2015)
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)
Advocacy for Principled Action in Government; American-Arab Anti-Discrimination Committee; American Civil Liberties Union; American Library Association; Bill of Rights Defense Committee; Brennan Center for Justice; Center for Democracy & Technology; The Constitution Project; Constitutional Alliance; Cyber Privacy Project; Defending Dissent Foundation; Demand Progress; DownsizeDC.org, Inc.; Electronic Frontier Foundation; Electronic Privacy Information Center (EPIC); Fight for the Future; Free Press; Government Accountability Project; Liberty Coalition; National Association of Criminal Defense Lawyers; National Security Counselors; New America’s Open Technology Institute; Niskanen Center; OpenTheGovernment.org; PEN American Center; Project On Government Oversight; R Street; Restore the Fourth; The Sunlight Foundation; TechFreedom; World Privacy Forum; X-Lab(10/29/2015)
Access; Advocacy for Principled Action in Government; American Association of Law Libraries; American Booksellers for Free Expression; American Civil Liberties Union; American Library Association; American Society of News Editors; Amnesty International USA; Arab-American Anti-Discrimination Committee (ADC); Association of Alternative Newsmedia; Association of Research Libraries; Bill of Rights Defense Committee; Brennan Center for Justice; Center for Democracy and Technology; Center for National Security Studies; Constitutional Alliance; Council on American-Islamic Relations; Cyber Privacy Project; Defending Dissent Foundation; Demand Progress; DownsizeDC.org; Electronic Frontier Foundation; Fight for the Future; FirstAmendment.com; Free Press Action Fund; FreedomWorks; Government Accountability Project; Gun Owners of America; Hackers/Founders; Human Rights Watch; Liberty Coalition; Massachusetts Pirate Party; Media Alliance; NAACP; National Association of Criminal Defense Lawyers; National Coalition Against Censorship; National Security Counselors; New America’s Open Technology Institute; OpenTheGovernment.org; PEN American Center; People For the American Way; Privacy International; Project On Government Oversight (POGO); R Street; Reporters Committee for Freedom of the Press; Restore the Fourth; Student Net Alliance; Sunlight Foundation; TechFreedom; The Constitution Project; Venture Politics; World Privacy Forum(5/6/2015)