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Non-profit
Founded as a 501(c)(4) corporation and then a 501(c)(3) foundation in the late 1990s, Ballot Initiative Strategy Center (BISC) provides research and other support to progressive groups seeking to use state-level ballot referenda to change laws and constitutions, as well as using legal and activist tactics to block conservatives’
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For-profit
The Analyst Institute works with left-of-center organizations and campaigns across the U.S. to help them measure the impact of their programs and increase their reach. The Institute has run experimental tests for hundreds of such groups.
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Political Party/527
American Bridge 21st Century PAC, also known by its official PAC name AB PAC 23 is a Democratic Party super PAC founded by David Brock on November 23, 2010.
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Non-profit
Also see Tides Nexus The Tides Foundation (Tides) is a left-of-center grantmaking organization and pass-through funder for other left-of-center nonprofits. The organization supports nonprofits through grants, fiscal sponsorship, donor-advised funds, and more. 78 Tides was founded
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Non-profit
Note: This profile will be updated regularly as more information emerges on Arabella Advisors‘ acquisition by Sunflower Services. The Sixteen Thirty Fund (sometimes styled “1630 Fund”) is a left-of-center lobbying and advocacy “dark money” organization founded in 2009. The group has been called “one
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Labor Union
The Service Employees International Union (SEIU) is one of America’s largest, most controversial, and most politically involved labor unions. The SEIU, which represents building services employees, nurses, other healthcare workers, and public employees, is noted for its close ties to the broader left-of-center movement, perhaps most notably the controversial now-defunct
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Non-profit
The John D. and Catherine T. MacArthur Foundation (also known as the MacArthur Foundation) was the 20th-largest foundation in the world as of 2024, with total assets over $8 billion. 323 From
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Non-profit
The Ford Foundation was, for much of its history, the largest foundation in the United States, though it has been passed in recent years. As of December 2014, it possessed assets of $12.5 billion.385 More
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Other Group
Also see Committee on States (Other Group) and Democracy Alliance Conferences (Other Group) The Democracy Alliance is a collective of left-of-center donors that has been active in orchestrating “the activities of a permanent ‘left infrastructure’” since 2004.
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Labor Union
The American Federation of State, County and Municipal Employees (AFSCME) is the largest union for government workers other than teachers in the United States. Founded in 1932 in Wisconsin, a state that was for decades a stronghold of organized labor, AFSCME represents over 1.3 million government workers and over 188,000
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Non-profit
The Omidyar Network Fund is a grantmaking nonprofit founded by eBay founder Pierre Omidyar and his wife Pam Omidyar. Its sister group, the Omidyar Network, is an LLC that makes philanthropic “impact investments.” Omidyar Network Fund and the Omidyar Network are often referred to interchangeably, and both support
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Non-profit
People’s Action, the lobbying arm of the left-wing People’s Action Institute, was created when USAction, Community Organizations in Action, National People’s Action Campaign, and Campaign for America’s Future merged in 2016. 569 The
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Non-profit
For more information, see Sixteen Thirty Fund (Nonprofit) and Arabella Advisors (For-Profit) Note: This profile will be updated regularly as more information emerges on Arabella Advisors‘ acquisition by Sunflower Services. The North
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Non-profit
The Simons Foundation is a private foundation founded by left-leaning Renaissance Technologies hedge fund founder James Simons and his wife, Marilyn. The Foundation funds research in four broad areas: mathematics and physical sciences, life sciences, autism research, and “Outreach & Education.” The Foundation conducts its own research through the Flatiron
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Political Party/527
America Votes Action Fund is the 527 Super PAC affiliate of the left-of-center voter mobilization organization America Votes. It was established to conduct “exclusively electoral activity” as part of America Votes’ effort to build “a permanent advocacy and campaign infrastructure” to promote left-progressive causes.
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Non-profit
The Wellspring Philanthropic Fund, formerly known as the Matan B’Seter Foundation, was created in 2001 as part of an elaborate and secretive network of grantmaking organizations funded by three hedge fund billionaires: Andrew Shechtel, David Gelbaum and C. Frederick Taylor.
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Person
Thomas Catan is a “partner” in the controversial opposition research firm Fusion GPS.700 The firm is best known for its work on the
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Non-profit
The Rights, Faith and Democracy Collaborative (RFDC) is a pro-abortion and gay marriage donor collaborative project created and managed by the Proteus Fund, a center-left funding and fiscal sponsorship nonprofit. Background In March 2017, the Proteus Fund announced the Rights, Faith and Democracy Collaborative (RFDC). The RFDC supports state-level
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Non-profit
Church Women United (CWU) was formed to advance a petition in support of the formation of the United Nations (UN). It consists of 1,200 units spread across the United States and its members represent at least 70 Christian denominations.
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Non-profit
Also see Tides Nexus Tides Advocacy (formerly The Tsunami Fund, The Advocacy Fund, and the Tides Advocacy Fund) is a left-of-center advocacy organization associated with the Tides Nexus, a collection of center-left pass-through funders and fiscal sponsorship nonprofits grouped around the Tides Foundation. While Tides Advocacy has
