Also see Anti-Defamation League (Non-profit)
The Anti-Defamation League Foundation (ADLF) is an endowment management foundation established in 1976 to support the operations of its parent organization, the left-leaning anti-Semitism watchdog the Anti-Defamation League (ADL).
Since 2010, the ADLF has passed over $86 million to the ADL. It currently manages nearly $100 million in assets on behalf of the ADL. The two organizations operate as a single financial entity.
The ADLF operates in part as a donor-advised fund and has received contributions from a number of left-leaning foundations, including the MacArthur Foundation, the Rockefeller Philanthropies, Our Fund, and the Santa Barbara Foundation. 
The Anti-Defamation League Foundation (ADLF) was established in 1976 to promote the mission of its parent organization the Anti-Defamation League (ADL). It manages and invests the ADL’s endowments, trusts, philanthropic funds, real estate, and other assets. Both the ADL and ADLF organizations are organized under section 501(c)(3) of the tax code.
Between 2010 and 2016, the ADLF passed over $86 million to the ADL in furtherance of its left-of-center programming. In 2016, the ADLF also held $116 million worth of ADL-related investment assets. 
ADL’s annual report treats both organizations’ finances as a single financial entity.
The ADLF also supports the ADL by owning and managing the ADL’s buildings, namely its Los Angeles-based southwest regional office.
The ADLF spends nearly $300,000 per year on Holocaust and anti-bias educational materials for use in classrooms, on college campuses, and with community groups, corporations, and religious organizations.
In part the ADLF operates as a donor-advised fund through which the foundation’s anonymous contributors direct their donations to other recipient organizations.
Since 2010, the ADLF has given $326,000 in grants to the ISEF Foundation and over $515,000 to a number of other organizations, including the University of Haifa, the International Sephardic Education Foundation, the American Friends of Sheba Medical Center, the New York University School of Medicine, and Cornell University College of Human Ecology. 
In 2016, the ADLF took in $19.8 million. $7.7 million of the foundation’s money came from eleven entities, including a $1 million contribution and a $2.6 million contribution.
In previous years, the Anti-Defamation League Foundation Common Fund has received money from the John and Catherine MacArthur Foundation, the Rockefeller philanthropies,philanthropist Thomas Kramer, the Santa Barbara Foundation, the LGBT-interest supporting Our Fund,the Harry And Jeanette Weinberg Foundation, and the Leichtag Foundation.
In 2016, Glen S. Lewy served as ADLF’s President. Lewy is the Senior Managing Director of Hudson Ventures, serves as a member of the Council of Foreign Relations, and sits on the Board of Trustees of the New York Historical Society and the SEED Foundation.
As ADL’s President Jonathan Greenblatt also serves as an employee and trustee of the ADLF. In 2016, Greenblatt was paid $290,342 from the ADLF and ADL.