| Formation | 2007 |
|---|---|
| Type | Private foundation |
| Headquarters | Los Altos, CA |
Key people | Liz Simons, Mark Heising, Caitlin Heising |
| Disbursements | $1.456 billion (2007-2025) |
| Website | https://www.hsfoundation.org/ |
The Heising-Simons Foundation is a private foundation established by philanthropists Elizabeth (Liz) Simons and Mark Heising in Los Altos, California in 2007.12 Liz Simons and Mark Heising signed the Giving Pledge in 2016.3
The Heising-Simons Foundation's main areas of work include early childhood education, science, climate and clean energy, community and opportunity, and human rights.1 It also funds a science fellowship known as the 51 Pegasi b Fellowship,4 and the American Mosaic Journalism Prize.5 It does not accept unsolicited grant proposals.6
As of January 1, 2026, the Heising-Simons Foundation's President and CEO is Brian Eule.7
Areas of Funding
CEO Fund: Technology and Society
The Heising-Simons Foundation’s CEO Fund addresses the impact of technology on society.8
In 2023, the Heising-Simons Foundation partnered with other philanthropies to contribute more than $200 million in funding toward public interest efforts to mitigate artificial intelligence (AI) harms and promote responsible use and innovation.9
Climate and Clean Energy
The Heising-Simons Foundation's Climate and Clean Energy program funds work around energy policy analysis, public utility commissions, energy efficiency standards, and climate communications.2 The Climate and Clean Energy program was named one of 25 mid-sized environmental grantmakers by Inside Philanthropy.10 The Heising-Simons Foundation joined the Climate Funders Justice Pledge in 2022.11
In 2021, the Heising-Simons Foundation was one of the founding members of the Equitable Building Electrification Fund, a fund that seeks to advance an equitable transition to building electrification for communities most impacted by fossil fuels.12
Education
The Heising-Simons Foundation’s Education program awards grants in early childhood education, including supporting early math education and dual language learners.2
In 2019, the Education program co-created the Early Educator Investment Collaborative, a group of early childhood funders that also includes the Ballmer Group, the Bezos Family Foundation, the Bill & Melinda Gates Foundation, the Buffett Early Childhood Fund, the David and Lucile Packard Foundation, the Foundation for Child Development, and the Stranahan Foundation.6
Human Rights
The Heising-Simons Foundation’s Human Rights program focuses on criminal justice reform, immigration grant rights work,13 and supporting human rights for all.14
Caitlin Heising serves on the board of directors of Human Rights Watch (HRW) and is the vice chair of HRW’s U.S. Program Advisory Committee.15
In 2023, the Heising-Simons Foundation signed the California Black Freedom Fund’s Philanthropic Sign on Letter in response to police violence in the wake of Tyre Nichols’ death.16
Journalism
The Heising-Simons Foundation’s Journalism portfolio recognizes and supports journalism as a critical element of a healthy and multicultural democracy, focusing in underrepresented groups and voices in media and investigative journalism.17
The Foundation's Journalism portfolio awards the American Mosaic Journalism Prize, which annually awards two freelance journalists with $100,000 each in unrestricted funds for "excellence in long-form, narrative or deep reporting about underrepresented and/or misrepresented groups in the American landscape".5
In September 2023, the Foundation’s Journalism portfolio was an investor in the Press Forward initiative.1819
Science
The Heising-Simons Foundation's Science program awards research grants in astronomy and cosmology, fundamental physics, paleoclimatology, climate science, and the search for axion dark matter.2
The Heising-Simons Foundation partnered with the Simons Foundation to fund the $40 million Simons Observatory, an astronomy facility in the Chilean desert.14 It also awarded $300,000 in funding for a major upgrade to the Kast Spectrograph at Lick Observatory in 2014.20
In 2017, the Science program launched the 51 Pegasi b Fellowship, intended to allow post-doctorate researchers the opportunity to conduct theoretical, observational, and experimental research in planetary astronomy.4 In its inaugural year, the Heising-Simons Foundation awarded four postdoc researchers $375,000 each to support their independent research over three years.4
In 2022, the Heising-Simons Foundation awarded a three-year grant to the Kavli Institute for Theoretical Physics (KITP) at UC Santa Barbara for the launch of a fellowship that aims to address the underrepresentation of minorities in physics, including theoretical physics.21 Funds cover a stipend for fellows, as well as travel and accommodations for six to eight weeks.21
See also
See also
References
References
- Scutari, Mike (2021-11-02). "Seven Questions for Deanna Gomby, President and CEO of the Heising-Simons Foundation". Inside Philanthropy. Retrieved 2023-04-11.
- Williams, Tate (2017-08-21). "Inside the Heising-Simons Foundation: A Brainy Startup Finds its Way in 3 Major Arenas". Inside Philanthropy. Retrieved 2023-04-11.
- Simons, Liz (2023-04-11). "Liz Simons and Mark Heising". The Giving Pledge. Retrieved 2023-04-11.
- Hill, Helen (2017-01-26). "Jason Dittmann named an inaugural Heising-Simons Foundation 51 Pegasi b Postdoctoral Fellow". MIT News. Retrieved 2023-04-11.
- Castillo, Amaris (2022-04-28). "Why this family foundation gives out $100,000 of unrestricted money to select freelance journalists". Poynter. Retrieved 2023-04-11.
- Chang, Audrey (2020-05-13). "Philanthropists step up in COVID fight: Los Altos foundation surpasses $500M in targeted giving". Los Altos Town Crier. Retrieved 2023-04-11.
- "Heising-Simons Foundation Appoints Brian Eule as President and Chief Executive Officer". Heising-Simons Foundation. 2025-09-17. Retrieved 2025-09-22.
- "CEO Fund: Technology and Society". Heising-Simons Foundation. Retrieved 2024-02-14.
- "Philanthropies launch new initiative to ensure AI advances the public interest". Ford Foundation. 2023-11-01. Retrieved 2024-02-14.
- Kavate, Michael (2022-12-22). "Green Middleweights: 25 Prominent, Mid-Sized Environmental Grantmakers". Inside Philanthropy. Retrieved 2023-04-11.
- Welch, Kaniqua (2022-04-07). "Climate Funders Justice Pledge announces new $100M funding baseline for BIPOC-led organizations created in one year". The Kresge Foundation. Retrieved 2023-04-11.
- Mazur, Laurie (2022-10-17). "Electrify Equitably: Philanthropic Partnership Centers Frontline Communities in Decarbonization". Inside Philanthropy. Retrieved 2023-04-11.
- Simons, Liz (2022-08-09). "One Funder's Journey Toward Justice". Giving Compass. Retrieved 2023-04-11.
- Savchuk, Katia (2016-10-05). "Two Generations Of Givers: How The Simons Family Passed On The Philanthropy Gene". Forbes. Retrieved 2023-04-11.
- Human Rights Watch (2023-04-11). "Caitlin Heising". Human Rights Watch. Retrieved 2023-04-11.
- Philpart, Marc (2023-04-11). "California Black Freedom Fund: Philanthropic Sign-On Letter in Response to Police Violence". California Black Freedom Fund. Retrieved 2023-04-11.
- "Initiatives: Journalism". Heising-Simons Foundation. Retrieved 2024-02-14.
- Forward, Press (2023-09-08). "Press Forward Will Award More Than $500 Million to Revitalize Local News". Press Forward. Retrieved 2024-02-14.
- "The state of local journalism and how it affects democracy". KPBS Public Media. Retrieved 2024-02-14.
- Lebow, Hilary (2014-12-03). "Lick Observatory plans major upgrade for Shane Telescope". UC Santa Cruz. Retrieved 2023-04-11.
- Tasoff, Harrison (2022-07-21). "Enhancing Research: The KITP launches a fellowship for physics faculty at minority-serving institutions". The Current. Retrieved 2023-04-11.
External links
External links
- Heising-Simons Foundation on LittleSis, a website that publishes data on who-knows-who between government, donors and business