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  4. Heising Simons Foundation
EIN 26-0799587

Heising Simons Foundation

IRS 501(c) type
501(c)(3)
Num. employees
56
City
Los Altos
State
California
Year formed
2007
Most recent tax filings
2022-12-01
NTEE code, primary
T20: Private Foundations
Description
Heising-Simons Foundation works with its many partners to advance sustainable solutions in climate and clean energy, enable groundbreaking research in science, enhance the education of their youngest learners, and support human rights for all people.
Total revenues
$430,056,379
2022
Total expenses
$177,047,808
2022
Total assets
$847,180,696
2022
Num. employees
56
2022

Program areas at Heising Simons Foundation

For a series of art projects featuring and celebrating women in science
For 51 pegasi b science summit expenses
For families lead California cohort learning community
Property tax refund

Grants made by Heising Simons Foundation

GranteeGrant descriptionAmount
The California Education PartnersFor A Multi-District, Early Grades Continuous Improvement Collaboration$2,000,000
Las Cumbres Observatory GTNTo Fabricate, Install, and Commission the Muscat4 Imager on the Faulkes South Telescope$1,597,269
Regents University of California Los AngelesFor Instrumentation and Its Application To Carbonate Clumped Isotope Analysis$1,333,843
...and 553 more grants made totalling $109,437,296

Personnel at Heising Simons Foundation

NameTitleCompensation
Deanna GombyPresident and Chief Executive Officer$625,013
Jeff MalloyChief Operating Officer and Corporate Treasurer
Judy BlumensteinTreasurer$264,403
Brian EuleDirector of Journalism and Communications$354,229
Holly KreiderDirector, Community and Opportunity
...and 15 more key personnel

Financials for Heising Simons Foundation

RevenuesFYE 12/2022
Total grants, contributions, etc.$50,000,000
Investment income and dividends$3,366,219
Net rental income$0
Net gain from sale of non-inventory assets$376,690,160
Gross sales of inventory$0
Miscellaneous revenues$0
Total revenues$430,056,379

Form 990s for Heising Simons Foundation

Fiscal year endingDate received by IRSFormPDF link
2022-122023-11-14990PFView PDF
2021-122022-11-09990PFView PDF
2020-122021-11-15990PFView PDF
2019-122021-06-23990PFView PDF
2018-122020-01-16990PFView PDF
...and 9 more Form 990s

Organizations like Heising Simons Foundation

OrganizationLocationRevenue
Andrew W. Mellon FoundationNew York, NY$320,667,704
The Wallace FoundationNew York, NY$132,616,879
Gordon E and Betty I Moore FoundationPalo Alto, CA$654,188,442
Conrad N. Hilton FoundationWestlake Village, CA$311,337,309
Bush FoundationSt Paul, MN$111,555,530
Carnegie Corporation of New YorkNew York, NY$553,681,783
Alfred P Sloan FoundationNew York, NY$118,541,925
Annenberg FoundationConshohocken, PA$148,973,633
Ewing Marion Kauffman FoundationKansas City, MO$112,688,316
Walton Family FoundationBentonville, AR$796,378,256
Data update history
January 4, 2024
Posted financials
Added Form 990PF for fiscal year 2022
December 25, 2023
Used new vendors
Identified 2 new vendors, including , and
July 14, 2023
Posted financials
Added Form 990PF for fiscal year 2021
June 21, 2023
Posted financials
Added Form 990PF for fiscal year 2020
June 16, 2023
Used new vendors
Identified 4 new vendors, including , , , and
Nonprofit Types
Grantmaking organizationsPrivate foundationsPrivate non-operating foundationsCharities
Issues
Education
Characteristics
Provides grantsPartially liquidatedTax deductible donations
General information
Address
400 Main St 200
Los Altos, CA 94022
Metro area
San Jose-Sunnyvale-Santa Clara, CA
Website URL
hsfoundation.org/ 
Phone
(650) 887-0277
Twitter profile
@hsfdn 
IRS details
EIN
26-0799587
Fiscal year end
December
Taxreturn type
Form 990-PF
Year formed
2007
Eligible to receive tax-deductible contributions (Pub 78)
Yes
Categorization
NTEE code, primary
T20: Private Foundations
NAICS code, primary
813211: Grantmaking Foundations
Parent/child status
Independent
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