EIN 51-0198509

Tides Foundation

IRS 501(c) type
Num. employees
Year formed
Most recent tax filings
NTEE code, primary
Tides is a public charity and fiscal sponsor working to advance progressive policy in areas such as the environment, health care, labor issues, immigrant rights, gay rights, women's rights and human rights.
Total revenues
Total expenses
Total assets
Num. employees

Program areas at Tides Foundation

Tides Foundation makes grants for charitable purposes. The core activity is operating collective action, donor advised, and other grant making funds. Tides Foundation makes grants to eligible domestic and qualified foreign charitable organizations for philanthropic purposes. Tides Foundation also provides philanthropic support and creates opportunities for learning, and building community among donors and grantees. Our areas of focus are equity, human rights and economic empowerment; a sustainable environment; healthy individuals and communities; and quality education.
Tides Foundation also provides administrative and support services to certain of its supporting organizations. Tides Foundation works with these organizations to increase their ability to provide financial and programmatic support in areas consistent with Tides Foundation's mission.

Grants made by Tides Foundation

GranteeGrant descriptionAmount
Tides AdvocacyHealthy Individuals and Communities$64,965,029
Working Families Organization (WFO)Equality, Human Rights, and Economic Empowerment$10,500,400
Tides CenterHealthy Individuals and Communities$9,161,619
...and 967 more grants made totalling $430,165,918

Who funds Tides Foundation

Grants from foundations and other nonprofits
Fidelity Investments Charitable Gift FundFor Grant Recipient's Exempt Purposes$20,404,737
Tides CenterHealthy Individuals & Communities; Equality, Human Rights, & Economic Empowerment$19,814,460
Silicon Valley Community Foundation (SVCF)General Nonprofit Support$7,517,000
...and 355 more grants received totalling $124,458,349

Personnel at Tides Foundation

Kriss DeiglmeierChief Executive Officer To 7 and 2019 Adv Interim Chief Executive Officer$0
Tuti B. Scott ,Director To 7 and 2019 Interim Chief Executive Officer$0
Holden LeeTreasurer and Chief Financial Officer
Ethridge DarlenePresident
Jacob WeldonDirector$0
...and 6 more key personnel

Financials for Tides Foundation

RevenuesFYE 12/2020
Total grants, contributions, etc.$1,044,904,762
Program services$974,566
Investment income and dividends$8,240,020
Tax-exempt bond proceeds$0
Royalty revenue$0
Net rental income$0
Net gain from sale of non-inventory assets$12,170,597
Net income from fundraising events$0
Net income from gaming activities$0
Net income from sales of inventory$0
Miscellaneous revenues$168,079
Total revenues$1,066,458,024

Form 990s for Tides Foundation

Fiscal year endingDate received by IRSFormPDF link
2020-122021-11-10990View PDF
2019-122021-02-24990View PDF
2018-122020-02-10990View PDF
2017-122019-09-14990View PDF
2017-122019-02-21990View PDF
...and 9 more Form 990s
Data update history
December 1, 2022
Posted financials
Added Form 990N for fiscal year 2021
December 1, 2022
Updated personnel
Identified 1 new personnel
September 9, 2022
Used new vendors
Identified 2 new vendors, including , and
August 9, 2022
Posted financials
Added Form 990 for fiscal year 2020
August 3, 2022
Received grants
Identified 131 new grant, including a grant for $19,814,460 from Tides Center
Nonprofit Types
Grantmaking organizationsSocial advocacy organizationsCharities
Human rightsLGBTQCommunity improvementImmigrationForeign affairsInternational developmentWorld peace
Political advocacyOperates donor advised fundsProvides grantsLobbyingOperates internationallyNational levelProvides scholarshipsTax deductible donationsNo full-time employeesFiscal sponsor
General information
PO Box 29903
San Francisco, CA 94129
Metro area
San Francisco-Oakland-Berkeley, CA
San Francisco County, CA
Website URL
(415) 561-6400
Facebook page
Twitter profile
IRS details
Fiscal year end
Taxreturn type
Form 990
Year formed
Eligible to receive tax-deductible contributions (Pub 78)
NTEE code, primary
T30: Public Foundations
NAICS code, primary
813319: Social Advocacy Organizations
Parent/child status
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