Funding search · EIN 943170349 · Nicasio, CA

The Endurance Fund

A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.

121
grants reported
$6.9M
total given
2022–2024
filing years
$2,000
median grant

Based on grants this organization reported to the IRS for tax years 20222024. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.

What they fund

parktrainingvastwatershedwoodacrecomprehensivesexedcouncildinner

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Funding pattern

What this funder pays for, at what size, and how to position adjacent work. Read from their filings, with every number checked against the record.

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Top recipients

Repeat recipients are the strongest signal of whether a funder has an open door or quietly re-funds the same organizations.

  • Marin Community Foundation1 grant · $3.3M
  • Vanguard Charitable Program8 grants · $2.9M
  • San Geronimo Valley Community Cente20 grants · $344,631
  • Environmental Action Committee3 grants · $70,000
  • Pacific Forest Trust2 grants · $25,500
  • Health-Connectedorg2 grants · $20,000
  • Branson School3 grants · $15,000
  • Marin Country Day School3 grants · $15,000
  • Marin Agricultural Land Trust2 grants · $12,000
  • Lagunitas School Foundation - Leap1 grant · $10,000

Giving over time

$383,139
2022
$260,266
2023
$6.2M
2024

Grant history

The 100 largest of 121 grants.

  • $3.3M

    Marin Community Foundation · Novato, CA · 2024

    The Reliance Fund

  • $2.6M

    Vanguard Charitable Program · Warwick, RI · 2024

    General Support

  • $100,000

    San Geronimo Valley Community Cente · San Geronimo, CA · 2022

    Woodacre Park

  • $60,000

    Vanguard Charitable Program · Warwick, RI · 2023

    Facilitation of grant making

  • $50,000

    Vanguard Charitable Program · Southeastern, PA · 2024

    The Granite Fund

  • $50,000

    Vanguard Charitable Program · Warwick, RI · 2024

    The Meili Fund

  • $50,000

    Environmental Action Committee · Point Reyes Station, CA · 2023

    Western Watershed

  • $50,000

    San Geronimo Valley Community Cente · San Geronimo, CA · 2023

    General Support

  • $50,000

    Vanguard Charitable Program · Warwick, RI · 2022

    General Support

  • $30,000

    Vanguard Charitable Program · Warwick, RI · 2022

    The Meili Fund

  • $30,000

    Vanguard Charitable Program · Southeastern, PA · 2022

    The Granite Fund

  • $26,091

    San Geronimo Valley Community Cente · San Geronimo, CA · 2024

    Council Dinner

  • $25,000

    Vanguard Charitable Program · Warwick, RI · 2024

    Facilitation of grant making

  • $25,000

    Pacific Forest Trust · San Francisco, CA · 2022

    Implementing Vital Watershed Restoration and Conservation in California

  • $23,697

    San Geronimo Valley Community Cente · San Geronimo, CA · 2022

    Council Dinner

  • $20,400

    San Geronimo Valley Community Cente · San Geronimo, CA · 2022

    Job Training

  • $18,900

    San Geronimo Valley Community Cente · San Geronimo, CA · 2024

    Job Training

  • $17,400

    San Geronimo Valley Community Cente · San Geronimo, CA · 2023

    Job Training

  • $16,100

    San Geronimo Valley Community Cente · San Geronimo, CA · 2024

    Job Training

  • $12,363

    San Geronimo Valley Community Cente · San Geronimo, CA · 2023

    Vast

  • $10,000

    Health-Connectedorg · East Palo Alto, CA · 2024

    #comprehensivesexed

  • $10,000

    Kingswood-Oxford School · West Harest Hartford, CT · 2024

    Annual Fund

  • $10,000

    Lagunitas School Foundation - Leap · San Geronimo, CA · 2023

    General Support

  • $10,000

    San Geronimo Valley Community Cente · San Geronimo, CA · 2023

    Brush clearing on the new park

  • $10,000

    Environmental Action Committee · Point Reyes Station, CA · 2022

    Birding Festival

  • $10,000

    Environmental Action Committee · Point Reyes Station, CA · 2022

    General Support

  • $10,000

    Health-Connectedorg · East Palo Alto, CA · 2022

    #comprehensivesexed

  • $9,563

    San Geronimo Valley Community Cente · San Geronimo, CA · 2022

    Vast

  • $8,177

    San Geronimo Valley Community Cente · San Geronimo, CA · 2023

    Park Parcel

  • $7,100

    San Geronimo Valley Community Cente · San Geronimo, CA · 2024

    Vast

  • $7,000

    Marin Agricultural Land Trust · Point Reyes Station, CA · 2022

    General Support - Stewardship

  • $6,225

    San Geronimo Valley Community Cente · San Geronimo, CA · 2024

    Vast

  • $5,988

    San Geronimo Valley Community Cente · San Geronimo, CA · 2022

    Vast

  • $5,000

    Branson School · Ross, CA · 2024

    Annual Fund

  • $5,000

    Leap Lagunitas School Savers · San Geronimo, CA · 2024

    General Support

  • $5,000

    Marin Agricultural Land Trust · Point Reyes Station, CA · 2024

    General Support - Stewardship

  • $5,000

    Marin Country Day School · Corte Madera, CA · 2024

    Annual Fund

  • $5,000

    Pomona College · Claremont, CA · 2024

    Annual Fund

  • $5,000

    San Geronimo Valley Emergency Fund · San Geronimo, CA · 2024

    General Support

  • $5,000

    Branson School · Ross, CA · 2023

    Annual Fund

  • $5,000

    Marin Country Day School · Corte Madera, CA · 2023

    Annual Fund

  • $5,000

    Pamona College · Claremont, CA · 2023

    General Support

  • $5,000

    Trustees for Alaska · Anchorage, AK · 2023

    General Support

  • $5,000

    Alaska Conservation Foundation · Anchorage, AK · 2022

    Mining Conference

  • $5,000

    Branson School · Ross, CA · 2022

    Annual Fund

  • $5,000

    Friends of the Library Fairfax · San Rafael, CA · 2022

    Fairfax Library Garden Project

  • $5,000

    Marin Country Day School · Corte Madera, CA · 2022

    Annual Fund

  • $5,000

    Pomona College · Claremont, CA · 2022

    Annual Fund

  • $4,500

    San Geronimo Valley Lions · Lagunitas, CA · 2023

    General Support

  • $4,000

    San Geronimo Valley Community Cente · San Geronimo, CA · 2024

    Endowment Fund

  • $3,000

    San Geronimo Valley Community Cente · San Geronimo, CA · 2022

    Youth Job Training

  • $2,736

    San Geronimo Valley Community Cente · San Geronimo, CA · 2023

    General Support

  • $2,500

    Cystic Fibrosis Foundation · Bethesda, MD · 2023

    General Support

  • $2,500

    Osher Marin Jewish Community Center · San Rafael, CA · 2022

    General Support

  • $2,500

    San Geronimo Valley Emergency Fund · San Geronimo, CA · 2022

    General Support

  • $2,391

    San Geronimo Valley Community Cente · San Geronimo, CA · 2022

    Woodacre Park

  • $2,000

    Kqed · San Francisco, CA · 2024

    General Suppport

  • $2,000

    Osher Marin Jewish Community Center · San Rafael, CA · 2024

    General Support

  • $2,000

    Kqed · San Francisco, CA · 2023

    General Support

  • $2,000

    Osher Marin Jewish Community Center · San Rafael, CA · 2023

    General Support

  • $2,000

    Kqed · San Francisco, CA · 2022

    General Support

  • $1,550

    St Helena Endowment Trust · St Helena, CA · 2024

    General Support

  • $1,500

    Dominican University of California · San Rafael, CA · 2024

    Athletics Program

  • $1,500

    St Helena Endowment Trust · St Helena, CA · 2024

    General Support

  • $1,070

    Vivalon · San Rafael, CA · 2024

    General Support

  • $1,039

    Friends of the Library Fairfax · San Rafael, CA · 2024

    General Support

  • $1,000

    Earthjustice · San Francisco, CA · 2024

    General Support

  • $1,000

    Mountain Play Association · San Rafael, CA · 2024

    General Support

  • $1,000

    Redwood Empire Food Bank · Santa Rosa, CA · 2024

    General Support

  • $1,000

    Sfmarin Food Bank · San Francisco, CA · 2024

    General Support

  • $1,000

    West Marin Senior Services · Point Reyes Station, CA · 2024

    General Support

  • $1,000

    Aclu Foundation · New York, NY · 2023

    General Support

  • $1,000

    Friends of the Library Fairfax · San Rafael, CA · 2023

    General Support

  • $1,000

    Redwood Empire Food Bank · Santa Rosa, CA · 2023

    General Support

  • $1,000

    Sfmarin Food Bank · San Francisco, CA · 2023

    General Support

  • $1,000

    Vivalon · San Rafael, CA · 2023

    General Support

  • $1,000

    West Marin Senior Services · Point Reyes Station, CA · 2023

    General Support

  • $1,000

    Aclu Foundation · New York, NY · 2022

    General Support

  • $1,000

    Earthjustice · Oakland, CA · 2022

    General Support

  • $1,000

    Friends of the Library Fairfax · San Rafael, CA · 2022

    Pavers for Garden

  • $1,000

    Interlochen Center for the Arts · Interlochen, MI · 2022

    General Support

  • $1,000

    Kidnuz · Alamo, CA · 2022

    General Support

  • $1,000

    Naral Pro Choice Foundation · Washington, DC · 2022

    General Support

  • $1,000

    Redwood Empire Food Bank · Santa Rosa, CA · 2022

    General Support

  • $1,000

    Sfmarin Food Bank · San Francisco, CA · 2022

    General Support

  • $1,000

    St Vincent De Paul Society · San Rafael, CA · 2022

    General Support

  • $1,000

    West Marin Senior Services · Point Reyes Station, CA · 2022

    General Support

  • $500

    Marin Symphony · San Rafael, CA · 2024

    General Support

  • $500

    Mother Jones · San Francisco, CA · 2024

    General Support

  • $500

    National Parks Conservation Associa · Washington, DC · 2024

    General Support

  • $500

    Nicasio Volunteer Fire Dept · Nicasio, CA · 2024

    General Support

  • $500

    Pacific Forest Trust · San Francisco, CA · 2024

    General Support & Watershed Project

  • $500

    Ross Valley Players · Ross, CA · 2024

    General Support

  • $500

    San Geronimo Valley Community Cente · San Geronimo, CA · 2024

    Woodacre Park

  • $500

    Naral Pro Choice Foundation · Washington, DC · 2023

    General Support

  • $500

    National Parks Conservation Associa · Washington, DC · 2023

    General Support

  • $500

    Oregon Shakespeare Festival · Ashland, OR · 2023

    General Support

  • $500

    San Geronimo Valley Lions · Lagunitas, CA · 2023

    General Support

  • $500

    Mountain Play Association · San Rafael, CA · 2022

    General Support

  • $500

    Ross Valley Players · Ross, CA · 2022

    General Support

View all 121 grants →

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Source: IRS Form 990-PF, Part XV, as filed by the foundation. These are grants already paid — a record of what this funder backs, not an open call.