Funding search · EIN 043243004 · Waltham, MA

Proteus Fund

A grantmaking public charity (files IRS Form 990, Schedule I). Charities like this often run real grant programs with application cycles.

1,040
grants reported
$92.7M
total given
2022–2024
filing years
$35,000
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

justicerightsdemocracy

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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.

  • Voter Registration Project3 grants · $11.8M
  • The Voter Participation Center4 grants · $7.0M
  • Voter Registration Project Education Fund1 grant · $2.0M
  • Unidosus1 grant · $2.0M
  • Proteus Action League1 grant · $1.8M
  • Rethink Media4 grants · $1.8M
  • Grassroots International3 grants · $1.8M
  • Movement Strategy Center2 grants · $1.5M
  • Social and Environmental Entrepreneurs4 grants · $1.1M
  • Social Good Fund4 grants · $1.1M

Giving over time

$29.3M
2022
$41.8M
2023
$21.6M
2024

Grant history

The 100 largest of 1,040 grants.

  • $7.8M

    Voter Registration Project · Washington, DC · 2022

    General support

  • $3.0M

    The Voter Participation Center · Washington, DC · 2022

    General support

  • $2.0M

    Unidosus · Washington, DC · 2024

    Democracy

  • $2.0M

    Voter Registration Project Education Fund · Washington, DC · 2024

    General support

  • $2.0M

    Voter Registration Project · Washington, DC · 2023

    General support

  • $2.0M

    Voter Registration Project · Washington, DC · 2023

    General support

  • $1.8M

    Proteus Action League · Waltham, MA · 2024

    Rights & justice

  • $1.5M

    The Voter Participation Center · Washington, DC · 2023

    General support

  • $1.5M

    The Voter Participation Center · Washington, DC · 2023

    General support

  • $1.0M

    The Voter Participation Center · Washington, DC · 2024

    General support

  • $1.0M

    Center for Technology and Civic Life · Chicago, IL · 2022

    Democracy

  • $1.0M

    State Innovation Exchange · Madison, WI · 2022

    Democracy

  • $770,000

    Rethink Media · Berkeley, CA · 2022

    Democracy

  • $750,000

    Reframe · Harrisburg, VA · 2024

    Rights & justice

  • $750,000

    Grassroots International · Jamaica Plain, MA · 2023

    General support

  • $750,000

    Grassroots International · Jamaica Plain, MA · 2023

    General support

  • $750,000

    Movement Strategy Center · Oakland, CA · 2023

    Rights & justice

  • $750,000

    Movement Strategy Center · Oakland, CA · 2023

    Rights & justice

  • $700,000

    Common Counsel Foundation · Oakland, CA · 2022

    Rights & justice

  • $526,000

    Social Good Fund · Richmond, CA · 2022

    Rights & justice

  • $500,000

    Southern Poverty Law Center · Montgomery, AL · 2024

    Democracy

  • $500,000

    People'S Solar Energy Fund · Florence, MA · 2023

    General support

  • $500,000

    People'S Solar Energy Fund · Florence, MA · 2023

    General support

  • $500,000

    Center for Public Interest Research · Boston, MA · 2022

    Democracy

  • $500,000

    Highlander Research & Education Center · New Market, TN · 2022

    Rights & justice

  • $500,000

    Nonprofit Vote · Cambridge, MA · 2022

    General support

  • $500,000

    Voto Latino Foundation · Washington, DC · 2022

    General support

  • $472,748

    Neo Philanthropy · New York, NY · 2022

    Democracy

  • $468,220

    Allied Media Projects · Detroit, MI · 2022

    Rights & justice

  • $360,800

    Social and Environmental Entrepreneurs · Calabassa, CA · 2023

    Rights & justice

  • $360,800

    Social and Environmental Entrepreneurs · Calabassa, CA · 2023

    Rights & justice

  • $357,500

    Tides Center · San Francisco, CA · 2022

    Democracy

  • $352,000

    Haser · San Juan, PR · 2023

    Rights & justice

  • $352,000

    Haser · San Juan, PR · 2023

    Rights & justice

  • $350,000

    Seventh Generation Fund for Indigenous Peoples · McKinleyville, CA · 2022

    General support

  • $340,000

    Rethink Media · San Francisco, CA · 2024

    Rights & justice

  • $330,000

    The Greater New Orleans Foundation · New Orleand, LA · 2023

    Rights & justice

  • $330,000

    The Greater New Orleans Foundation · New Orleand, LA · 2023

    Rights & justice

  • $320,000

    Rethink Media · Berkeley, CA · 2023

    Democracy

  • $320,000

    Rethink Media · Berkeley, CA · 2023

    Democracy

  • $320,000

    University of St Thomans School of Law · Minneapolis, MN · 2023

    Rights & justice

  • $320,000

    University of St Thomans School of Law · Minneapolis, MN · 2023

    Rights & justice

  • $305,000

    Greater New Orleans Foundation · New Orleans, LA · 2024

    Rights & justice

  • $300,000

    Nonprofit Vote · Cambridge, MA · 2024

    General support

  • $300,000

    Northwest Film Forum · Seattle, WA · 2023

    Rights & justice

  • $300,000

    Northwest Film Forum · Seattle, WA · 2023

    Rights & justice

  • $300,000

    Project South the Institution for the Elimination Poverty & Genocide · Atlanta, GA · 2022

    Democracy

  • $276,250

    Social and Environmental Entrepreneurs · Calabasas, CA · 2024

    Rights & justice

  • $250,000

    The Open Mind Legacy Project · New York, NY · 2024

    Rights & justice

  • $250,000

    Black Farmer Fund · New York, NY · 2023

    General support

  • $250,000

    Black Farmer Fund · New York, NY · 2023

    General support

  • $250,000

    Na'Ah Illahee Fund · Seattle, WA · 2023

    General support

  • $250,000

    Na'Ah Illahee Fund · Seattle, WA · 2023

    General support

  • $250,000

    Native American Food Sovereignty Alliance · Flaggstaff, AZ · 2023

    General support

  • $250,000

    Native American Food Sovereignty Alliance · Flaggstaff, AZ · 2023

    General support

  • $250,000

    Possibility Labs · San Francisco, CA · 2023

    Rights & justice

  • $250,000

    Possibility Labs · San Francisco, CA · 2023

    Rights & justice

  • $250,000

    State Leadership Project · Raleigh, NC · 2023

    General support

  • $250,000

    State Leadership Project · Raleigh, NC · 2023

    General support

  • $250,000

    Taproot Earth · Tulsa, OK · 2023

    General support

  • $250,000

    Taproot Earth · Tulsa, OK · 2023

    General support

  • $250,000

    Tides Foundation · San Francisco, CA · 2023

    Democracy

  • $250,000

    Tides Foundation · San Francisco, CA · 2023

    Democracy

  • $250,000

    Grassroots International · Jamaica Plain, MA · 2022

    General support

  • $250,000

    Right To the City Alliance · Brooklyn, NY · 2022

    General support

  • $240,500

    Defending Rights and Dissent · Washington, DC · 2024

    Rights & justice

  • $240,000

    Sister Song · Atlanta, GA · 2022

    Rights & justice

  • $200,000

    Fractured Atlas · New York, NY · 2024

    Rights & justice

  • $200,000

    Roderick & Solange MacArthur Justice Center · Washington, DC · 2024

    Rights & justice

  • $200,000

    Black Cultural Zone Community Development Corporation · Oakland, CA · 2023

    General support

  • $200,000

    Black Cultural Zone Community Development Corporation · Oakland, CA · 2023

    General support

  • $200,000

    Canticle Farm · Oakland, CA · 2023

    Rights & justice

  • $200,000

    Canticle Farm · Oakland, CA · 2023

    Rights & justice

  • $200,000

    Project Weber Renew · Providence, RI · 2023

    General support

  • $200,000

    Project Weber Renew · Providence, RI · 2023

    General support

  • $200,000

    The Embodiment Institute · Durham, NC · 2023

    General support

  • $200,000

    The Embodiment Institute · Durham, NC · 2023

    General support

  • $200,000

    Voter Formation Project · Washington, DC · 2023

    General support

  • $200,000

    Voter Formation Project · Washington, DC · 2023

    General support

  • $200,000

    Black Organizing for Leadership and Dignity · New York, NY · 2022

    Rights & justice

  • $200,000

    Hawai'I People'S Fund · Honolulu, HI · 2022

    General support

  • $200,000

    Political Research Associates · Somerville, MA · 2022

    General support

  • $200,000

    Windward Fund · Washington, DC · 2022

    Democracy

  • $199,146

    Woven Collective · Honolulu, HI · 2024

    Democracy

  • $188,500

    Fractured Atlas · New York, NY · 2023

    Rights & justice

  • $188,500

    Fractured Atlas · New York, NY · 2023

    Rights & justice

  • $187,200

    Social Good Fund · Richmond, CA · 2023

    Rights & justice

  • $187,200

    Social Good Fund · Richmond, CA · 2023

    Rights & justice

  • $182,250

    Center for Third World Organizing · Oakland, CA · 2022

    Democracy

  • $182,000

    Louisiana Parole Project · Baton Rouge, LA · 2022

    General support

  • $178,820

    The Lgbt Center Orlando · Orlando, FL · 2024

    Rights & justice

  • $175,000

    Center for Constitutional Rights · New York, NY · 2024

    General support

  • $175,000

    Keep Kansas Courts Impartial · Lawrence, KS · 2022

    Democracy

  • $170,000

    Common Cause Education Fund · Washington, DC · 2022

    Democracy

  • $170,000

    The Greater New Orleans Foundation · New Orleand, LA · 2022

    Rights & justice

  • $167,325

    Allied Media Projects · Detroit, MI · 2023

    Rights & justice

  • $167,325

    Allied Media Projects · Detroit, MI · 2023

    Rights & justice

  • $163,000

    Fractured Atlas · New York, NY · 2022

    Rights & justice

  • $153,000

    The Lgbt Plus Center Orlando · Orlando, FL · 2023

    Rights & justice

  • $153,000

    The Lgbt Plus Center Orlando · Orlando, FL · 2023

    Rights & justice

View all 1,040 grants →

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Source: IRS Form 990, Schedule I, as filed by this organization. These are grants already paid. Grants paid directly to individuals are reported to the IRS only as totals, so they do not appear as named lines here.