Funding search · EIN 461509070 · Denver, CO

Brothers Brook Foundation

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

221
grants reported
$13.9M
total given
2022–2025
filing years
$50,000
median grant

Based on grants this organization reported to the IRS for tax years 20222025. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.

What they fund

educationfightpovertycommunitieslifelocalqualitycreate

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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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3 grants matching “spina · $30,000

  • $10,000

    Spina Bifida Association of Western Pennsylvania · Pittsburgh, PA · 2025

    Cure or treatment for chronic disease

  • $10,000

    Spina Bifida Association of Western Pennsylvania · Wexford, PA · 2024

    Quality of life in local communities

  • $10,000

    Spina Bifida Association of Western Pennsylvania · Wexford, PA · 2023

    Quality of life in local communities

Top recipients

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

  • Waterside School5 grants · $925,000
  • Brookings Institution3 grants · $745,000
  • Family Centers6 grants · $740,000
  • St Lawrence University4 grants · $574,000
  • Women in Need4 grants · $545,000
  • New England College4 grants · $540,000
  • Part of the Solution5 grants · $475,000
  • Memorial Sloan Kettering Cancer Center4 grants · $450,000
  • Fidelity Investments Charitable Gift Fund4 grants · $425,000
  • Domus Kids4 grants · $400,000

Giving over time

$3.1M
2022
$3.6M
2023
$3.5M
2024
$3.7M
2025

Grant history

The 100 largest of 221 grants.

  • $325,000

    Brookings Institution · Washington, DC · 2023

    Non-partisan public policy research

  • $275,000

    Fidelity Investments Charitable Gift Fund · Boston, MA · 2025

    Quality of life in local & other communities

  • $275,000

    Waterside School · Stamford, CT · 2023

    Fight poverty / education

  • $260,000

    New England College · Henniker, NH · 2023

    Fight poverty / education

  • $250,000

    Waterside School · Stamford, CT · 2024

    Fight poverty / education

  • $225,000

    Brookings Institution · Washington, DC · 2024

    Non-partisan public policy research

  • $200,000

    Nature Conservancy · New Haven, CT · 2025

    Create or preserve open space

  • $200,000

    Intrepid Fallen Heroes Fund · New York, NY · 2022

    Treatment/cure for chronic disease

  • $195,000

    Brookings Institution · Washington, DC · 2025

    Non-partisan public policy research

  • $195,000

    Family Centers · Greenwich, CT · 2025

    Fight poverty / education

  • $195,000

    Family Centers · Greenwich, CT · 2024

    Fight poverty / education

  • $170,000

    Family Centers · Greenwich, CT · 2023

    Fight poverty / education

  • $160,000

    Part of the Solution · Bronx, NY · 2025

    Fight poverty / education

  • $160,000

    New England College · Henniker, NH · 2024

    Fight poverty / education

  • $152,000

    St Lawrence University · Canton, NY · 2025

    Non-partisan public policy research

  • $150,000

    Waterside School · Stamford, CT · 2025

    Fight poverty / education

  • $150,000

    Women in Need · New York, NY · 2025

    Fight poverty / education

  • $150,000

    Women in Need · New York, NY · 2024

    Fight poverty / education

  • $150,000

    Memorial Sloan Kettering Cancer Center · New York, NY · 2023

    Cure or treatment for chronic disease

  • $150,000

    St Lawrence University · Canton, NY · 2023

    Non-partisan public policy research

  • $150,000

    Rand Corporation · Santa Monica, CA · 2022

    Non-partisan public policy research

  • $150,000

    Waterside School · Stamford, CT · 2022

    Fight poverty/education

  • $147,000

    St Lawrence University · Canton, NY · 2024

    Non-partisan public policy research

  • $135,000

    Women in Need · New York, NY · 2023

    Fight poverty / education

  • $125,000

    Domus Kids · Stamford, CT · 2025

    Fight poverty / education

  • $125,000

    St Lawrence University · Canton, NY · 2022

    Fight poverty / education

  • $120,000

    Part of the Solution · Bronx, NY · 2023

    Fight poverty / education

  • $110,000

    Part of the Solution · Bronx, NY · 2024

    Fight poverty / education

  • $110,000

    Women in Need · New York, NY · 2022

    Fight poverty/education

  • $100,000

    Boys & Girls Club of Stamford · Stamford, CT · 2025

    Fight poverty / education

  • $100,000

    Family & Children'S Agency · Norwalk, CT · 2025

    Fight poverty / education

  • $100,000

    Guardian Revival · Beacon, NY · 2025

    Cure or treatment for chronic disease

  • $100,000

    Icahn School of Medicine at Mount Sinai · New York, NY · 2025

    Fight poverty / education

  • $100,000

    Memorial Sloan Kettering Cancer Center · New York, NY · 2025

    Cure or treatment for chronic disease

  • $100,000

    Phipps Neighborhoods · New York, NY · 2025

    Fight poverty / education

  • $100,000

    Reboot Rx · Winchester, MA · 2025

    Cure or treatment for chronic disease

  • $100,000

    Domus Kids · Stamford, CT · 2024

    Fight poverty / education

  • $100,000

    Family & Children'S Agency · Norwalk, CT · 2024

    Fight poverty / education

  • $100,000

    Guardian Revival · Stormville, NY · 2024

    Cure or treatment for chronic disease

  • $100,000

    Icahn School of Medicine at Mount Sinai · New York, NY · 2024

    Fight poverty / education

  • $100,000

    Memorial Sloan Kettering Cancer Center · New York, NY · 2024

    Cure or treatment for chronic disease

  • $100,000

    Reboot Rx · Winchester, MA · 2024

    Cure or treatment for chronic disease

  • $100,000

    The Conservation Fund · Arlington, VA · 2024

    Create or preserve open space

  • $100,000

    Als Therapy Development Institute · Watertown, MA · 2023

    Cure or treatment for chronic disease

  • $100,000

    Domus Kids · Stamford, CT · 2023

    Fight poverty / education

  • $100,000

    Family & Children'S Agency · Norwalk, CT · 2023

    Fight poverty / education

  • $100,000

    Icahn School of Medicine at Mount Sinai · New York, NY · 2023

    Fight poverty / education

  • $100,000

    Rand Corporation · Santa Monica, CA · 2023

    Non-partisan public policy research

  • $100,000

    Upsolve · New York, NY · 2023

    Fight poverty / education

  • $100,000

    Brookings Institute · Washington, DC · 2022

    Non-partisan public policy research

  • $100,000

    Family Centers · Greenwich, CT · 2022

    Fight poverty / education

  • $100,000

    Icahn School of Medicine at Mont Sinai · New York, NY · 2022

    Fight poverty / education

  • $100,000

    Memorial Sloan Kettering Cancer Center · New York, NY · 2022

    Treatment/cure for chronic disease

  • $100,000

    Nature Conservancy · New Haven, CT · 2022

    Create/preserve open space

  • $100,000

    Shatterproof · Norwalk, CT · 2022

    Treatment/cure for chronic disease

  • $100,000

    Waterside School · Stamford, CT · 2022

    Fight poverty/education

  • $80,000

    Boys & Girls Club of Stamford · Stamford, CT · 2024

    Fight poverty / education

  • $80,000

    Lower Eastside Girls Club · New York, NY · 2024

    Fight poverty / education

  • $75,000

    Literacy Academy Collective · New York City, NY · 2025

    Fight poverty / education

  • $75,000

    Upchieve · Brooklyn, NY · 2025

    Fight poverty / education

  • $75,000

    Phipps Neighborhoods · New York, NY · 2024

    Fight poverty / education

  • $75,000

    Upchieve · Brooklyn, NY · 2024

    Fight poverty / education

  • $75,000

    My Sisters Place · White Plains, NY · 2023

    Quality of life in local communities

  • $75,000

    Open Door Shelter · Norwalk, CT · 2023

    Fight poverty / education

  • $75,000

    Phipps Neighborhoods · New York, NY · 2023

    Fight poverty / education

  • $75,000

    Domus Kids · Stamford, CT · 2022

    Fight poverty / education

  • $75,000

    Family & Children'S Agency · Norwalk, CT · 2022

    Fight poverty / education

  • $75,000

    Open Door Shelter · Norwalk, CT · 2022

    Fight poverty / education

  • $75,000

    Part of the Solution · Bronx, NY · 2022

    Fight poverty / education

  • $66,000

    Mianus Chapter Trout Unlimited · Wilton, CT · 2024

    Protection of the environment

  • $65,000

    Trout Unlimited National Office · Arlington, VA · 2025

    Protection of the environment

  • $60,000

    Abilis · Greenwich, CT · 2025

    Quality of life in local communities

  • $60,000

    All Our Kin · New Haven, CT · 2025

    Fight poverty / education

  • $60,000

    Horizons Norwalk Community College · Norwalk, CT · 2025

    Fight poverty / education

  • $60,000

    New England College · Henniker, NH · 2025

    Fight poverty / education

  • $60,000

    Project Als · New York, NY · 2025

    Cure or treatment for chronic disease

  • $60,000

    Abilis · Greenwich, CT · 2024

    Quality of life in local communities

  • $60,000

    All Our Kin · New Haven, CT · 2024

    Fight poverty / education

  • $60,000

    Abilis · Greenwich, CT · 2023

    Quality of life in local communities

  • $60,000

    All Our Kin · New Haven, CT · 2023

    Fight poverty / education

  • $60,000

    Lower Eastside Girls Club · New York, NY · 2023

    Fight poverty / education

  • $60,000

    Abilis · Greenwich, CT · 2022

    Quality of life in local communities

  • $60,000

    All Our Kin · New Haven, CT · 2022

    Fight poverty / education

  • $60,000

    New England College · Henniker, NH · 2022

    Fight poverty / education

  • $55,000

    The Rowan Center · Stamford, CT · 2025

    Quality of life in local communities

  • $50,000

    Als Therapy Development Institute · Watertown, MA · 2025

    Cure or treatment for chronic disease

  • $50,000

    Brunswick School · Greenwich, CT · 2025

    Fight poverty / education

  • $50,000

    Carver Foundation of Norwalk · Norwalk, CT · 2025

    Fight poverty / education

  • $50,000

    River House Adult Day Center · Cos Cob, CT · 2025

    Quality of life in local communities

  • $50,000

    The Freshwater Trust · Portland, OR · 2025

    Protection of the environment

  • $50,000

    The Hope Program · Brooklyn, NY · 2025

    Fight poverty / education

  • $50,000

    Trio New College Network · Boston, MA · 2025

    Fight poverty/education

  • $50,000

    Wild Salmon Center · Portland, OR · 2025

    Create or preserve open space

  • $50,000

    Als Therapy Development Institute · Watertown, MA · 2024

    Cure or treatment for chronic disease

  • $50,000

    Brunswick School · Greenwich, CT · 2024

    Fight poverty / education

  • $50,000

    Fidelity Investments Charitable Gift Fund · Boston, MA · 2024

    Quality of life in local communities

  • $50,000

    Horizons Norwalk Community College · Norwalk, CT · 2024

    Fight poverty / education

  • $50,000

    Project Als · New York, NY · 2024

    Cure or treatment for chronic disease

  • $50,000

    Rand Corporation · Santa Monica, CA · 2024

    Non-partisan public policy research

  • $50,000

    River House Adult Day Center · Cos Cob, CT · 2024

    Quality of life in local communities

View all 221 grants →

Who else funds this kind of work

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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.