Funding search · EIN 810732459 · Calverton, NY

Riverhead Building Supply

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

34
grants reported
$1.1M
total given
2022–2025
filing years
$10,000
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.

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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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4 grants matching “cystic · $90,000

  • $30,000

    Cystic Fibrosis Foundation · Bethesda, MD · 2025

    To help cure cystic fibrosis and to provide all people with cf the opportunity to lead long, fulfilling lives by funding research and drug development, partnering with the cf community, and advancing high-quality, speci read all
  • $25,000

    Cystic Fibrosis Foundation · Bethesda, MD · 2024

    To help cure cystic fibrosis and to provide all people with cf the opportunity to lead long, fulfilling lives by funding research and drug development, partnering with the cf community, and advancing high-quality, speci read all
  • $25,000

    Cystic Fibrosis Foundation · Bethesda, MD · 2023

    To help cure cystic fibrosis and to provide all people with cf the opportunity to lead long, fulfilling lives by funding research and drug development, partnering with the cf community, and advancing high-quality, speci read all
  • $10,000

    Cystic Fibrosis Foundation · Bethesda, MD · 2022

    To help cure cystic fibrosis and to provide all people with cf the opportunity to lead long, fulfilling lives by funding research and drug development, partnering with the cf community, and advancing high-quality, speci read all

Grant history

All 34 reported grants, largest first.

  • $250,000

    Peconic Hockey Foundation · Wading River, NY · 2023

    To grow the game of hockey through scholarships, training and other programs.

  • $150,000

    Habitat for Humanity of Eastern Ct · New London, CT · 2025

    To work in partnership with thousands of suffolk county volunteers and responsible, low-moderate income families of all races, religions, and creeds to build and renovate homes so that there are decent houses in decent read all
  • $125,000

    Habitat for Humanity of Suffolk · Middle Island, NY · 2022

    To work in partnership with thousands of suffolk county volunteers and responsible, low-moderate income families of all races, religions, and creeds to build and renovate homes so that there are decent houses in decent read all
  • $100,000

    Habitat for Humanity of Eastern Ct · New London, CT · 2024

    To work in partnership with thousands of suffolk county volunteers and responsible, low-moderate income families of all races, religions, and creeds to build and renovate homes so that there are decent houses in decent read all
  • $90,000

    Riverhead Volunteer Ambulance Corps · Riverhead, NY · 2025

    To support emergency medical services, enhance operational capacity, and manage increasing call volumes

  • $50,000

    East End Food Institute · Southampton, NY · 2024

    To support, promote and advocate for farmers and producers, while ensuring everyone in the community can enjoy and be nourished by local food.

  • $30,000

    Cystic Fibrosis Foundation · Bethesda, MD · 2025

    To help cure cystic fibrosis and to provide all people with cf the opportunity to lead long, fulfilling lives by funding research and drug development, partnering with the cf community, and advancing high-quality, speci read all
  • $30,000

    Peconic Hockey Foundation · Wading River, NY · 2024

    To grow the game of hockey through scholarships, training and other programs.

  • $25,000

    Warrior Ranch Foundation · Calverto, NY · 2025

    To fund free equine-assisted therapy for veterans and first responders, focusing on ptsd recovery and reintegration, while simultaneously rescuing, rehabilitating, and rehoming horses.

  • $25,000

    Cystic Fibrosis Foundation · Bethesda, MD · 2024

    To help cure cystic fibrosis and to provide all people with cf the opportunity to lead long, fulfilling lives by funding research and drug development, partnering with the cf community, and advancing high-quality, speci read all
  • $25,000

    Cystic Fibrosis Foundation · Bethesda, MD · 2023

    To help cure cystic fibrosis and to provide all people with cf the opportunity to lead long, fulfilling lives by funding research and drug development, partnering with the cf community, and advancing high-quality, speci read all
  • $20,000

    Mlk Jr Breakfast · Roxbury Crossing, MA · 2024

    To help continue dr. King's legacy and message of fighting for equality and justice for all, and to honor the very best of suffolk county who have expemplified dr. King's ideals and message.

  • $20,000

    St Charles Hospital Foundation · Port Jefferson, NY · 2022

    To help continue the over 100 year old mission to provide care to all those in need, and to help caregivers deliver the highest quality of health care and services to the community.

  • $19,000

    Mlk Jr Breakfast · Roxbury Crossing, MA · 2023

    To help continue dr. King's legacy and message of fighting for equality and justice for all, and to honor the very best of suffolk county who have expemplified dr. King's ideals and message.

  • $10,350

    Gloria Gemma Breast Cancer · Pawtucket, RI · 2025

    To celebrate and nurture life in our local community before, during and after a cancer diagnosis by providing education, access to wellness resources and support programs to all those touched by cancer.

  • $10,000

    Inspirational Triathlon Racing · East Hampton, NY · 2025

    To foster self-respect, personal empowerment, self-confidence, positive body image, and healthy lifestyle choices for adolescent girls.

  • $10,000

    Mlk Jr Breakfast · Roxbury Crossing, MA · 2025

    To help continue dr. King's legacy and message of fighting for equality and justice for all, and to honor the very best of suffolk county who have expemplified dr. King's ideals and message.

  • $10,000

    Cystic Fibrosis Foundation · Bethesda, MD · 2022

    To help cure cystic fibrosis and to provide all people with cf the opportunity to lead long, fulfilling lives by funding research and drug development, partnering with the cf community, and advancing high-quality, speci read all
  • $10,000

    East End Arts & Humanities Council · Riverhead, NY · 2022

    To everyone and inspires their communities through support, advocacy and education. The east end arts council provides leadership for the cultural development of the five "east end" towns of long island.

  • $9,000

    Mlk Jr Breakfast · Roxbury Crossing, MA · 2022

    To help continue dr. King's legacy and message of fighting for equality and justice for all, and to honor the very best of suffolk county who have expemplified dr. King's ideals and message.

  • $8,000

    Inspirational Triathlon Racing · East Hampton, NY · 2024

    To foster self-respect, personal empowerment, self-confidence, positive body image, and healthy lifestyle choices for adolescent girls.

  • $8,000

    Gloria Gemma Breast Cancer · Pawtucket, RI · 2023

    To celebrate and nurture life in our local community before, during and after a cancer diagnosis by providing education, access to wellness resources and support programs to all those touched by cancer.

  • $7,500

    Gloria Gemma Breast Cancer · Pawtucket, RI · 2024

    To celebrate and nurture life in our local community before, during and after a cancer diagnosis by providing education, access to wellness resources and support programs to all those touched by cancer.

  • $7,500

    Gloria Gemma Breast Cancer · Pawtucket, RI · 2022

    To celebrate and nurture life in our local community before, during and after a cancer diagnosis by providing education, access to wellness resources and support programs to all those touched by cancer.

  • $5,000

    East End Arts & Humanities Council · Riverhead, NY · 2025

    To enrich and inspire their communities through support, advocacy and education. The east end arts council provides leadership for the cultural development of the five "east end" towns of long island.

  • $5,000

    East End Arts & Humanities Council · Riverhead, NY · 2024

    To enrich and inspire their communities through support, advocacy and education. The east end arts council provides leadership for the cultural development of the five "east end" towns of long island.

  • $5,000

    Hamptons Youth Camps · Islip Terrace, NY · 2023

    To connect local kids with activities in the hamptons

  • $2,500

    In Jordan'S Honor Ltd · Sag Harbor, NY · 2025

    To help fund the jordan haerter scholarship award for seniors graduating from sag harbor's pierson high school choosing to serve their country in the military or law enforcement.

  • $2,500

    Timothy Hill Children'S Ranch · Riverhead, NY · 2025

    Build a place where troubled kids could live, be loved, feel safe, and have wide open spaces to ride horses.

  • $2,500

    In Jordan'S Honor Ltd · Sag Harbor, NY · 2024

    To help fund the jordan haerter scholarship award for seniors graduating from sag harbor's pierson high school choosing to serve their country in the military or law enforcement.

  • $2,500

    Timothy Hill Children'S Ranch · Riverhead, NY · 2024

    Build a place where troubled kids could live, be loved, feel safe, and have wide open spaces to ride horses.

  • $2,500

    In Jordan'S Honor Ltd · Sag Harbor, NY · 2023

    To help fund the jordan haerter scholarship award for seniors graduating from sag harbor's pierson high school choosing to serve their country in the military or law enforcement.

  • $2,500

    Timothy Hill Children'S Ranch · Riverhead, NY · 2023

    Build a place where troubled kids could live, be loved, feel safe, and have wide open spaces to ride horses.

  • $2,500

    In Jordan'S Honor Ltd · Sag Harbor, NY · 2022

    To help fund the jordan haerter scholarship award for seniors graduating from sag harbor's pierson high school choosing to serve their country in the military or law enforcement.

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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.