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 2022–2025. 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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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 allTo 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 communities in which people can live and grow. less
- $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 allTo 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 communities in which people can live and grow. less
- $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 allTo 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 communities in which people can live and grow. less
- $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 allTo 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, specialized care. less
- $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 allTo 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, specialized care. less
- $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 allTo 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, specialized care. less
- $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 allTo 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, specialized care. less
- $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.
Who else funds this kind of work
Same state
- The Bloomberg Family Foundation815 grants · $3.00B
- Pfizer Patient Assistance Foundation134 grants · $5.49B
- Gs Donor Advised Philanthropy Fund19,135 grants · $6.79B
Similar grant size
- The Ayco Charitable Foundation15,303 grants · $2.05B
- Paypal Charitable Giving Fund32,081 grants · $1.40B
- Seattle Foundation14,012 grants · $457.3M
Grants already paid are the record; PaperOrbit reads your paper and finds the funders whose record matches it — then explains why.
Search funders like this oneSource: 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.

