Funding search · EIN 042944189 · Boston, MA

Grey Rocks 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.

274
grants reported
$6.1M
total given
2022–2024
filing years
$10,000
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.

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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.

  • Holderness School3 grants · $630,000
  • United States Rowing Association3 grants · $601,529
  • US Ski and Snowboard Foundation3 grants · $391,931
  • Dartmouth College3 grants · $362,482
  • Phillips Exeter Academy3 grants · $325,000
  • Nh Historical Society3 grants · $310,000
  • Clan Maclean Association2 grants · $251,684
  • Charles River Watershed Assn3 grants · $200,750
  • White Mountain School3 grants · $195,000
  • Ymca Camp Belknap3 grants · $160,000

Giving over time

$1.5M
2022
$1.7M
2023
$2.9M
2024

Grant history

The 100 largest of 274 grants.

  • $510,000

    Holderness School · Holderness, NH · 2024

    Unrestricted donation

  • $289,000

    Nh Historical Society · Concord, MA · 2023

    Unrestricted donation

  • $251,529

    United States Rowing Association · Princeton Junction, NJ · 2024

    Unrestricted donation

  • $250,000

    United States Rowing Association · Princeton Junction, NJ · 2023

    Unrestricted donation

  • $201,675

    Dartmouth College · Hanover, NH · 2024

    Unrestricted donation

  • $175,000

    White Mountain School · Bethlehem, NH · 2024

    Unrestricted donation

  • $172,500

    Phillips Exeter Academy · Exeter, NH · 2024

    Unrestricted donation

  • $150,766

    US Ski and Snowboard Foundation · Park City, UT · 2022

    Unrestricted donation

  • $130,000

    Ymca Camp Belknap · Mirror Lake, NH · 2024

    Unrestricted donation

  • $127,298

    Clan Maclean Association · Raleigh, NC · 2024

    Unrestricted donation

  • $124,386

    Clan Maclean Association · Raleigh, NC · 2022

    Unrestricted donation

  • $122,500

    Charles River Watershed Assn · Weston, MA · 2023

    Unrestricted donation

  • $120,600

    US Ski and Snowboard Foundation · Park City, UT · 2024

    Unrestricted donation

  • $120,565

    US Ski and Snowboard Foundation · Park City, UT · 2023

    Unrestricted donation

  • $110,000

    Jackson Nh Historical Society · Jackson, NH · 2024

    Unrestricted donation

  • $110,000

    Holderness School · Holderness, NH · 2022

    Unrestricted donation

  • $102,500

    Phillips Exeter Academy · Exeter, NH · 2023

    Unrestricted donation

  • $100,000

    Stonington Community Rowing Center · Stonington, CT · 2024

    Unrestricted donation

  • $100,000

    United States Rowing Association · Princeton Junction, NJ · 2022

    Unrestricted donation

  • $85,807

    Dartmouth College · Hanover, NH · 2022

    Unrestricted donation

  • $75,000

    Dartmouth College · Hanover, NH · 2023

    Unrestricted donation

  • $62,932

    Newfound Lake Region Association · Bristol, NH · 2024

    Unrestricted donation

  • $60,000

    St Paul'S School · Concord, NH · 2024

    Unrestricted donation

  • $55,000

    Tuck School at Dartmouth · Hanover, NH · 2024

    Unrestricted donation

  • $52,500

    Fessenden School · Newton, MA · 2022

    Unrestricted donation

  • $52,000

    Nh Scot · Concord, NH · 2023

    Unrestricted donation

  • $50,000

    Charles River Watershed Assn · Weston, MA · 2024

    Unrestricted donation

  • $50,000

    Elkhorn Marine Conservancy · Rochester, NY · 2023

    Unrestricted donation

  • $50,000

    Museum of Fine Arts Boston · Boston, MA · 2022

    Unrestricted donation

  • $50,000

    Newfound Lake Region Association · Bristol, NH · 2022

    Unrestricted donation

  • $50,000

    Phillips Exeter Academy · Exeter, NH · 2022

    Unrestricted donation

  • $47,500

    Newton Wellesley Hospital · Newton, MA · 2024

    Unrestricted donation

  • $35,000

    St Paul'S School · Concord, NH · 2023

    Unrestricted donation

  • $30,500

    Natick Community Organic Farm · Natick, MA · 2022

    Unrestricted donation

  • $30,000

    Mill Reef Fund · Detroit, MI · 2024

    Unrestricted donation

  • $30,000

    Museum of Fine Arts Boston · Boston, MA · 2024

    Unrestricted donation

  • $30,000

    University of Michigan · Ann Arbor, MI · 2023

    Unrestricted donation

  • $30,000

    St Paul'S School · Concord, NH · 2022

    Unrestricted donation

  • $28,250

    Charles River Watershed Assn · Weston, MA · 2022

    Unrestricted donation

  • $27,500

    Ymca Camp Belknap · Mirror Lake, NH · 2022

    Unrestricted donation

  • $26,000

    Community Rowing · Brighton, MA · 2023

    Unrestricted donation

  • $25,000

    Animal Rescue League of Boston · Boston, MA · 2024

    Unrestricted donation

  • $25,000

    Harvard University · Cambridge, MA · 2024

    Unrestricted donation

  • $25,000

    Kensington Social Library · Kensington, NH · 2024

    Unrestricted donation

  • $25,000

    Sequana · Pasadena, CA · 2024

    Unrestricted donation

  • $25,000

    Child Voice · Newmarket, NH · 2023

    Unrestricted donation

  • $25,000

    Harvard University · Cambridge, MA · 2023

    Unrestricted donation

  • $25,000

    Tuck School at Dartmouth · Hanover, NH · 2022

    Unrestricted donation

  • $24,000

    Turtle Ridge Foundation · Franconia, NH · 2022

    Unrestricted donation

  • $22,000

    Circle Program · Plymouth, NH · 2024

    Unrestricted donation

  • $21,000

    Turtle Ridge Foundation · Franconia, NH · 2024

    Unrestricted donation

  • $21,000

    Community Rowing · Brighton, MA · 2022

    Unrestricted donation

  • $20,000

    Child Voice · Newmarket, NH · 2024

    Unrestricted donation

  • $20,000

    Montana Land Reliance · Helena, MT · 2024

    Unrestricted donation

  • $20,000

    Mspca · Jamaica Plain, MA · 2024

    Unrestricted donation

  • $20,000

    Nh Humane Society · Laconia, NH · 2024

    Unrestricted donation

  • $20,000

    Ucsf Foundation · San Francisco, CA · 2024

    Unrestricted donation

  • $20,000

    Animal Rescue League of Boston · Boston, MA · 2023

    Unrestricted donation

  • $20,000

    Friends of Children Everywhere · Wheaton, IL · 2023

    Unrestricted donation

  • $20,000

    Museum of the White Mountains · Plymouth, NH · 2023

    Unrestricted donation

  • $20,000

    Turtle Ridge Foundation · Franconia, NH · 2023

    Unrestricted donation

  • $20,000

    Animal Rescue League of Boston · Boston, MA · 2022

    Unrestricted donation

  • $20,000

    Child Voice · Newmarket, NH · 2022

    Unrestricted donation

  • $20,000

    Direct Relief · Santa Barbara, CA · 2022

    Unrestricted donation

  • $20,000

    Nh Charitable Foundation · Concord, NH · 2022

    Unrestricted donation

  • $20,000

    Preemptive Love · Hewitt, TX · 2022

    Unrestricted donation

  • $17,000

    Circle Program · Plymouth, NH · 2023

    Unrestricted donation

  • $17,000

    Montana Land Reliance · Helena, MT · 2023

    Unrestricted donation

  • $16,000

    Circle Program · Plymouth, NH · 2022

    Unrestricted donation

  • $16,000

    Museum of the White Mountains · Plymouth, NH · 2022

    Unrestricted donation

  • $15,250

    Dartmouth Hitchcock Clinic · Lebanon, NH · 2023

    Unrestricted donation

  • $15,225

    Museum of the White Mountains · Plymouth, NH · 2024

    Unrestricted donation

  • $15,000

    Blue Ocean Society for Marine Conservation · Portsmouth, NH · 2024

    Unrestricted donation

  • $15,000

    Child Advocacy Center of Rockingham County · Portsmouth, NH · 2024

    Unrestricted donation

  • $15,000

    Dartmouth Hitchcock Clinic · Lebanon, NH · 2024

    Unrestricted donation

  • $15,000

    Donors Choose · Philadelphia, PA · 2024

    Unrestricted donation

  • $15,000

    Nh Womens Foundation · Concord, NH · 2024

    Unrestricted donation

  • $15,000

    Rewild · Austin, TX · 2024

    Unrestricted donation

  • $15,000

    Southeast Land Trust of New Hampshire · Epping, NH · 2024

    Unrestricted donation

  • $15,000

    Wheaton College · Norton, MA · 2024

    Unrestricted donation

  • $15,000

    Blue Ocean Society for Marine Conservation · Portsmouth, NH · 2023

    Unrestricted donation

  • $15,000

    Mspca · Jamaica Plain, MA · 2023

    Unrestricted donation

  • $15,000

    Nh Womens Foundation · Concord, NH · 2023

    Unrestricted donation

  • $15,000

    Rewild · Austin, TX · 2023

    Unrestricted donation

  • $15,000

    Wheaton College · Norton, MA · 2023

    Unrestricted donation

  • $15,000

    Child Advocacy and Protection · Lebanon, NH · 2022

    Unrestricted donation

  • $15,000

    Montana Land Reliance · Helena, MT · 2022

    Unrestricted donation

  • $15,000

    Mspca · Jamaica Plain, MA · 2022

    Unrestricted donation

  • $15,000

    Museum of Glass · Tacoma, WA · 2022

    Unrestricted donation

  • $15,000

    Nh Archeological Society · Concord, NH · 2022

    Unrestricted donation

  • $15,000

    Pilchuck Glass School · Seattle, WA · 2022

    Unrestricted donation

  • $15,000

    Wheaton College · Norton, MA · 2022

    Unrestricted donation

  • $14,000

    Nh Scot · Concord, NH · 2024

    Unrestricted donation

  • $13,000

    Share Winter · Providence, RI · 2024

    Unrestricted donation

  • $12,500

    Boston Children'S Hospital Trust · Boston, MA · 2024

    Unrestricted donation

  • $12,500

    Childrens Med Ctr · Boston, MA · 2023

    Unrestricted donation

  • $12,500

    Fenn School · Concord, MA · 2023

    Unrestricted donation

  • $12,500

    Newton Wellesley Hospital · Newton, MA · 2023

    Unrestricted donation

  • $12,500

    Fenn School · Concord, MA · 2022

    Unrestricted donation

  • $12,000

    Mayhew Program · Bristol, NH · 2024

    Unrestricted donation

View all 274 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.