Funding search · EIN 134133321 · Oyster Bay, NY

Macaskill 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.

109
grants reported
$595,241
total given
2022–2025
filing years
$3,000
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.

Full IRS filings ↗How this is builtReport an error

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.

Sign in to analyze this funder’s giving pattern. Free in early access.

Top recipients

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

  • National Theater1 grant · $81,424
  • Order of St John6 grants · $49,043
  • North Shore Land Alliance4 grants · $43,500
  • Cold Spring Harbor Lab4 grants · $40,000
  • Telluride Foundation4 grants · $40,000
  • Memorial Sloan Kettering Cancer Center4 grants · $32,500
  • Second Stage Theatre2 grants · $27,500
  • Edinburgh University1 grant · $26,374
  • Mountain Film4 grants · $25,000
  • Prep for Prep4 grants · $22,500

Giving over time

$137,650
2022
$114,500
2023
$87,600
2024
$255,491
2025

Grant history

The 100 largest of 109 grants.

  • $81,424

    National Theater · Washington Dc, DC · 2025

    Unrestricted

  • $26,513

    Order of St John · Washington Dc, DC · 2025

    Unrestricted

  • $26,374

    Edinburgh University · 2025

    Unrestricted

  • $25,000

    Second Stage Theatre · Cambridge, MA · 2022

    Unrestricted

  • $15,000

    International Rescue · New York, NY · 2025

    Unrestricted

  • $15,000

    North Shore Land Alliance · Mill Neek, NY · 2025

    Unrestricted

  • $15,000

    Order of St John · Washington Dc, DC · 2025

    Unrestricted

  • $13,250

    Greenville Baker Boys&Girls (Estimate) · Locust Valley, NY · 2023

    Unrestricted

  • $10,000

    Cold Spring Harbor Lab · Cold Spring Harbor, NY · 2025

    Unrestricted

  • $10,000

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

    Unrestricted

  • $10,000

    Telluride Foundation · Telluride, CO · 2025

    Unrestricted

  • $10,000

    Cold Spring Harbor Lab · Cold Spring Harbor, NY · 2024

    Unrestricted

  • $10,000

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

    Unrestricted

  • $10,000

    North Shore Land Alliance · Mill Neek, NY · 2024

    Unrestricted

  • $10,000

    Telluride Foundation · Telluride, CO · 2024

    Unrestricted

  • $10,000

    Cold Spring Harbor Lab · Cold Spring Harbor, NY · 2023

    Unrestricted

  • $10,000

    International Recuse Committee · New York, NY · 2023

    Unrestricted

  • $10,000

    Telluride Foundation · Telluride, CO · 2023

    Unrestricted

  • $10,000

    Cold Spring Harbor Lab · Cold Spring Harbor, NY · 2022

    Unrestricted

  • $10,000

    International Recuse Committee · New York, NY · 2022

    Unrestricted

  • $10,000

    Mountain Film · Telluride, CO · 2022

    Unrestricted

  • $10,000

    North Shore Land Alliance · Mill Neek, NY · 2022

    Unrestricted

  • $10,000

    Telluride Foundation · Telluride, CO · 2022

    Unrestricted

  • $8,500

    North Shore Land Alliance · Mill Neek, NY · 2023

    Unrestricted

  • $8,000

    Prep for Prep · New York, NY · 2022

    Unrestricted

  • $7,500

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

    Unrestricted

  • $7,500

    Fountain House · New York, NY · 2022

    Unrestricted

  • $7,000

    Prep for Prep · New York, NY · 2023

    Unrestricted

  • $6,650

    St John Church · New York, NY · 2022

    Unrestricted

  • $5,000

    Doctors Without Borders · New York, NY · 2025

    Unrestricted

  • $5,000

    Mountain Film · Telluride, CO · 2025

    Unrestricted

  • $5,000

    Doctors Without Borders · New York, NY · 2024

    Unrestricted

  • $5,000

    Mountain Film · Telluride, CO · 2024

    Unrestricted

  • $5,000

    Prep for Prep · New York, NY · 2024

    Unrestricted

  • $5,000

    Doctors Without Borders · New York, NY · 2023

    Unrestricted

  • $5,000

    Edinburgh Intl Festival · 2023

    Unrestricted

  • $5,000

    Fountain House · New York, NY · 2023

    Unrestricted

  • $5,000

    Mountain Film · Telluride, CO · 2023

    Unrestricted

  • $5,000

    Edinburgh Intl Festival · 2022

    Unrestricted

  • $5,000

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

    Unrestricted

  • $4,000

    Order of St John · Washington Dc, DC · 2025

    Unrestricted

  • $4,000

    Harvard School · Cambridge, MA · 2022

    Unrestricted

  • $3,000

    Glencove Hospital · New Hyde Park, NY · 2025

    Unrestricted

  • $3,000

    Harvard School · Cambridge, MA · 2025

    Unrestricted

  • $3,000

    Glencove Hospital · New Hyde Park, NY · 2024

    Unrestricted

  • $3,000

    Harvard School · Cambridge, MA · 2024

    Unrestricted

  • $3,000

    Wounded Warrior Project · Jacksonville, FL · 2024

    Unrestricted

  • $3,000

    Glencove Hospital · New Hyde Park, NY · 2023

    Unrestricted

  • $3,000

    Harvard School · Cambridge, MA · 2023

    Unrestricted

  • $3,000

    The Taft School · Watertown, CT · 2023

    Unrestricted

  • $3,000

    Wounded Warrior Project · Jacksonville, FL · 2023

    Unrestricted

  • $3,000

    Doctors Without Borders · New York, NY · 2022

    Unrestricted

  • $3,000

    Glencove Hospital · New Hyde Park, NY · 2022

    Unrestricted

  • $3,000

    The Taft School · Watertown, CT · 2022

    Unrestricted

  • $3,000

    Wounded Warrior Project · Jacksonville, FL · 2022

    Unrestricted

  • $2,500

    East Harlem School · New York, NY · 2025

    Unrestricted

  • $2,500

    Edinburgh Intl Festival · 2025

    Unrestricted

  • $2,500

    Fountain House · New York, NY · 2025

    Unrestricted

  • $2,500

    Prep for Prep · New York, NY · 2025

    Unrestricted

  • $2,500

    Queen Elizabeth Garden · New York, NY · 2025

    Unrestricted

  • $2,500

    The Taft School · Watertown, CT · 2025

    Unrestricted

  • $2,500

    East Harlem School · New York, NY · 2024

    Unrestricted

  • $2,500

    Edinburgh Intl Festival · 2024

    Unrestricted

  • $2,500

    Fountain House · New York, NY · 2024

    Unrestricted

  • $2,500

    Queen Elizabeth Garden · New York, NY · 2024

    Unrestricted

  • $2,500

    The Taft School · Watertown, CT · 2024

    Unrestricted

  • $2,500

    Queen Elizabeth Garden · New York, NY · 2023

    Un

  • $2,500

    Second Stage Theatre · Cambridge, MA · 2023

    Unrestricted

  • $2,500

    East Harlem School · New York, NY · 2022

    Unrestricted

  • $2,500

    The Queens Elizabeth Ii Sept 11th Garden · New York, NY · 2022

    Unrestricted

  • $2,000

    Habitat for Humanity · Americus, GA · 2025

    Unrestricted

  • $2,000

    St John Church · New York, NY · 2025

    Unrestricted

  • $2,000

    The Frick Collection · New York, NY · 2025

    Unrestricted

  • $2,000

    Order of St John · Washington Dc, DC · 2024

    Unrestricted

  • $2,000

    St John Church · New York, NY · 2024

    Unrestricted

  • $2,000

    The Frick Collection · New York, NY · 2024

    Unrestricted

  • $2,000

    East Harlem School · New York, NY · 2023

    Unrestricted

  • $2,000

    St John Church · New York, NY · 2023

    Unrestricted

  • $2,000

    St John Church · New York, NY · 2022

    Unrestricted

  • $1,500

    Habitat for Humanity · Americus, GA · 2024

    Unrestricted

  • $1,500

    The Frick Collection · New York, NY · 2023

    Unrestricted

  • $1,500

    The Frick Collection · New York, NY · 2022

    Unrestricted

  • $1,000

    American Cancer Society · New York, NY · 2025

    Unrestricted

  • $1,000

    American Patrons of the National Galeris of Scotland · New York, NY · 2025

    Unrestricted

  • $1,000

    American Red Cross · Washington Dc, DC · 2025

    Unrestricted

  • $1,000

    Order of St John · Washington Dc, DC · 2025

    Unrestricted

  • $1,000

    American Cancer Society · New York, NY · 2024

    Unrestricted

  • $1,000

    American Patrons of the National Galeris of Scotland · New York, NY · 2024

    Unrestricted

  • $1,000

    American Red Cross · Washington Dc, DC · 2024

    Unrestricted

  • $1,000

    American Cancer Society · New York, NY · 2023

    Unrestricted

  • $1,000

    American Patrons of the National Galeris of Scotland · New York, NY · 2023

    Unrestricted

  • $1,000

    American Red Cross · Washington Dc, DC · 2023

    Unrestricted

  • $1,000

    Habitat for Humanity · Americus, GA · 2023

    Unrestricted

  • $1,000

    St John Church · New York, NY · 2023

    Unrestricted

  • $1,000

    American Cancer Society · New York, NY · 2022

    Unrestricted

  • $1,000

    American Red Cross · Washington Dc, DC · 2022

    Unrestricted

  • $1,000

    Greenville Baker Boys&Girls · Locust Valley, NY · 2022

    Unrestricted

  • $1,000

    Habitat for Humanity · Americus, GA · 2022

    Unrestricted

  • $1,000

    National Library of Scotland · 2022

    Unrestricted

  • $530

    Order of St John · Washington Dc, DC · 2025

    Unrestricted

View all 109 grants →

Who else funds this kind of work

Same state

Similar grant size

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 one

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.