Funding search · EIN 137160165 · Lloyd Harbor, NY

Leland Deane Family 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.

85
grants reported
$291,800
total given
2021–2025
filing years
$1,000
median grant

Based on grants this organization reported to the IRS for tax years 20212025. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.

What they fund

educationalschoolworksanimalpreservationwellnessbuildingseducation

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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.

  • Union College3 grants · $35,000
  • University of St Andrews American Foundation2 grants · $30,000
  • Eaglebrook School4 grants · $23,500
  • New York Yacht Club Foundation1 grant · $20,000
  • Universit of St Andrews American Foundation1 grant · $20,000
  • American Radio Relay League1 grant · $15,000
  • The Madeira School3 grants · $12,500
  • Heckscher Museum4 grants · $11,000
  • The North Shore Land Alliance1 grant · $10,000
  • University of St Andrews American Foundation1 grant · $10,000

Giving over time

$41,500
2021
$49,000
2022
$50,000
2023
$50,000
2024
$101,300
2025

Grant history

All 85 reported grants, largest first.

  • $20,000

    New York Yacht Club Foundation · New York, NY · 2025

    Support preservation of historic buildings

  • $20,000

    University of St Andrews American Foundation · Atlanta, GA · 2024

    Support educational programs of the school

  • $20,000

    Universit of St Andrews American Foundation · 2022

    Support educational programs of the school

  • $15,000

    American Radio Relay League · Newington, CT · 2025

    Support the awareness and growth of amateur radio worldwide

  • $15,000

    Eaglebrook School · Deerfield, MA · 2021

    Support educational programs of the school

  • $15,000

    Union College · Schenectady, NY · 2021

    Support educational programs of the school

  • $10,000

    The North Shore Land Alliance · Mill Neck, NY · 2025

    Support preservation of historic buildings

  • $10,000

    University of St Andrews American Foundation · Atlanta, GA · 2025

    Support Educational Programs of the School

  • $10,000

    Union College · Schenectady, NY · 2023

    Support educational programs of the school

  • $10,000

    University of St Andrews American Foundation · Atlanta, GA · 2023

    Support educational programs of the school

  • $10,000

    Union College · Schenectady, NY · 2022

    Support educational programs of the school

  • $5,000

    American Sailboat Racing Foundation · New York, NY · 2025

    Support amateur sailing program

  • $5,000

    International Center of Photography · New York, NY · 2025

    Support programs of works of art

  • $5,000

    Nassau County Museum of Art · Roslyn, NY · 2025

    Support programs of works of art

  • $5,000

    People Loving People · Oyster Bay, NY · 2025

    Support food and welfare programs for underprivileged

  • $5,000

    St Hugh Food Pantry · Huntington Station, NY · 2025

    Support food and welfare programs for underprivileged

  • $5,000

    Heckscher Museum · Huntington, NY · 2024

    Support programs of works of art

  • $5,000

    Nassau County Art Museum · Roslyn, NY · 2024

    Support programs of works of art

  • $5,000

    The Madeira School · McLean, VA · 2024

    Support educational programs of the school

  • $5,000

    Eaglebrook School · Deerfield, MA · 2023

    Support educational programs of the school

  • $5,000

    Nassau County Art Museum · Roslyn, NY · 2023

    Support programs of works of art

  • $5,000

    The Madeira School · McLean, VA · 2022

    Support educational programs of the school

  • $3,500

    Heckscher Museum · Huntington, NY · 2025

    Support programs of works of art

  • $2,500

    Last Hope · Wantagh, NY · 2025

    Support animal welfare and adoption programs

  • $2,500

    Little Shelter Animal Adoption Center · Huntington, NY · 2025

    Support animal welfare and adoption programs

  • $2,500

    Old Westbury Gardens · Old Westbury, NY · 2025

    Support preservation of historic buildings

  • $2,500

    The Madeira School · McLean, VA · 2025

    Support Educational Programs of the School

  • $2,500

    American Radio Relay League · Newington, CT · 2024

    Supports the awareness and growth of amateur radio worldwide

  • $2,500

    Nyyc Foundation · New York, NY · 2024

    Support and maintain, restore and preserve the two historically and architecturally significant buildings

  • $2,500

    St Hugh Food Pantry · Huntington Station, NY · 2024

    Support programs of wellness.

  • $2,500

    Heckscher Museum · Huntington, NY · 2023

    Support programs of works of art

  • $2,500

    Long Island Cares General · Huntington Station, NY · 2023

    Support humanitarian and hunger programs

  • $2,500

    The Madeira School · McLean, VA · 2023

    Support educational programs of the school

  • $2,500

    Eaglebrook School · Deerfield, MA · 2022

    Support educational programs of the school

  • $2,500

    Heckscher Museum · Huntington, NY · 2022

    Support programs of works of art

  • $2,500

    School Year Abroad · Riverside, RI · 2021

    Support educational programs of the school

  • $2,000

    Little Shelter Animal Rescue Adoption Center · Huntington, NY · 2024

    Support programs of animal wellness.

  • $2,000

    Little Shelter Animal Rescue Adoption Center · Huntington, NY · 2023

    Support programs of animal wellness.

  • $2,000

    Tufts Medical Center · Boston, MA · 2023

    Support medicine programs

  • $1,000

    Allen-Chase Foundation Eaglebrook School · Deerfield, MA · 2025

    Support Educational Programs of the School

  • $1,000

    North Shore Animal League America · Port Washington, NY · 2025

    Support animal welfare and adoption programs

  • $1,000

    School Year Abroad · Riverside, RI · 2025

    Support Educational Programs of the School

  • $1,000

    St Marks School of Southborough · Southborough, MA · 2025

    Support Educational Programs of the School

  • $1,000

    The Caumsett Foundation · Huntington, NY · 2025

    Support preservation of historic buildings

  • $1,000

    The Green Vale School · Glen Head, NY · 2025

    Support Educational Programs of the School

  • $1,000

    Caumsett Foundation · Lloyd Harbor, NY · 2024

    Support programs of works of art

  • $1,000

    Eaglebrook School · Deerfield, MA · 2024

    Support educational programs of the school

  • $1,000

    Greenvale School · Old Brookville, NY · 2024

    Support educational programs of the school

  • $1,000

    School Year Abroad · Riverside, RI · 2024

    Support educational programs of the school

  • $1,000

    St Mark'S School of Southborough · Southborough, MA · 2024

    Support educational programs of the school

  • $1,000

    Greenvale School · Old Brookville, NY · 2023

    Support educational programs of the school

  • $1,000

    North Shore Animal League · Port Washington, NY · 2023

    Support programs of animal wellness.

  • $1,000

    Nyyc Foundation · New York, NY · 2023

    Support and maintain, restore and preserve the two historically and architecturally significant buildings

  • $1,000

    Save the Children Long Island Council · Fairfield, CT · 2023

    Support children support programs around the world

  • $1,000

    School Year Abroad · Riverside, RI · 2023

    Support educational programs of the school

  • $1,000

    St Mark'S School of Southborough · Southborough, MA · 2023

    Support educational programs of the school

  • $1,000

    Tulane University · New Orleans, LA · 2023

    Support educational programs of the school

  • $1,000

    Volunteers for Wildlife · Locust Valley, NY · 2023

    Support programs of wildlife education and preservation

  • $1,000

    Little Shelter Animal Rescue and Adoption Center · Huntington, NY · 2022

    Support programs of animal wellness.

  • $1,000

    North Shore Animal League · Port Washington, NY · 2022

    Support programs of animal wellness.

  • $1,000

    North Shore Holiday House · Huntington, NY · 2022

    Support educational programs of the school

  • $1,000

    North Shore Land Alliance · Oyster Bay, NY · 2022

    Support programs that protect & preserve land and maintain open spaces on long island's north shore

  • $1,000

    Nyyc Foundation · New York, NY · 2022

    Support and maintain, restore and preserve the two historically and architecturally significant buildings

  • $1,000

    School Year Abroad · Riverside, RI · 2022

    Support educational programs of the school

  • $1,000

    St Mark'S School of Southborough · Southborough, MA · 2022

    Support educational programs of the school

  • $1,000

    Heckscher Museum · Huntington, NY · 2021

    Support programs of works of art

  • $1,000

    Hurricane Island Outward Bound · Camden, ME · 2021

    Support programs of wildlife education and preservation

  • $1,000

    Little Shelter Animal Rescue and Adoption Center · Huntington, NY · 2021

    Support programs of animal wellness.

  • $1,000

    North Shore Animal League · Port Washington, NY · 2021

    Support programs of animal wellness.

  • $1,000

    North Shore Land Alliance · Oyster Bay, NY · 2021

    Support programs that protect & preserve land and maintain open spaces on long island's north shore

  • $1,000

    Nyyc Foundation · New York, NY · 2021

    Support and maintain, restore and preserve the two historically and architecturally significant buildings

  • $1,000

    Tidal Mill Van Wyck-Lefferts Mill and Sanctuary · Lloyd Harbor, NY · 2021

    Support programs of wildlife education and preservation

  • $800

    Amigos Del Museo Del Barrio · New York, NY · 2025

    Support programs of works of art

  • $500

    Mount Sinai Hospital · New York, NY · 2025

    Support wellness programs

  • $500

    The Waterfront Center · Oyster Bay, NY · 2025

    Support sailing and marine education programs

  • $500

    Mtsinai Hospital · New York, NY · 2024

    Support programs of wellness.

  • $500

    American Radio Relay League · Newington, CT · 2023

    Supports the awareness and growth of amateur radio worldwide

  • $500

    American Radio Relay League · Newington, CT · 2022

    Supports the awareness and growth of amateur radio worldwide

  • $500

    Tidal Mill Van Wyck-Lefferts Mill and Sanctuary · Lloyd Harbor, NY · 2022

    Support programs of wildlife education and preservation

  • $500

    Volunteers for Wildlife · Locust Valley, NY · 2022

    Support programs of wildlife education and preservation

  • $500

    Youth & Family Counseling Agency of Oyster Bay East Norwich · Oyster Bay, NY · 2022

    Mental health and social services

  • $500

    American Brain Tumor Association · Chicago, IL · 2021

    Support of programs.

  • $500

    American Radio Relay League · Newington, CT · 2021

    Supports the awareness and growth of amateur radio worldwide

  • $500

    Glenada Foundation · Cold Spring Harbor, NY · 2021

    Support programs

  • $500

    Volunteers for Wildlife · Locust Valley, NY · 2021

    Support programs of wildlife education and preservation

Who else funds this kind of work

Same state

Similar purposes

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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.