Funding search · EIN 046029911 · Boston, MA

Harris J and Geraldine S Nelson 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.

50
grants reported
$246,250
total given
2022–2025
filing years
$2,500
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.

What they fund

endowedjohnnelson

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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.

  • Unsca Foundation4 grants · $104,000
  • Harvard Lampoon Trust4 grants · $32,000
  • Santa Fe Prep School2 grants · $20,000
  • The Cultural Landscape Foundation2 grants · $15,000
  • Partnership for Providence Parks4 grants · $11,000
  • New Mexico Wild2 grants · $10,250
  • Commonwealth Foundation4 grants · $7,250
  • Cancer Foundation for New Mexico2 grants · $6,500
  • Planned Parenthood of the1 grant · $5,000
  • Keres Childrens Learning Center1 grant · $4,000

Giving over time

$46,500
2022
$57,500
2023
$70,750
2024
$71,500
2025

Grant history

All 50 reported grants, largest first.

  • $32,500

    Unsca Foundation · Winstonsalem, NC · 2024

    General operating

  • $29,500

    Unsca Foundation · Winstonsalem, NC · 2023

    General operating

  • $27,000

    Unsca Foundation · Winstonsalem, NC · 2025

    John nelson endowed

  • $15,000

    Unsca Foundation · Winstonsalem, NC · 2022

    General operating

  • $13,000

    Harvard Lampoon Trust · Cambridge, MA · 2023

    General operating

  • $12,550

    The Cultural Landscape Foundation · Washington, DC · 2025

    General & unrestricted

  • $11,000

    Harvard Lampoon Trust · Cambridge, MA · 2024

    General operating

  • $10,000

    Santa Fe Prep School · Santa Fe, MN · 2023

    General operating

  • $10,000

    Santa Fe Prep School · Santa Fe, MN · 2022

    General operating

  • $7,250

    New Mexico Wild · Albuquerque, NM · 2024

    General & unrestricted

  • $7,000

    Harvard Lampoon Trust · Cambridge, MA · 2022

    General operating

  • $5,000

    Planned Parenthood of the · Albuqerque, NM · 2024

    General & unrestricted

  • $5,000

    Commonwealth Foundation · Boston, MA · 2022

    General & unrestricted

  • $4,000

    Keres Childrens Learning Center · Cochiti Pueblo, NM · 2025

    General & unrestricted

  • $4,000

    Wildlife Conservation Network · San Francisco, CA · 2025

    General & unrestricted

  • $3,500

    Sunrise Clinics · Santa Rosa, NM · 2025

    General & unrestricted

  • $3,500

    Cancer Foundation for New Mexico · Santa Fe, NM · 2024

    General & unrestricted

  • $3,000

    Amigos Bravos · Taos, NM · 2025

    General & unrestricted

  • $3,000

    Cancer Foundation for New Mexico · Santa Fe, NM · 2025

    General & unrestricted

  • $3,000

    New Mexico Wild · Albuquerque, NM · 2025

    General & unrestricted

  • $3,000

    Partnership for Providence Parks · Providence, RI · 2025

    General & unrestricted

  • $3,000

    Partnership for Providence Parks · Providence, RI · 2024

    General & unrestricted

  • $3,000

    The Bereavement Center of Westchester · Scarsdale, NY · 2022

    General operating

  • $2,500

    The Horse Shelter · Santa Fe, NM · 2024

    General & unrestricted

  • $2,500

    Partnership for Providence Parks · Providence, RI · 2023

    General & unrestricted

  • $2,500

    Ny Public Interest Research Group · New York, NY · 2022

    General & unrestricted

  • $2,500

    Partnership for Providence Parks · Providence, RI · 2022

    General & unrestricted

  • $2,450

    The Cultural Landscape Foundation · Washington, DC · 2024

    General & unrestricted

  • $2,000

    American Humane Association · Washington, DC · 2025

    General & unrestricted

  • $2,000

    Breath of My Heart Birthplace · Espanola, NM · 2025

    General & unrestricted

  • $1,500

    The Humane Society of the · Washington, DC · 2024

    General & unrestricted

  • $1,000

    Bronxville Beautification Council · Bronxville, NY · 2025

    General & unrestricted

  • $1,000

    Bronxville Histrocial Consrvancy · Bronxville, NY · 2025

    General & unrestricted

  • $1,000

    Commonwealth Foundation · Boston, MA · 2025

    General & unrestricted

  • $1,000

    Harvard Lampoon Trust · Cambridge, MA · 2025

    2025 annual fund

  • $1,000

    Commonwealth Foundation · Boston, MA · 2023

    General & unrestricted

  • $1,000

    The Bronxville School Foundation · Bronxville, NY · 2022

    General operating

  • $550

    Boston Athenaeum · Boston, MA · 2024

    General & unrestricted

  • $500

    Bronxville Beautification Council · Bronxville, NY · 2024

    General operating

  • $500

    Friends of the Public Garden · Boston, MA · 2023

    General operating

  • $500

    The Children'S Museum of Memphis · Memphis, TN · 2023

    General operating

  • $500

    The Ethel Walker School · Simsbury, CT · 2023

    General operating

  • $500

    The Children'S Museum of Memphis · Memphis, TN · 2022

    General operating

  • $250

    Commonwealth Foundation · Boston, MA · 2024

    General & unrestricted

  • $250

    Friends of the Public Garden · Boston, MA · 2024

    General operating

  • $250

    Jfk Library Foundation · Boston, MA · 2024

    General & unrestricted

  • $250

    The Children'S Museum of Memphis · Memphis, TN · 2024

    General operating

  • $150

    Friends of the Public Garden · Boston, MA · 2025

    General & unrestricted

  • $150

    Jfk Library Foundation · Boston, MA · 2025

    2025 annual fund

  • $150

    The Children'S Museum of Memphis · Memphis, TN · 2025

    2025 annual fund

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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.