Funding search · EIN 137388582 · Portsmouth, NH

Trefoil 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
$69,450
total given
2022–2025
filing years
$1,000
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.

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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.

  • St Ignatius of Antioch Episcopal Ch1 grant · $6,600
  • Order of St John3 grants · $6,500
  • The Nature Conservancy3 grants · $6,300
  • Doctors Without Borders USA2 grants · $6,250
  • St Ignatius of Antioch1 grant · $6,000
  • Unicef USA1 grant · $5,000
  • Episcopal Charities2 grants · $4,000
  • Episcopal Diocese of Maryland3 grants · $4,000
  • Covenant House1 grant · $2,500
  • Strawbery Banke2 grants · $2,000

Giving over time

$18,650
2022
$19,800
2023
$26,500
2024
$4,500
2025

Grant history

All 50 reported grants, largest first.

  • $6,600

    St Ignatius of Antioch Episcopal Ch · New York, NY · 2024

    General Support

  • $6,000

    St Ignatius of Antioch · New York, NY · 2023

    General Support

  • $5,000

    Unicef USA · New York, NY · 2022

    General Operating Support

  • $3,250

    Doctors Without Borders USA · New York, NY · 2024

    General Support

  • $3,000

    Episcopal Charities · New York, NY · 2024

    General Support

  • $3,000

    Doctors Without Borders USA · New York, NY · 2023

    General Support

  • $2,700

    The Nature Conservancy · Arlington, VA · 2022

    General Operating Support

  • $2,500

    Order of St John · Washington, DC · 2023

    General Support

  • $2,500

    Covenant House · New York, NY · 2022

    General Operating Support

  • $2,400

    The Nature Conservancy · Arlington, VA · 2024

    General Support

  • $2,000

    Episcopal Diocese of Maryland · Baltimore, MD · 2025

    General Support

  • $2,000

    Order of St John · Washington, DC · 2025

    General Support

  • $2,000

    Order of St John · Washington, DC · 2024

    General Support

  • $1,500

    Unicef USA · New York, NY · 2024

    General Support

  • $1,500

    Doctors Without Borders USA · New York, NY · 2022

    General Operating Support

  • $1,500

    Lambda Legal · New York, NY · 2022

    General Operating Support

  • $1,200

    The Nature Conservancy · Arlington, VA · 2023

    General Support

  • $1,000

    American Friends of the Epicopal Di · Darien, CT · 2024

    General Support

  • $1,000

    Convenant House · New York, NY · 2024

    General Support

  • $1,000

    Strawbery Banke · Portsmouth, NH · 2024

    General Support

  • $1,000

    Episcopal Charities · New York, NY · 2023

    General Support

  • $1,000

    Episcopal Church at Yale · New Haven, CT · 2023

    General Support

  • $1,000

    Episcopal Diocese of Maryland · Baltimore, MD · 2023

    General Support

  • $1,000

    Project Hope · Harlan, IA · 2023

    General Support

  • $1,000

    Strawbery Banke · Portsmouth, NH · 2023

    General Support

  • $1,000

    AIDS Response Seacoast · Portsmouth, NH · 2022

    General Operating Support

  • $1,000

    Episcopal Diocese of Maryland · Baltimore, MD · 2022

    General Operating Support

  • $1,000

    Society of St John the Evangelist · Cambridge, MA · 2022

    General Operating Support

  • $800

    American Friends of the Epicopal Di · Darien, CT · 2023

    General Support

  • $750

    Finca · Washington, DC · 2024

    General Support

  • $700

    National Trust for Historic Preserv · Washington, DC · 2024

    General Support

  • $700

    Human Rights Watch · New York, NY · 2022

    General Operating Support

  • $600

    Brennan Center for Justice · New York, NY · 2023

    General Support

  • $500

    Granite United Way · Manchester, NH · 2025

    General Support

  • $500

    AIDS Response Seacoast · Portsmouth, NH · 2024

    General Support

  • $500

    Granite United Way · Manchester, NH · 2024

    General Support

  • $500

    The Woman'S Home · Arlington, VA · 2024

    General Support

  • $500

    Portsmouth Athenaeum · Portsmouth, NH · 2022

    General Operating Support

  • $500

    The Carroll School · Lincoln, MA · 2022

    General Operating Support

  • $450

    National Trust for Historic Preserv · Washington, DC · 2023

    General Support

  • $450

    National Trust for Historic Preservation · Washington, DC · 2022

    General Operating Support

  • $300

    Mushegon Museum of Art · Muskegon, MI · 2024

    General Support

  • $300

    Brennan Center for Justice · New York, NY · 2022

    General Operating Support

  • $250

    American Red Cross · Boone, IA · 2024

    General Support

  • $250

    Carroll School · Wayland, MA · 2024

    General Support

  • $250

    Maine Public · Bangor, ME · 2024

    General Support

  • $250

    New Hampshire Food Bank · Manchester, NH · 2024

    General Support

  • $250

    Portsmouth Athenaseum · Portsmouth, NH · 2024

    General Support

  • $250

    The Salvation Army of Greater Seaco · Hampton, NH · 2024

    General Support

  • $250

    The Carroll School · Lincoln, MA · 2023

    General Support

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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.