Funding search · EIN 026013780 · Stratham, NH

William W Treat 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.

52
grants reported
$612,027
total given
2021–2025
filing years
$4,500
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

costseducation

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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.

  • University of New Hampshire Foundation5 grants · $216,000
  • New Hampshire Institute for Civics5 grants · $203,000
  • American Independence Museum5 grants · $75,000
  • University of Maine Foundation5 grants · $37,875
  • Citizens Count5 grants · $25,000
  • Winterport Memorial Library4 grants · $18,580
  • New England Historic Genealogical Society5 grants · $12,500
  • National College of Probate Judges5 grants · $10,000
  • University of Arizona Foundation5 grants · $5,000
  • Friends of St Mary & Andrew Church5 grants · $4,000

Giving over time

$112,072
2021
$130,980
2022
$122,915
2023
$116,742
2024
$129,318
2025

Grant history

All 52 reported grants, largest first.

  • $54,000

    University of New Hampshire Foundation · Durham, NH · 2022

    Education

  • $43,000

    New Hampshire Institute for Civics · Concord, NH · 2025

    Education

  • $42,000

    University of New Hampshire Foundation · Durham, NH · 2021

    Education

  • $40,000

    University of New Hampshire Foundation · Durham, NH · 2025

    Education

  • $40,000

    New Hampshire Institute for Civics · Concord, NH · 2024

    Education

  • $40,000

    University of New Hampshire Foundation · Durham, NH · 2024

    Education

  • $40,000

    New Hampshire Institute for Civics · Concord, NH · 2023

    Education

  • $40,000

    University of New Hampshire Foundation · Durham, NH · 2023

    Education

  • $40,000

    New Hampshire Institute for Civics · Concord, NH · 2022

    Education

  • $40,000

    New Hampshire Institute for Civics · Concord, NH · 2021

    Education

  • $25,000

    American Independence Museum · Exeter, NH · 2025

    Operating costs

  • $20,000

    American Independence Museum · Exeter, NH · 2024

    Operating costs

  • $15,415

    University of Maine Foundation · Orono, ME · 2023

    Education

  • $10,000

    American Independence Museum · Exeter, NH · 2023

    Operating costs

  • $10,000

    American Independence Museum · Exeter, NH · 2022

    Operating costs

  • $10,000

    University of Maine Foundation · Orono, ME · 2022

    Education

  • $10,000

    American Independence Museum · Exeter, NH · 2021

    Operating costs

  • $5,980

    Winterport Memorial Library · Winterport, ME · 2022

    Education

  • $5,818

    University of Maine Foundation · Orono, ME · 2025

    Education

  • $5,000

    Citizens Count · Hampton, NH · 2025

    Operating costs

  • $5,000

    Citizens Count · Hampton, NH · 2024

    Operating costs

  • $5,000

    Citizens Count · Hampton, NH · 2023

    Operating costs

  • $5,000

    Winterport Memorial Library · Winterport, ME · 2023

    Education

  • $5,000

    Citizens Count · Hampton, NH · 2022

    Operating costs

  • $5,000

    Citizens Count · Hampton, NH · 2021

    Operating costs

  • $5,000

    University of Maine Foundation · Orono, ME · 2021

    Education

  • $4,000

    Winterport Memorial Library · Winterport, ME · 2025

    Education

  • $3,850

    The Pierce Brigade · Concord, NH · 2021

    Operating costs

  • $3,600

    Winterport Memorial Library · Winterport, ME · 2024

    Education

  • $2,500

    New England Historic Genealogical Society · Boston, MA · 2025

    Operating costs

  • $2,500

    New England Historic Genealogical Society · Boston, MA · 2024

    Operating costs

  • $2,500

    New England Historic Genealogical Society · Boston, MA · 2023

    Operating costs

  • $2,500

    New England Historic Genealogical Society · Boston, MA · 2022

    Operating costs

  • $2,500

    New England Historic Genealogical Society · Boston, MA · 2021

    Operating costs

  • $2,000

    National College of Probate Judges · Williamsburg, VA · 2025

    Operating costs

  • $2,000

    National College of Probate Judges · Williamsburg, VA · 2024

    Operating costs

  • $2,000

    National College of Probate Judges · Williamsburg, VA · 2023

    Operating costs

  • $2,000

    National College of Probate Judges · Williamsburg, VA · 2022

    Operating costs

  • $2,000

    National College of Probate Judges · Williamsburg, VA · 2021

    Operating costs

  • $1,642

    University of Maine Foundation · Orono, ME · 2024

    Education

  • $1,000

    Friends of St Mary & Andrew Church · Stratham, NH · 2025

    Operating costs

  • $1,000

    University of Arizona Foundation · Tucson, AZ · 2025

    Education

  • $1,000

    Friends of St Mary & Andrew Church · Stratham, NH · 2024

    Operating costs

  • $1,000

    University of Arizona Foundation · Tucson, AZ · 2024

    Education

  • $1,000

    Friends of St Mary & Andrew Church · Stratham, NH · 2023

    Operating costs

  • $1,000

    Lakes Region Model Railroad Museum · Wolfeboro, NH · 2023

    Operating costs

  • $1,000

    University of Arizona Foundation · Tucson, AZ · 2023

    Education

  • $1,000

    University of Arizona Foundation · Tucson, AZ · 2022

    Education

  • $1,000

    University of Arizona Foundation · Tucson, AZ · 2021

    Education

  • $500

    Friends of St Mary & Andrew Church · Stratham, NH · 2022

    Operating costs

  • $500

    Friends of St Mary & Andrew Church · Stratham, NH · 2021

    Operating costs

  • $222

    Society of St Vincent Depaul · Hampton, NH · 2021

    Operating costs

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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.