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Massachusetts · Private foundation

Trefler Foundation

Its FY2025 filing reports that it funds preselected organizations and did not take unsolicited requests; check the foundation's own site before ruling it out.

$1.6M
Granted FY2025(still arriving)
19
Grants FY2025
13
Organizations funded FY2024
62%
First-time grantees FY2024
Read the full brief
Median grant, FY2025
$25,000
Largest grant, FY2025
$1,050,000
Organizations funded a year
2 to 31
FY2017 to FY2024
States reached, FY2025
1
Total assets, FY2025
$19M
Applications
Preselected organizations only
Per its most recent filing; check its own site

How open it is to new grantees

In FY2024, 62% of the organizations Trefler Foundation funded were first-time grantees, receiving 25% of its grant dollars.

New vs renewed · share of each year

In FY2024, 75% of grant dollars renewed an existing relationship; $70k went to new ones.

50%100%’19’20’21’22’23’24
RenewedFirst-time

Where new relationships form · theme of each grantee’s first grant

’19’20’21’22’23’24
EducationHuman ServicesYouth DevelopmentCommunity ImprovementArts & CultureRecreation & SportsOther
How this is measured
First-time means a grantee’s first year in the filing window; renewed means funded in an earlier year too. The renewed share climbs naturally as a portfolio matures, so the signal is a year that bucks it (a wave of new grantees). The earliest year is left-censored: relationships that predate the data read as new. Theme is the grantee’s IRS cause.
The numbers by year
Fiscal yearOrganizations fundedTo those organizationsFirst-time grantees
FY2025still arriving19$1.6M32%
FY202413$285k62%
FY202331$676k84%
FY20222$225k50%
FY20216$1.2M83%
FY20208$625k63%
FY201917$922k94%
FY20176$671kn/a
92% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2017 to 2025.

Health$3.8MEducation$769kYouth Development$236kHuman Services$230kAnimals$190kEmployment$100kFood & Nutrition$83kCommunity Improvement$50kOther$0

Top grantees

Largest recipients by total granted, FY2017 to FY2025, and the share of each one’s budget the grants supplied at peak.

GranteeTotal grantedYearsShare of their budget
University of Massachusetts$275,0001n/a
Massachusetts Society for the Prevention of Cruelty to Animals$190,00050%
Noble and Greenough School$171,00030%
Year Up Inc$100,00010%
Young Men's Christian Association of Greater Boston Inc$100,00010%
Girls in Tech Inc$70,00013%
Union Capital Inc$65,00022%
Ellie Fund Inc$60,00020%
Dimock Community Health Center Inc$52,50010%
Leadership Brainery Inc$50,00023%
Show all 55 grantees
All grantees of Trefler Foundation by total granted
GranteeTotal grantedYearsShare of their budget
University of Massachusetts$275,0001n/a
Massachusetts Society for the Prevention of Cruelty to Animals$190,00050%
Noble and Greenough School$171,00030%
Year Up Inc$100,00010%
Young Men's Christian Association of Greater Boston Inc$100,00010%
Girls in Tech Inc$70,00013%
Union Capital Inc$65,00022%
Ellie Fund Inc$60,00020%
Dimock Community Health Center Inc$52,50010%
Leadership Brainery Inc$50,00023%
The Center for Teen Empowerment Inc$50,00041%
The Teachers' Lounge Inc$50,00023%
Massachusetts Alliance for Early College Inc$35,00012%
Boston Partners in Education Inc$25,00013%
Gaining Ground Inc$25,00014%
Fathers Uplift Incorporated$25,00012%
Cambridge College Inc$25,00010%
Tricounty Community Network Inc$25,00014%
The Urban Farming Institute of Bostoninc$25,00011%
Duet Inc$25,00010%
Empower Our Crown Foundation Inc$25,0001n/a
Embrace Boston Inc$20,00020%
Commonwealth Kitchen Inc$20,00020%
Panthers Legends Academic Youth Program$15,0001n/a
Shine Bright Workshops Inc$15,000136%
Citysprouts Inc$15,00012%
Edvestors Inc$15,00010%
Boston Debate League Incorporated$15,00010%
The Baseball Inc$12,50020%
Massachusetts Project 351 Inc$11,00021%
P I M Project Inc$10,0001n/a
Daddy & Me Incorporated$10,0001n/a
Haley House Inc & Affiliates$10,00020%
Genunity Inc$10,00011%
Massachusetts Business Alliance for Education Inc$10,00012%
Youth in Crisis Ministry Inc$10,00018%
Louis D Brown Peace Institute Corp$10,00010%
Trustees of Boston University$10,00010%
Foundation for Boston Centers for Youth & Families Inc$10,0001n/a
Pal of Massachusetts Inc$10,00012%
Urban League of Eastern Masschusetts Inc$10,00011%
Inversant Inc$10,00011%
United South End Settlements$10,00010%
Social Capital Inc$8,00020%
The Rose Conservatory Inc$7,50016%
1day Sooner Inc$7,50010%
The Upward Project$7,50012%
Hoops Collaborative Youth Development Pr$7,5001n/a
Uncornered Inc$5,00010%
Smashmouth Wresting Club Inc$5,000156%
Boston Women's Fund Inc$5,00010%
The Sportsmen's Tennis & Enrichment Center Inc$5,00010%
Coaching for Change Inc$2,50010%
Boston Raiders Youth Football and Cheer Pop Warner Little Scholars$1,5001n/a
One Love Sports Academy$1,00011%

What it could do for these grantees

Plus 18 recipients with no EIN on record ($4.4M), not named here.

Where it is load-bearing

Trefler Foundation supplied at least a quarter of the budget for 2 of its grantees at some point. The chart plots its 47 largest grantees; load-bearing ones sit top left.

25%50%75%100%$100k$1.0M$10M$100Mgrantee revenue →↑ funder's share of their budgetMassachusetts Society for the Prevention of Cruelty to Animals: $190,000 over 5y, 0.1% of budgetNoble and Greenough School: $171,000 over 3y, 0.1% of budgetYear Up Inc: $100,000 over 1y, 0.1% of budgetYoung Men's Christian Association of Greater Boston Inc: $100,000 over 1y, 0.1% of budgetGirls in Tech Inc: $70,000 over 1y, 3.1% of budgetUnion Capital Inc: $65,000 over 2y, 2.1% of budgetEllie Fund Inc: $60,000 over 2y, 0.3% of budgetDimock Community Health Center Inc: $52,500 over 1y, 0.1% of budgetLeadership Brainery Inc: $50,000 over 2y, 3.1% of budgetThe Center for Teen Empowerment Inc: $50,000 over 4y, 1.2% of budgetThe Teachers' Lounge Inc: $50,000 over 2y, 3.2% of budgetMassachusetts Alliance for Early College Inc: $35,000 over 1y, 1.5% of budgetBoston Partners in Education Inc: $25,000 over 1y, 2.6% of budgetGaining Ground Inc: $25,000 over 1y, 4.4% of budgetFathers Uplift Incorporated: $25,000 over 1y, 1.6% of budgetCambridge College Inc: $25,000 over 1y, 0.1% of budgetTricounty Community Network Inc: $25,000 over 1y, 4.2% of budgetThe Urban Farming Institute of Bostoninc: $25,000 over 1y, 1.4% of budgetDuet Inc: $25,000 over 1y, 0.4% of budgetEmbrace Boston Inc: $20,000 over 2y, 0.2% of budgetCommonwealth Kitchen Inc: $20,000 over 2y, 0.3% of budgetShine Bright Workshops Inc: $15,000 over 1y, 36% of budgetCitysprouts Inc: $15,000 over 1y, 2.4% of budgetEdvestors Inc: $15,000 over 1y, 0.3% of budgetBoston Debate League Incorporated: $15,000 over 1y, 0.5% of budgetThe Baseball Inc: $12,500 over 2y, 0.3% of budgetMassachusetts Project 351 Inc: $11,000 over 2y, 1.4% of budgetHaley House Inc & Affiliates: $10,000 over 2y, 0.1% of budgetGenunity Inc: $10,000 over 1y, 1.2% of budgetMassachusetts Business Alliance for Education Inc: $10,000 over 1y, 2.5% of budgetYouth in Crisis Ministry Inc: $10,000 over 1y, 7.5% of budgetLouis D Brown Peace Institute Corp: $10,000 over 1y, 0.3% of budgetTrustees of Boston University: $10,000 over 1y, 0.0% of budgetPal of Massachusetts Inc: $10,000 over 1y, 1.8% of budgetUrban League of Eastern Masschusetts Inc: $10,000 over 1y, 0.5% of budgetInversant Inc: $10,000 over 1y, 0.9% of budgetUnited South End Settlements: $10,000 over 1y, 0.2% of budgetSocial Capital Inc: $8,000 over 2y, 0.4% of budgetThe Rose Conservatory Inc: $7,500 over 1y, 5.7% of budget1day Sooner Inc: $7,500 over 1y, 0.3% of budgetThe Upward Project: $7,500 over 1y, 1.7% of budgetUncornered Inc: $5,000 over 1y, 0.1% of budgetSmashmouth Wresting Club Inc: $5,000 over 1y, 56% of budgetBoston Women's Fund Inc: $5,000 over 1y, 0.4% of budgetThe Sportsmen's Tennis & Enrichment Center Inc: $5,000 over 1y, 0.1% of budgetCoaching for Change Inc: $2,500 over 1y, 0.4% of budgetOne Love Sports Academy: $1,000 over 1y, 0.6% of budget

Tap a dot to name the grantee.

How this is measured
Share of budget is the funder’s grant in a year over the grantee’s total revenue that year, at its highest across the years we hold; revenue is from all sources. Only grantees confirmed against their own filings, whose grants do not exceed their revenue, are plotted: the largest 47.

Nonprofits that may fit its grantmaking

Co-funders

Grantmakers whose grantees overlap with this funder’s far more than size alone predicts. Closer means stronger alignment; arcs show where they also fund each other. Here they form a tightly interlocked group: most of these funders back each other's grantees too.

Boston Foundation IncMA61.2× affinity37 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Boston Foundation Inc · Cummings Foundation Grants Inc (Fka Oneworld Boston Inc) · Eastern Bank Foundation · Liberty Mutual Foundation Inc · Barr Foundation · The New England Patriots Charitable Foundation Inc · Boston After School & Beyond Inc · United Way Of Massachusetts Bay Inc · Combined Jewish Philanthropies of Greater Boston Inc · Boston Charitable Trust Fund City of Boston Trust Office · State Street Foundation Inc · The New Commonwealth Racial Equity and Social Justice Fund Inc

How this is measured
Affinity is a Gamma-Poisson posterior co-funding rate, re-centered on the typical rate, so thin evidence shrinks toward no signal. Overlap is association, not proof of shared intent.

Compare Trefler Foundation with peer funders

About Trefler Foundation

How much does Trefler Foundation give?
Trefler Foundation reported 19 grants totaling $1,557,120 in its FY2025 IRS filing. It funded between 2 and 31 organizations a year over FY2017 to FY2024.
What does Trefler Foundation fund?
By grant dollars over FY2017 to FY2025, its largest causes are Health (62%), Education (12%), Youth Development (4%).
Who are Trefler Foundation's largest grantees?
By total granted over FY2017 to FY2025: University of Massachusetts ($275k), Massachusetts Society for the Prevention of Cruelty to Animals ($190k), Noble and Greenough School ($171k).
Does Trefler Foundation fund new organizations?
In FY2024, 62% of the organizations it funded were first-time grantees.
Does Trefler Foundation accept unsolicited applications?
Its most recent filing reports that it funds preselected organizations and does not take unsolicited requests. Check the foundation's own site before ruling it out.
Which funders back the same organizations as Trefler Foundation?
Its strongest co-funders, measured against what their size predicts, include Boston Foundation Inc, Cummings Foundation Grants Inc (Fka Oneworld Boston Inc), Eastern Bank Foundation.
Where is Trefler Foundation based?
Trefler Foundation is based in MA.

On method. Every financial figure here is read from IRS e-file XML, the funder’s own 990/990-PF, and from the multi-year returns of the 74 grantees we resolved, each linked to its source. Grantee outcomes are each organization’s own program-service reporting (Form 990, Part III), read as association with funding, never as caused by it. Low-confidence name matches are suppressed rather than guessed. How we build these →

How this is measured
Each figure carries one of six labels. Filed is what the funder reported on its return. Official is another government record about an organization, such as a federal award or a charity register, joined by name where no shared identifier exists. Resolved is an identity we worked out where the filing named a recipient without an EIN, kept only above a measured confidence threshold. Computed is arithmetic over those, like themes, portfolio clusters and co-funder strength. Context is a statistic about a place rather than about an organization, which is what the need overlay is: it describes the area a grantee’s address sits in, not where its work lands. Inferred is drawn by a model from text, like the partnerships read out of public news and organization websites. Each is labeled where it appears.

Generated from the IRS Form 990-PF e-file return for fiscal year 2025, released 2025. Filings run roughly 12 to 24 months behind; figures are dated accordingly.

Source object · view filing

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