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Massachusetts · Public charity

E4thefuture Inc

E4thefuture's mission is to promote residential clean energy and sustainable resource solutions to advance climate protection and economic fairness by influencing federal, state and local policies, and by helping to build a resilient and vibrant energy efficiency and clean energy sector.

$618k
Granted FY2026(still arriving)
4
Grants FY2026
4
Organizations funded FY2025
25%
First-time grantees FY2025
Read the full brief
Median grant, FY2026
$154,515
Largest grant, FY2026
$154,515
Organizations funded a year
4 to 18
FY2019 to FY2025
States reached, FY2026
2

How open it is to new grantees

In FY2025, 25% of the organizations E4thefuture Inc funded were first-time grantees, receiving 9% of its grant dollars.

New vs renewed · share of each year

In FY2025, 91% of grant dollars renewed an existing relationship; $375k went to new ones.

50%100%’19’20’21’22’23’24’25
RenewedFirst-time

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

’19’20’21’22’23’24’25
EnvironmentCommunity ImprovementHousing & ShelterHuman ServicesOther
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
FY2026still arriving4$618k25%
FY20254$4.0M25%
FY20246$575k0%
FY20239$737k22%
FY20225$90k20%
FY202113$773k8%
FY202016$916k25%
FY201918$1.3M33%
100% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2017 to 2024.

Environment$7.6MHousing & Shelter$49kCommunity Improvement$25kHealth$21kCrime & Legal$15k

Where its grants go

Grant dollars by states, across the years we hold.

Which US states its grants reach

VT
IL
NY
MA
OR
PA
CT
CA
CO
VA
MD
DC

Top grantees

Largest recipients by total granted, FY2017 to FY2026, and the share of each one’s budget the grants supplied at peak.

Show all 36 grantees
All grantees of E4thefuture Inc by total granted
GranteeTotal grantedYearsShare of their budget
National Association of State Energy Officials$3,175,000829%
Home Performance Coalition Inc$2,810,000746%
American Council for an Energy-Efficient Economy$1,124,51583%
Advanced Energy Institute$964,50067%
ACT Institute Inc$841,015711%
Center for Ecotechnology Inc$435,00021%
All in Energy Inc$375,0001n/a
Alternatives for Community and Environment Inc$315,00026%
Northeast Energy Efficiency Partnerships$280,00063%
Environmental League of Massachusetts Inc$229,51462%
Institute for Applied Economic Advancement Inc$228,0207n/a
Shared Mobility Inc$212,000119%
Save the Sound$195,00023%
Conservation Law Foundation Inc$154,5151n/a
California Energy Efficiency Industry Council$152,000412%
Smart Electric Power Alliance$122,00031%
Home Energy Efficiency Team Inc$99,00026%
The Energy Efficiency Alliance$80,00037%
Resource Innovation Institute$52,500218%
American Solar Energy Society Inc$50,00014%
Efficiency for All$50,000388%
Virginia Energy Efficiency Council$48,000312%
Vermont Energy Investment Corporation$45,00010%
Arise Inc$40,00015%
Alliance for Climate Transition Inc$34,50022%
MassEnergize Inc$30,000325%
Green Eco Warriors Incorporated$25,000133%
Maryland Building Performance Association Inc$25,000151%
Energy Auditor and Retrofitter Inc Dba Home Energy Magazine$25,000110%
Building Performance Association Inc$24,50016%
Massachusetts Climate Action Network Inc$22,00027%
The Board of Trustees of the University of Illinois$21,2401n/a
Green Energy Consumers Alliance Inc$15,00011%
National Consumer Law Center Inc$15,00010%
Building Performance Institute Inc$10,00010%
Environment America Research and Policy Center Inc$4,50010%

Where it is load-bearing

E4thefuture Inc supplied at least a quarter of the budget for 5 of its grantees at some point. The chart plots its 32 largest grantees; load-bearing ones sit top left.

25%50%75%100%$100k$1.0M$10M$100Mgrantee revenue →↑ funder's share of their budgetNational Association of State Energy Officials: $3,175,000 over 8y, 29% of budgetHome Performance Coalition Inc: $2,810,000 over 7y, 46% of budgetAmerican Council for an Energy-Efficient Economy: $1,124,515 over 8y, 3.1% of budgetAdvanced Energy Institute: $964,500 over 6y, 6.6% of budgetACT Institute Inc: $841,015 over 7y, 11% of budgetCenter for Ecotechnology Inc: $435,000 over 2y, 1.0% of budgetAlternatives for Community and Environment Inc: $315,000 over 2y, 6.5% of budgetNortheast Energy Efficiency Partnerships: $280,000 over 6y, 2.5% of budgetEnvironmental League of Massachusetts Inc: $229,514 over 6y, 2.3% of budgetShared Mobility Inc: $212,000 over 1y, 19% of budgetSave the Sound: $195,000 over 2y, 2.9% of budgetCalifornia Energy Efficiency Industry Council: $152,000 over 4y, 12% of budgetSmart Electric Power Alliance: $122,000 over 3y, 0.7% of budgetHome Energy Efficiency Team Inc: $99,000 over 2y, 6.5% of budgetThe Energy Efficiency Alliance: $80,000 over 3y, 6.7% of budgetResource Innovation Institute: $52,500 over 2y, 18% of budgetAmerican Solar Energy Society Inc: $50,000 over 1y, 4.3% of budgetEfficiency for All: $50,000 over 3y, 88% of budgetVirginia Energy Efficiency Council: $48,000 over 3y, 12% of budgetVermont Energy Investment Corporation: $45,000 over 1y, 0.1% of budgetArise Inc: $40,000 over 1y, 4.7% of budgetAlliance for Climate Transition Inc: $34,500 over 2y, 1.6% of budgetMassEnergize Inc: $30,000 over 3y, 25% of budgetGreen Eco Warriors Incorporated: $25,000 over 1y, 33% of budgetMaryland Building Performance Association Inc: $25,000 over 1y, 51% of budgetEnergy Auditor and Retrofitter Inc Dba Home Energy Magazine: $25,000 over 1y, 10.0% of budgetBuilding Performance Association Inc: $24,500 over 1y, 6.4% of budgetMassachusetts Climate Action Network Inc: $22,000 over 2y, 6.8% of budgetGreen Energy Consumers Alliance Inc: $15,000 over 1y, 0.6% of budgetNational Consumer Law Center Inc: $15,000 over 1y, 0.1% of budgetBuilding Performance Institute Inc: $10,000 over 1y, 0.4% of budgetEnvironment America Research and Policy Center Inc: $4,500 over 1y, 0.2% 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 32.

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.

Barr FoundationMA29.2× affinity12 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Barr Foundation · United States Energy Foundation · The Energy Foundation · Combined Jewish Philanthropies of Greater Boston Inc · The John Merck Fund · Boston Foundation Inc · Jampart Charitable Trust · Impactassetsinc · Freedom Together Foundation · Natural Resources Defense Council Inc · The Heising-Simons Foundation · Tides Foundation

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 E4thefuture Inc with peer funders

Warm introductions · Powered by PlinthPlus

How do I get to E4thefuture Inc?

Find your warmest path to E4thefuture Inc through trustees and officers whose names appear on both boards. Search for your organization and Plinth traces the shortest route it can evidence.

Each link is a name appearing on two organizations’ public IRS 990 filings, matched on that name and, where the filings support it, on location. A same-state match has geographic support, which is a second matching feature rather than confirmation that the two are one person; a cross-state one is the likeliest to be two people who share a name. Every hop shows its tier, low-confidence and distant paths are held back rather than guessed, and it is worth confirming the person before you use the introduction.

About E4thefuture Inc

How much does E4thefuture Inc give?
E4thefuture Inc reported 4 grants totaling $618,059 in its FY2026 IRS filing. It funded between 4 and 18 organizations a year over FY2019 to FY2025.
What does E4thefuture Inc fund?
By grant dollars over FY2017 to FY2026, its largest causes are Environment (99%), Housing & Shelter (1%), Community Improvement (0%).
Who are E4thefuture Inc's largest grantees?
By total granted over FY2017 to FY2026: National Association of State Energy Officials ($3.2M), Home Performance Coalition Inc ($2.8M), American Council for an Energy-Efficient Economy ($1.1M).
Does E4thefuture Inc fund new organizations?
In FY2025, 25% of the organizations it funded were first-time grantees.
Which funders back the same organizations as E4thefuture Inc?
Its strongest co-funders, measured against what their size predicts, include Barr Foundation, United States Energy Foundation, The Energy Foundation.
Where is E4thefuture Inc based?
E4thefuture Inc 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 36 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 e-file return for fiscal year 2026, released 2026. Filings run roughly 12 to 24 months behind; figures are dated accordingly.

Source object · view filing

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