SUSTAINABLE ENERGY UTILITY INC focuses on decarbonization and household energy upgrades in Delaware by funding service providers, local governments, and community organizations that deliver energy-efficiency, weatherization, and clean-energy infrastructure. Their grants prioritize contractors and program operators (both nonprofit and for‑profit) that implement retrofit projects, municipal clean-energy initiatives, and housing repair/roof programs targeting low‑income or publicly managed housing. They also support planning and pilot projects for emerging technologies (e.g., clean hydrogen) and localized recycling/green building efforts.
A $6.47 million grant to Franklin Energy Services LLC shows the scale of Sustainable Energy Utility Inc’s work: this public charity backs the contractors, local governments, and community organizations that deliver Delaware’s energy-efficiency and clean-energy programs. Its recent awards also include major support for Sieberlich Trane, Help Initiative Inc, Mid Atlantic Clean Hydrogen Hub In, and New Ecology Inc, pointing to a mix of retrofit delivery, community services, and planning for emerging energy systems. The foundation’s giving is tied to implementation. It finances service providers that carry out home energy upgrades, organizations that support low-income households, and public-sector partners running municipal clean-energy projects. It also funds housing repair and roof-related work, clean-energy program design, and localized infrastructure efforts. Recent grants show a practical, statewide approach to decarbonization in Delaware. Some awards go to firms that install or manage efficiency projects; others go to city and county agencies, housing groups, and nonprofit intermediaries that help move programs from planning into action. The result is a portfolio centered on energy use, housing conditions, and the organizations that operate the state’s energy transition on the ground.
Home energy efficiency and weatherization are central to the foundation’s portfolio. It gave $4,057,885 to Sieberlich Trane in New Castle for energy work and $295,797 to Efficient Home LLC in Burtonsville for home efficiency services. Earlier, it awarded $180,558 to Ensave Inc in Richmond for related implementation support. Community-facing energy support is another visible thread. Help Initiative Inc received $2,091,733 in 2023 and another $515,758 in 2024, reflecting continued support for local services tied to the foundation’s energy programs. United Way of Delaware also received $500,000 in 2024. Public-sector clean-energy work appears in grants to Delaware governments. The City of Dover received $500,000 for municipal energy work, New Castle County Government received $434,413, and the City of Newark received $238,754 in 2024 after a separate $234,873 award in 2023. The foundation also backed the Mid Atlantic Clean Hydrogen Hub In with $1,000,000 for clean hydrogen planning and development.
$5.7M
$162.6M
$48.7M
$35.3M
Most grants fall between $35K and $159K, with a median of $73K.
25th Percentile
$35K
Median
$73K
75th Percentile
$159K
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Concentrated, programmatic grantmaking with several large awards to a small set of repeat implementation partners (both for‑profit contractors and nonprofits) and municipal governments; grants skew toward operational/contract funding for service delivery rather than small general operating grants.
Notable grantees: Franklin Energy Services LLC, Sieberlich Trane, Help Initiative Inc, New Ecology Inc, United Way of Delaware
Typical grants fall in a middle range, with a p25 of $34,773, a median of $73,193, and a p75 of $159,409. The recent record also includes several large implementation grants above $1 million, alongside many smaller awards in the tens or low hundreds of thousands. The pattern suggests repeat funding to operating partners rather than one-off awards only. Franklin Energy Services LLC appears in both 2023 and 2024, as do Help Initiative Inc, New Ecology Inc, and the City of Newark. Sustainable Energy Utility Inc is a public charity, not a private foundation, and it does not make program-related investments or grants to individuals.
Giving is heavily centered in Delaware: 74% of grants go to recipients in the HQ state’s grant geography, and Delaware is also the top state by grant count. Within the state, awards land in Dover, Wilmington, Newark, New Castle, Georgetown, Lewes, Townsend, Cheswold, Milford, and Dewey Beach. The largest out-of-state recipients in the recent list are in Wisconsin, Massachusetts, Pennsylvania, Maryland, Minnesota, Vermont, and Connecticut, but the portfolio remains overwhelmingly Delaware-focused.
It funds contractors, municipal and county governments, housing organizations, and community groups that deliver energy-efficiency, weatherization, clean-energy infrastructure, housing repair, and program implementation in Delaware. Recent recipients include service providers, local governments, and nonprofit intermediaries working on those functions.
Yes. Delaware is the top state by grant count, and 74% of grants go to recipients in Delaware. The recipient cities in the recent grants list include Dover, Newark, Wilmington, New Castle, Georgetown, Lewes, Townsend, Cheswold, Milford, and Dewey Beach.
The recent grant distribution centers on a median award of $73,193, with a p25 of $34,773 and a p75 of $159,409. The list also includes several larger awards above $1 million, which suggests a mix of moderate operating grants and major program awards.
Yes. Several recipients appear in both 2023 and 2024, including Franklin Energy Services LLC, Help Initiative Inc, New Ecology Inc, and the City of Newark. That pattern points to recurring support for implementation partners and local programs.
The clearest focus areas are home energy efficiency and weatherization, municipal clean-energy projects, affordable housing retrofit and repair, and clean-energy planning or pilots. Named recent grants include $4,057,885 to Sieberlich Trane, $500,000 to the City of Dover, $354,150 to Habitat for Humanity - New Castle, and $1,000,000 to the Mid Atlantic Clean Hydrogen Hub In.
2025
Source: IRS Form 990-PF, fiscal year 2025.
Most recent grants reported to the IRS.
| Recipient | Location | Amount | Year | Purpose |
|---|---|---|---|---|
| DELAWARE STATE HOUSING AUTHORITY | DOVER, DE | $1,500,000 | 2025 | — |
| NEW ECOLOGY INC | BOSTON, MA | $685,721 | 2025 | — |
| OFFICE OF MANAGMENT & BUDGET | DOVER, DE | $450,000 | 2025 | — |
| LEWES PUBLIC LIBRARY | LEWES, DE | $240,945 | 2025 | — |
| RED CLAY CONSOILDATED SCHOOL DISTRI | WILMINGTON, DE | $235,000 | 2025 | — |
| SUSTAINABLE REAL ESTATE SOLUTIONS | TRUMBULL, CT | $232,732 | 2025 | — |
| CITY OF MILFORD | MILFORD, DE | $213,440 | 2025 | — |
| ATLANTIC EMERGENCY SOLUTIONS | MIDDLETOWN, DE | $209,231 | 2025 | — |
| ENSAVE INC | RICHMOND, VT | $175,974 | 2025 | — |
| APPLIED ENERGY GROUP | ISLANDIA, NY | $171,758 | 2025 | — |
| KENT COUNTY LEVY COURT | DOVER, DE | $160,815 | 2025 | — |
| TOWN OF BETHANY BEACH | BETHANEY BEACH, DE | $160,416 | 2025 | — |
| ENERGY EFFICENT EARTH INC | HOCKESSIN, DE | $145,000 | 2025 | — |
| TOWN OF GREENWOOD | GREENWOOD, DE | $125,519 | 2025 | — |
| GREEN BUILDING UNITED | PHILADELPHIA, PA | $124,503 | 2025 | — |
| MAGNOLIA VOLUNTEER FIRE COMPANY | MAGNOLIA, DE | $113,938 | 2025 | — |
| CRANSTON HEIGHTS FIRE COMPANY | WILMINGTON, DE | $87,066 | 2025 | — |
| FRANKFORD PUBLIC LIBRARY | FRANKFORD, DE | $83,168 | 2025 | — |
| WINNER FORD | DOVER, DE | $81,630 | 2025 | — |
| TOWN OF MILTON POLICE DEPARTMENT | MILTON, DE | $74,992 | 2025 | — |
| SOUTHBRIDGE CDC | WILMINGTON, DE | $60,000 | 2025 | — |
| MILFORD HOUSING DEVELOPMENT CORPORA | MILFORD, DE | $59,500 | 2025 | — |
| TOWN OF WYOMING | WYOMING, DE | $57,121 | 2025 | — |
| NEIGHBORGOOD PARTNERS INC | DOVER, DE | $55,500 | 2025 | — |
| NEW CASTLE COUNTY GOVERNMENT | NEW CASTLE, DE | $34,947 | 2025 | — |
| CYNTELLEX LLC | WILMINGTON, DE | $31,235 | 2025 | — |
| SLIPSTREAM INC | CHICAGO, IL | $28,130 | 2025 | — |
| MILLER INVESTMENTS LLC | MILFORD, DE | $27,000 | 2025 | — |
| DELAWARE STATE POLICE | DOVER, DE | $24,676 | 2025 | — |
| FIFER ORCHARDS INC | CAMDEN WYOMING, DE | $15,503 | 2025 | — |
| TOWN OF BELLEFONTE | BELLEFONTE, DE | $9,799 | 2025 | — |
| TOWN OF FELTON | FELTON, DE | $5,635 | 2025 | — |
| SIEBERLICH TRANE | NEW CASTLE, DE | $4,057,885 | 2024 | — |
| FRANKLIN ENERGY SERVICES LLC | PORT WASHINGTON, WI | $1,259,890 | 2024 | — |
| MID ATLANTIC CLEAN HYDROGEN HUB IN | DOVER, DE | $1,000,000 | 2024 | — |
| NEW ECOLOGY INC | BOSTON, MA | $672,239 | 2024 | — |
| HELP INITIATIVE INC | OCEAN VIEW, DE | $515,758 | 2024 | — |
| CITY OF DOVER | DOVER, DE | $500,000 | 2024 | — |
| UNITED WAY OF DELAWARE | WILMINGTON, DE | $500,000 | 2024 | — |
| NEW CASTLE COUNTY GOVERNMENT | NEW CASTLE, DE | $434,413 | 2024 | — |
| ENERGY COORDINATING AGENCY | PHILADELPHIA, PA | $408,124 | 2024 | — |
| EFFICIENT HOME LLC | BURTONSVILLE, MD | $295,797 | 2024 | — |
| CHOPTANK HEATING AND AIR | CAMBRIDGE, MD | $239,630 | 2024 | — |
| CITY OF NEWARK | NEWARK, DE | $238,754 | 2024 | — |
| GEORGETOWN PUBLIC LIBRARY INC | GEORGETOWN, DE | $223,900 | 2024 | — |
| PENNROSE LLC | PHILADELPHIA, PA | $178,500 | 2024 | — |
| LEWES FIRE DEPARTMENT INC | LEWES, DE | $168,048 | 2024 | — |
| TOWN OF TOWNSEND | TOWNSEND, DE | $155,815 | 2024 | — |
| TOWN OF CHESWOLD | CHESWOLD, DE | $144,269 | 2024 | — |
| DEWEY BEACH POLICE DEPARTMENT | DEWEY BEACH, DE | $141,148 | 2024 | — |
DELAWARE STATE HOUSING AUTHORITY
$1,500,000NEW ECOLOGY INC
$685,721OFFICE OF MANAGMENT & BUDGET
$450,000LEWES PUBLIC LIBRARY
$240,945RED CLAY CONSOILDATED SCHOOL DISTRI
$235,000SUSTAINABLE REAL ESTATE SOLUTIONS
$232,732CITY OF MILFORD
$213,440ATLANTIC EMERGENCY SOLUTIONS
ENSAVE INC
$175,974APPLIED ENERGY GROUP
$171,758KENT COUNTY LEVY COURT
$160,815TOWN OF BETHANY BEACH
$160,416ENERGY EFFICENT EARTH INC
$145,000TOWN OF GREENWOOD
$125,519GREEN BUILDING UNITED
$124,503MAGNOLIA VOLUNTEER FIRE COMPANY
$113,938CRANSTON HEIGHTS FIRE COMPANY
$87,066FRANKFORD PUBLIC LIBRARY
$83,168WINNER FORD
$81,630TOWN OF MILTON POLICE DEPARTMENT
$74,992SOUTHBRIDGE CDC
$60,000MILFORD HOUSING DEVELOPMENT CORPORA
$59,500TOWN OF WYOMING
$57,121NEIGHBORGOOD PARTNERS INC
$55,500NEW CASTLE COUNTY GOVERNMENT
$34,947CYNTELLEX LLC
$31,235SLIPSTREAM INC
$28,130MILLER INVESTMENTS LLC
$27,000DELAWARE STATE POLICE
$24,676FIFER ORCHARDS INC
$15,503TOWN OF BELLEFONTE
$9,799TOWN OF FELTON
$5,635SIEBERLICH TRANE
$4,057,885FRANKLIN ENERGY SERVICES LLC
$1,259,890MID ATLANTIC CLEAN HYDROGEN HUB IN
$1,000,000NEW ECOLOGY INC
$672,239HELP INITIATIVE INC
$515,758CITY OF DOVER
$500,000UNITED WAY OF DELAWARE
$500,000NEW CASTLE COUNTY GOVERNMENT
$434,413ENERGY COORDINATING AGENCY
$408,124EFFICIENT HOME LLC
$295,797CHOPTANK HEATING AND AIR
$239,630CITY OF NEWARK
$238,754GEORGETOWN PUBLIC LIBRARY INC
$223,900PENNROSE LLC
$178,500LEWES FIRE DEPARTMENT INC
$168,048TOWN OF TOWNSEND
$155,815TOWN OF CHESWOLD
$144,269DEWEY BEACH POLICE DEPARTMENT
$141,148