Sustainable Energy Utility Inc
500 W Loockerman St Ste 400, Dover, DE · IRS data through FY2025
Revenue, expenses and net assets
Revenue Expenses Net assets
| Tax year | Revenue | Expenses | Net assets |
|---|---|---|---|
| FY2025 | $48,748,802 | $35,292,334 | $108,098,904 |
| FY2024 | $44,956,278 | $35,165,402 | $94,640,731 |
| FY2023 | $35,802,665 | $33,792,966 | $84,849,855 |
| FY2022 | $34,793,273 | $18,813,221 | $82,840,156 |
| FY2021 | $22,950,580 | $17,337,155 | $65,860,104 |
| FY2020 | $18,397,638 | $15,232,696 | $60,246,679 |
| FY2019 | $18,676,201 | $12,945,197 | $57,081,737 |
| FY2018 | $15,564,000 | $16,658,169 | $51,350,733 |
| FY2017 | $14,066,691 | $12,068,517 | $52,444,902 |
| FY2016 | $19,504,456 | $9,318,095 | $50,446,728 |
| FY2015 | $23,340,051 | $14,935,064 | $40,260,367 |
| FY2014 | $29,183,305 | $21,607,651 | $31,855,247 |
| FY2013 | $6,058,166 | $1,633,102 | $24,279,593 |
| FY2012 | $5,200,891 | $3,694,465 | $19,854,529 |
Form 990 filings
The returns filed by Sustainable Energy Utility Inc (EIN 26-3963904), including Form 990 PDFs and e-file data by year, are available in ProPublica's Nonprofit Explorer. The figures on this page come from IRS data files built from those returns.
Where the revenue came from
| Source | Amount | % of revenue |
|---|---|---|
| Contributions & grants | $39,712,351 | 81% |
| Program service revenue | $5,734,353 | 12% |
| Other revenue | $3,302,098 | 7% |
Where the money was spent
| Category | Amount | % of expenses |
|---|---|---|
| Program services | $33,574,483 | 95% |
| Management & general | $1,717,851 | 5% |
| Fundraising | $0 | 0% |
What the numbers show
- Contributions & grants made up 81% of total revenue in FY2025.
- Program services accounted for 95% of functional expenses, management & general 5%, and fundraising 0%.
- 95% of functional expenses went to program services in FY2025. That is higher than 92.5% of 334 Environment organizations nationwide (too few in DE for a state comparison).
- Net assets covered about 36.8 months of expenses at the end of the reporting year. That puts it in the 69th percentile among 42 Environment organizations in DE.
- Total revenue was the highest among 42 Environment organizations in DE.
- Total revenue rose from $5,200,891 in FY2012 to $48,748,802 in FY2025. Revenue increased in 9 and decreased in 4 of 13 year-over-year comparisons.
- Expenses exceeded revenue in 1 of 14 reported years (FY2018).
- Net assets grew from $19,854,529 to $108,098,904 between FY2012 and FY2025.
- Listed in the IRS Publication 78 data as eligible to receive tax-deductible contributions (supporting organization, type unspecified).
Figures compared against other organizations of the same NTEE program area in the same state. See the methodology page for how these are calculated and the guide to reading nonprofit financials for their limits.
About this organization
TO SERVE THE SUSTAINABLE ENERGY NEEDS OF ALL DELAWARE ENERGY CONSUMERS USING ALL FUELS.
IRS status
| Ruling year | 2009 |
| Subsection | 501(c)(3) |
| Classification | Public charity |
| Program area (NTEE) | C35 — Environment |
| Donations | Listed in the IRS Publication 78 data as eligible to receive tax-deductible contributions (supporting organization, type unspecified). |
Source: Internal Revenue Service — Exempt Organizations Business Master File (downloaded November 4, 2026), Statistics of Income extracts, Form 990 e-file data, Publication 78 and the Automatic Revocation list. Figures are as reported by the organization; IRS processing may adjust them. This is not a charity rating and not tax advice. Confirm deductibility in IRS Tax Exempt Organization Search.
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