U.S. Department of Energy
The Department of Energy (DOE) manages the United States' nuclear infrastructure and administers the country's energy policy. The Department of Energy also funds scientific research in the field.
Contact details
Main address
1000 Independence Ave., SW Washington, DC 20585
Use this address block when you need the main headquarters mailing address or the official contact page for U.S. Department of Energy.
Largest component agencies in Energy
This table shows the biggest component agencies or major organizational units reported under U.S. Department of Energy in the latest OPM workforce summary.
| Agency | Employees | Total salary expense | Average pay | Share of department |
|---|---|---|---|---|
| Department of Energy | 15,891 | $2,298,315,330 | $144,630 | 91.0% |
| Federal Energy Regulatory Commission | 1,581 | $245,146,698 | $155,058 | 9.0% |
Component agency counts use the latest OPM summary release for March 2025. A few very small units may be rounded or grouped in the source file.
Contact details and office links come from the USA.gov agency directory. Workforce counts and average pay come from the latest OPM FedScope Employment Summary Data (March 2025).