Federal agency contract profile
Department of Energy: Federal Contract Spending & Top Vendors
Data through 2026-08-24 · FY2026 to date
- Obligations, FY2026 to date
- $49.1B
- Contract awards
- 4,278
- Average award size
- $11.5M
- vs. prior full fiscal year
- 1.2% growth
| Item | Obligations |
|---|---|
| FY21 | $37.7B |
| FY22 | $41.2B |
| FY23 | $44.6B |
| FY24 | $46B |
| FY25 | $48.5B |
| FY26 | $49.1B |
Obligations grew 1.2% year over year, from $48.5B in FY2025 to $49.1B in FY2026 to date.
The Department of Energy obligated $49.1B in contracts in FY2026 to date. The Department of Energy issued 4,278 awards with an average award size of $11.5M, and obligations were up 1.2% year over year. The Department of Energy has increased annual obligations each fiscal year from $37.7B in FY21 to $49.1B in FY26. The Department of Energy concentrates spending in a few large NAICS categories, led by Facilities Support Services at $24.1B and multiple research and development categories that together account for several billions. The Department of Energy also concentrates obligations among a small group of vendors, with the top vendor obligated $5.2B and the top ten vendors combining for a substantial share of total obligations. All figures are contract obligations and current-year totals are partial, fiscal year to date.
How has Department of Energy contract spending changed recently?
The Department of Energy obligated $49.1B in FY2026 to date, up 1.2% year over year. The Department of Energy increased annual obligations each fiscal year from $37.7B in FY21 to $49.1B in FY26. The Department of Energy issued 4,278 awards in FY2026 to date with an average award size of $11.5M.
| Item | Obligations |
|---|---|
| Facilities Support Services | $24.1B |
| Research and Development in the Physical, Engineering, and Life Sciences | $7.6B |
| Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) | $3.5B |
| Remediation Services | $3.5B |
| Other Basic Inorganic Chemical Manufacturing | $2.9B |
| All Other Professional, Scientific, and Technical Services | $2.1B |
| Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology) | $831M |
| Hazardous Waste Treatment and Disposal | $785M |
| Research and Development in Biotechnology | $648M |
| Unknown | $627M |
Facilities Support Services was Energy's largest contract category, with $24.1B obligated (49.0% of contract spending).
Which industries and vendors dominate Department of Energy contracts?
Facilities Support Services is the largest NAICS category at $24.1B, followed by Research and Development in the Physical, Engineering, and Life Sciences at $7.6B and several other R&D and remediation categories. TRIAD NATIONAL SECURITY, LLC is the top vendor at $5.2B, followed by NATIONAL TECHNOLOGY & ENGINEERING SOLUTIONS OF SANDIA, LLC at $4.7B and LAWRENCE LIVERMORE NATIONAL SECURITY, LLC at $3.4B.
| Item | Obligations |
|---|---|
| TRIAD NATIONAL SECURITY, LLC | $5.2B |
| NATIONAL TECHNOLOGY & ENGINEERING SOLUTIONS OF SANDIA, LLC | $4.7B |
| LAWRENCE LIVERMORE NATIONAL SECURITY, LLC | $3.4B |
| SAVANNAH RIVER NUCLEAR SOLUTIONS LLC | $3.4B |
| CONSOLIDATED NUCLEAR SECURITY, LLC | $3.1B |
| UT-BATTELLE LLC | $2.6B |
| HONEYWELL FEDERAL MANUFACTURING & TECHNOLOGIES, LLC | $2.1B |
| BATTELLE ENERGY ALLIANCE, LLC | $2B |
| FLUOR MARINE PROPULSION, LLC | $1.9B |
| PANTEXAS DETERRENCE, LLC | $1.6B |
TRIAD NATIONAL SECURITY, LLC led all Energy contractors with $5.2B, 10.6% of obligations.
| Rank | Vendor | Obligations |
|---|---|---|
| 1 | TRIAD NATIONAL SECURITY, LLC | $5.2B |
| 2 | NATIONAL TECHNOLOGY & ENGINEERING SOLUTIONS OF SANDIA, LLC | $4.7B |
| 3 | LAWRENCE LIVERMORE NATIONAL SECURITY, LLC | $3.4B |
| 4 | SAVANNAH RIVER NUCLEAR SOLUTIONS LLC | $3.4B |
| 5 | CONSOLIDATED NUCLEAR SECURITY, LLC | $3.1B |
| 6 | UT-BATTELLE LLC | $2.6B |
| 7 | HONEYWELL FEDERAL MANUFACTURING & TECHNOLOGIES, LLC | $2.1B |
| 8 | BATTELLE ENERGY ALLIANCE, LLC | $2B |
| 9 | FLUOR MARINE PROPULSION, LLC | $1.9B |
| 10 | PANTEXAS DETERRENCE, LLC | $1.6B |
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Frequently asked questions
How much does Department of Energy spend on contracts?
The Department of Energy obligated $49.1B in contracts in FY2026 to date. The Department of Energy issued 4,278 awards with an average award size of $11.5M, and obligations were up 1.2% year over year. Note that current-year totals are partial, fiscal year to date.
What does Energy buy?
The Department of Energy buys Facilities Support Services, Research and Development in the Physical, Engineering, and Life Sciences, Remediation Services, Other Basic Inorganic Chemical Manufacturing, and related professional, scientific, technical, and hazardous waste services. Facilities Support Services totals $24.1B, Research and Development in the Physical, Engineering, and Life Sciences totals $7.6B, Remediation Services totals $3.5B, and Other Basic Inorganic Chemical Manufacturing totals $2.9B, among other categories.
Who are Energy's largest contractors?
The Department of Energy's largest contractors are TRIAD NATIONAL SECURITY, LLC at $5.2B, NATIONAL TECHNOLOGY & ENGINEERING SOLUTIONS OF SANDIA, LLC at $4.7B, and LAWRENCE LIVERMORE NATIONAL SECURITY, LLC at $3.4B. The Department of Energy also obligates large amounts to SAVANNAH RIVER NUCLEAR SOLUTIONS LLC at $3.4B, CONSOLIDATED NUCLEAR SECURITY, LLC at $3.1B, and other top vendors.
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