NAICS 541330
Engineering Services
Federal contractor footprint · 725 profiled contractors
Combined Contractor Footprint
$359.7B
Obligations under NAICS 541330 across the 725 GovExpress-profiled contractors that report the code. Not total federal spending in the code, and not de-duplicated across corporate families that file under more than one parent record.
Top Federal Contractors — Engineering Services
Obligations under NAICS 541330 across the 725 GovExpress-profiled contractors that report the code. Not total federal spending in the code, and not de-duplicated across corporate families that file under more than one parent record.
- GENERAL DYNAMICS CORP$42.4B
- LOCKHEED MARTIN CORP$34.7B
- NORTHROP GRUMMAN CORPORATION$28.4B
- THE BOEING COMPANY$25.5B
- BOOZ ALLEN HAMILTON HOLDING CORPORATION$22.9B
- LEIDOS HOLDINGS, INC.$17.7B
- CACI INTERNATIONAL INC$16.0B
- ELECTRIC BOAT CORPORATION$14.0B
- RTX CORPORATION$10.9B
- SCIENCE APPLICATIONS INTERNATIONAL CORPORATION$9.7B
Agencies Buying This Code
Estimated by weighting each profiled contractor's agency mix by its NAICS 541330 footprint. Directional, not an agency-by-code total.
- Department of Defense (Department of War)$271.9B
- General Services Administration$19.1B
- National Aeronautics and Space Administration$11.6B
- Department of Homeland Security$9.1B
- Department of Health and Human Services$8.3B
- Department of Transportation$8.1B
- Department of Energy$5.8B
- Department of Veterans Affairs$5.8B
Competing in NAICS 541330?
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Obligations under NAICS 541330 across the 725 GovExpress-profiled contractors that report the code. Not total federal spending in the code, and not de-duplicated across corporate families that file under more than one parent record. Spending data from FPDS-NG via USASpending.gov, read between 2026-09-22 and 2026-10-27. Standard 90-day reporting lag per FAR 4.606(c). Read the full methodology.