National Aeronautics and Space Administration NAICS 541330 and PSC R499 contractors

Engineering Services. SUPPORT- PROFESSIONAL: OTHER. Cross-code overlap under National Aeronautics and Space Administration.

National Aeronautics and Space Administration · NAICS 541330 · PSC R499

Last updated: April 13, 2026

Visible recipients

Mapped obligations

$126,823,177,703

State overlap

Top recipients

Visible recipients in the National Aeronautics and Space Administration overlap of NAICS 541330 and PSC R499

Systems Planning And Analysis, Inc.

Alexandria, VA

Alexandria, VA | 238 awards | Top agency Department of Defense | NAICS 541330

$1,927,751,612

Halvik, LLC

Vienna, VA

Vienna, VA | 202 awards | Top agency Department of Defense | NAICS 541330

$495,270,777

Sev1tech, LLC

Woodbridge, VA

Woodbridge, VA | 225 awards | Top agency Department of Defense | NAICS 541712

$420,503,011

Tetra Tech, Inc.

Pasadena, CA

Pasadena, CA | 260 awards | Top agency Department of Defense | NAICS 541330

$2,643,250,195

Jacobs Engineering Group Inc.

Arlington, VA

Arlington, VA | 308 awards | Top agency Department of Defense | NAICS 541330

$1,030,130,697

Bastion Technologies, Inc.

Houston, TX

Houston, TX | 169 awards | Top agency National Aeronautics and Space Administration | NAICS 541715

$24,694,671

Mantech Srs Technologies, Inc.

Herndon, VA

Herndon, VA | 76 awards | Top agency Department of Defense | NAICS 541330

$609,025,000

Ensco INC

Vienna, VA

Vienna, VA | 124 awards | Top agency Department of Defense | NAICS 541712

$438,051,185

Energy Systems Group LLC

Newburgh, IN

Newburgh, IN | 62 awards | Top agency Department of Defense | NAICS 541330

$414,863,046

Astrion Group, LLC

Huntsville, AL

Huntsville, AL | 45 awards | Top agency Department of Defense | NAICS 541712

$264,511,807

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