National Aeronautics and Space Administration PSC R499 contractors

SUPPORT- PROFESSIONAL: OTHER. Contractors in this PSC lane under National Aeronautics and Space Administration.

Agency: National Aeronautics and Space Administration

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$41,899,286,321

Visible recipients tied to National Aeronautics and Space Administration and PSC R499

Systems Planning And Analysis, Inc.

Alexandria, VA

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

$540,150,686

Chenega Global Protection, LLC

Chantilly, VA

Chantilly, VA | 371 awards | Top agency National Aeronautics and Space Administration | NAICS 561612

$168,040,791

Halvik, LLC

Vienna, VA

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

$246,009,546

Sev1tech, LLC

Woodbridge, VA

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

$77,823,897

Tetra Tech, Inc.

Pasadena, CA

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

$373,572,423

Jacobs Engineering Group Inc.

Arlington, VA

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

$120,609,704

Bastion Technologies, Inc.

Houston, TX

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

$9,968,383

Mantech Srs Technologies, Inc.

Herndon, VA

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

$138,028,152

Akima Global Logistics, LLC

Herndon, VA

Herndon, VA | 118 awards | Top agency Department of Defense | NAICS 561210

$12,123,749

Ensco INC

Vienna, VA

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

$176,394,510

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