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NAICS 541712 and PSC R499 contractors

Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology). SUPPORT- PROFESSIONAL: OTHER. Cross-code contractor overlap.

NAICS 541712 + PSC R499

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$126,047,948,985

State overlap

Top recipients

Visible recipients in the NAICS 541712 and PSC R499 overlap

Booz Allen Hamilton INC

Mclean, VA

Mclean, VA | 3,955 awards | Top agency Department of Defense | NAICS 541512

$21,444,319,304

Northrop Grumman Information Technology INC

Mclean, VA

Mclean, VA | 5 awards | Top agency Department of Defense | NAICS 541511

$1,297,292,151

The Boeing Company

Saint Louis, MO

Saint Louis, MO | 1,195 awards | Top agency Department of Defense | NAICS 336411

$30,446,949,109

Science Applications International Corporation

Reston, VA

Reston, VA | 3,314 awards | Top agency Department of Defense | NAICS 541512

$9,303,871,253

Caci, Inc. - Federal

Chantilly, VA

Chantilly, VA | 1,121 awards | Top agency Department of Defense | NAICS 541512

$4,012,793,343

Leidos, Inc.

Reston, VA

Reston, VA | 9,621 awards | Top agency Department of Defense | NAICS 541512

$9,789,266,278

Battelle Memorial Institute

Richland, WA

Richland, WA | 103 awards | Top agency Department of Energy | NAICS 541710

$2,229,545,749

Alion Science And Technology Corporation

Chicago, IL

Chicago, IL | 5 awards | Top agency Department of Defense | NAICS 541710

$580,831,024

Parsons Government Services Inc.

Centreville, VA

Centreville, VA | 598 awards | Top agency Department of Defense | NAICS 541712

$5,503,974,122

Kbr Wyle Services, LLC

Fulton, MD

Fulton, MD | 645 awards | Top agency Department of Defense | NAICS 541712

$9,859,957,439

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