General Services Administration NAICS 541712 and PSC R499 contractors

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

General Services Administration · NAICS 541712 · PSC R499

Last updated: April 9, 2026

Visible recipients

Mapped obligations

$88,494,606,188

State overlap

Top recipients

Visible recipients in the General Services Administration overlap of NAICS 541712 and PSC R499

Hii Mission Technologies CORP

Willowbrook, IL

Willowbrook, IL | 464 awards | Top agency Department of Defense | NAICS 541330

$8,207,249,679

Peraton Technology Services Inc.

Chantilly, VA

Chantilly, VA | 259 awards | Top agency General Services Administration | NAICS 541330

$649,829,071

Sev1tech, LLC

Woodbridge, VA

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

$434,701,530

Src INC

Syracuse, NY

Syracuse, NY | 271 awards | Top agency Department of Defense | NAICS 334511

$469,057,804

Mantech Enterprise Management, Inc.

Fairfax, VA

Fairfax, VA | 5 awards | Top agency Department of Defense | NAICS 541712

$58,251,170

Bastion Technologies, Inc.

Houston, TX

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

$26,199,379

Mantech Srs Technologies, Inc.

Herndon, VA

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

$468,063,553

Analytic Services Inc.

Arlington, VA

Arlington, VA | 91 awards | Top agency Department of Defense | NAICS 541611

$880,647,313

Astrion Group, LLC

Huntsville, AL

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

$1,213,677,156

Sentar, Inc.

Huntsville, AL

Huntsville, AL | 67 awards | Top agency Department of Defense | NAICS 541330

$58,498,731

Page 2 of 3Prev 1 2 3 Next

Agency profile

Loading buyer-level contractor and category paths