General Services Administration NAICS 541330 and PSC R499 contractors

Engineering Services. SUPPORT- PROFESSIONAL: OTHER. Cross-code overlap under General Services Administration.

General Services Administration · NAICS 541330 · PSC R499

Last updated: April 17, 2026

Visible recipients

108

Mapped obligations

$226,887,872,106

State overlap

Top recipients

Visible recipients in the General Services Administration overlap of NAICS 541330 and PSC R499

Wsp USA Environment & Infrastructure Inc.

Blue Bell, PA

Blue Bell, PA | 309 awards | Top agency Department of Defense | NAICS 236220

$390,609,023

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

Cognosante, LLC

Arlington, VA

Arlington, VA | 48 awards | Top agency Department of Health and Human Services | NAICS 541611

$633,262,790

Smartronix, LLC

Hollywood, MD

Hollywood, MD | 179 awards | Top agency General Services Administration | NAICS 541330

$2,505,129,594

Analytic Services Inc.

Arlington, VA

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

$810,645,078

Noresco, LLC

Westborough, MA

Westborough, MA | 81 awards | Top agency Department of Defense | NAICS 541330

$1,489,852,432

Softek Feditc LLC

Piscataway, NJ

Piscataway, NJ | 5 awards | Top agency Department of Homeland Security | NAICS 541511

$71,824

Delta Solutions & Strategies LLC

Colorado Springs, CO

Colorado Springs, CO | 47 awards | Top agency Department of Defense | NAICS 541330

$567,701,009

Chugach Technical Solutions LLC

Anchorage, AK

Anchorage, AK | 156 awards | Top agency Department of Defense | NAICS 541330

$497,317,019

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