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

Securigence LLC

Leesburg, VA

Leesburg, VA | 71 awards | Top agency Department of Defense | NAICS 541511

$5,001

Sev1tech, LLC

Woodbridge, VA

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

$420,503,011

Constellation Newenergy, Inc.

Baltimore, MD

Baltimore, MD | 265 awards | Top agency General Services Administration | NAICS 541330

$417,626,503

Siemens Government Technologies INC

Arlington, VA

Arlington, VA | 227 awards | Top agency Department of Defense | NAICS 541512

$818,225,900

Src INC

Syracuse, NY

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

$910,100,260

Maveris LLC

Mclean, VA

Mclean, VA | 26 awards | Top agency Department of Veterans Affairs | NAICS 541511

$163,139,358

Credence Dynamo Solutions LLC

Vienna, VA

Vienna, VA | 102 awards | Top agency Department of Defense | NAICS 541330

$476,813,081

Jacobs Engineering Group Inc.

Arlington, VA

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

$1,030,130,697

Tatitlek Technologies, LLC

Anchorage, AK

Anchorage, AK | 238 awards | Top agency Department of State | NAICS 561210

$461,929,674

Akima Systems Engineering LLC

Herndon, VA

Herndon, VA | 233 awards | Top agency Department of Defense | NAICS 541512

$106,069,328

Page 4 of 11Prev 1...3 4 5...11 Next

Agency profile

Loading buyer-level contractor and category paths