Department of Defense NAICS 541512 and PSC D399 contractors

Computer Systems Design Services. IT AND TELECOM- OTHER IT AND TELECOMMUNICATIONS. Cross-code overlap under Department of Defense.

Department of Defense · NAICS 541512 · PSC D399

Last updated: April 17, 2026

Visible recipients

120

Mapped obligations

$283,699,253,632

State overlap

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 541512 and PSC D399

Caci Enterprise Solutions, LLC

Chantilly, VA

Chantilly, VA | 11 awards | Top agency Department of Defense | NAICS 541512

$1,391,477,258

Mantech Security Technologies Corporation

Fairfax, VA

Fairfax, VA | 5 awards | Top agency Department of Defense | NAICS 541512

$46,902,362

Bluewater Federal Solutions, Inc.

Arlington, VA

Arlington, VA | 32 awards | Top agency Department of Defense | NAICS 541512

$431,091,856

Patriot LLC

Columbia, MD

Columbia, MD | 47 awards | Top agency Department of Health and Human Services | NAICS 541512

$299,097,549

Ellumen, Inc.

Silver Spring, MD

Silver Spring, MD | 52 awards | Top agency Department of Defense | NAICS 541512

$270,087,589

Systems Plus, Inc.

Rockville, MD

Rockville, MD | 56 awards | Top agency Department of Defense | NAICS 541330

$391,286,137

Lintech Global INC

Mclean, VA

Mclean, VA | 70 awards | Top agency Department of Defense | NAICS 541512

$364,802,862

Advanced It Concepts, LLC

Orlando, FL

Orlando, FL | 18 awards | Top agency Department of Defense | NAICS 541519

$76,188,604

Harmonia Holdings Group, LLC

Mclean, VA

Mclean, VA | 80 awards | Top agency Department of Agriculture | NAICS 541511

$160,384,643

Asrc Federal Data Solutions, LLC

Beltsville, MD

Beltsville, MD | 49 awards | Top agency National Aeronautics and Space Administration | NAICS 541512

$546,947,552

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