Department of Defense NAICS 541715 and PSC D399 contractors

Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology). IT AND TELECOM- OTHER IT AND TELECOMMUNICATIONS. Cross-code overlap under Department of Defense.

Department of Defense · NAICS 541715 · PSC D399

Last updated: April 9, 2026

Visible recipients

Mapped obligations

$5,678,318,131

State overlap

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 541715 and PSC D399

Caci, Inc. - Federal

Chantilly, VA

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

$4,056,224,116

Peraton Technology Services Inc.

Chantilly, VA

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

$313,129,227

Agile Defense, LLC

Mclean, VA

Mclean, VA | 496 awards | Top agency Department of Defense | NAICS 541512

$181,818,587

Sigma Defense Systems LLC

Perry, GA

Perry, GA | 132 awards | Top agency General Services Administration | NAICS 334290

$63,154,738

Vsolvit LLC

Henderson, NV

Henderson, NV | 205 awards | Top agency Department of Defense | NAICS 541330

$169,622,435

Enlighten It Consulting LLC

Columbia, MD

Columbia, MD | 45 awards | Top agency Department of Defense | NAICS 541511

$114,860,646

Planned Systems International INC

Columbia, MD

Columbia, MD | 64 awards | Top agency Department of Defense | NAICS 541519

$468,099,901

Digital Infuzion, LLC

Rockville, MD

Rockville, MD | 42 awards | Top agency Department of Health and Human Services | NAICS 541512

$150,730,119

Peerless Technologies Corporation

Fairborn, OH

Fairborn, OH | 65 awards | Top agency Department of Defense | NAICS 541330

$96,080,487

Harmonia Holdings Group, LLC

Mclean, VA

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

$54,352,446

Page 1 of 21 2 Next

Agency profile

Loading buyer-level contractor and category paths