Department of Homeland Security NAICS 611430 and PSC D399 contractors

Professional and Management Development Training. IT AND TELECOM- OTHER IT AND TELECOMMUNICATIONS. Cross-code overlap under Department of Homeland Security.

Department of Homeland Security · NAICS 611430 · PSC D399

Last updated: April 8, 2026

Visible recipients

Mapped obligations

$935,224,772

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 611430 and PSC D399

Ntt Data Federal Services, Inc.

Herndon, VA

Herndon, VA | 123 awards | Top agency Department of Justice | NAICS 541511

$347,872,173

Redhorse Corporation

Arlington, VA

Arlington, VA | 101 awards | Top agency Department of Defense | NAICS 611430

$414,686,745

Patriot LLC

Columbia, MD

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

$124,055,346

Ellumen, Inc.

Silver Spring, MD

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

$48,610,508

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