Department of Homeland Security NAICS 541511 contractors

Custom Computer Programming Services. Contractors in this NAICS lane under Department of Homeland Security.

Agency: Department of Homeland Security

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$19,440,989,625

Visible recipients tied to Department of Homeland Security and NAICS 541511

Booz Allen Hamilton INC

Mclean, VA

Mclean, VA | 3,955 awards | Top agency Department of Defense | NAICS 541512

$4,939,796,725

Salient Crgt, Inc.

Fairfax, VA

Fairfax, VA | 254 awards | Top agency General Services Administration | NAICS 541512

$112,595,996

Palantir Usg INC

Palo Alto, CA

Palo Alto, CA | 147 awards | Top agency Department of Defense | NAICS 513210

$424,853,004

Mantech Advanced Systems International, Inc.

Herndon, VA

Herndon, VA | 683 awards | Top agency Department of Defense | NAICS 541330

$845,076,707

Hms Technologies, Inc.

Martinsburg, WV

Martinsburg, WV | 5 awards | Top agency Department of Veterans Affairs | NAICS 541512

$184,975,870

Ecs Federal, LLC

Fairfax, VA

Fairfax, VA | 401 awards | Top agency Department of Defense | NAICS 541512

$884,662,447

Acuity INC

Reston, VA

Reston, VA | 24 awards | Top agency Department of State | NAICS 541512

$96,228,698

Jacobs Technology Inc.

Huntsville, AL

Huntsville, AL | 5 awards | Top agency Department of Defense | NAICS 541511

$477,016,644

Microsoft Corporation

Redmond, WA

Redmond, WA | 514 awards | Top agency Department of Defense | NAICS 541512

$796,369,448

Peraton Healthcare Solutions LLC

Herndon, VA

Herndon, VA | 5 awards | Top agency Department of Veterans Affairs | NAICS 541512

$137,629,429

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