Department of Homeland Security NAICS 541519 and PSC DA01 contractors

Other Computer Related Services. IT AND TELECOM - BUSINESS APPLICATION/APPLICATION DEVELOPMENT SUPPORT SERVICES (LABOR). Cross-code overlap under Department of Homeland Security.

Department of Homeland Security · NAICS 541519 · PSC DA01

Last updated: April 13, 2026

Visible recipients

Mapped obligations

$34,851,812,116

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541519 and PSC DA01

Deloitte Consulting LLP

Arlington, VA

Arlington, VA | 1,829 awards | Top agency Department of Defense | NAICS 541512

$3,165,080,770

Leidos, Inc.

Reston, VA

Reston, VA | 9,621 awards | Top agency Department of Defense | NAICS 541512

$11,371,797,318

Salient Crgt, Inc.

Fairfax, VA

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

$1,023,301,470

Fcn, Inc.

Rockville, MD

Rockville, MD | 2,208 awards | Top agency Department of the Treasury | NAICS 541519

$7,364,492,448

Microsoft Corporation

Redmond, WA

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

$1,534,660,986

Steampunk, Inc.

Mc Lean, VA

Mc Lean, VA | 126 awards | Top agency Department of Homeland Security | NAICS 541512

$262,583,435

Softrams LLC

Arlington, VA

Arlington, VA | 60 awards | Top agency Department of Health and Human Services | NAICS 541511

$507,455,572

Dev Technology Group INC

Reston, VA

Reston, VA | 93 awards | Top agency Department of Homeland Security | NAICS 541519

$667,698,143

American Systems Corporation

Mclean, VA

Mclean, VA | 295 awards | Top agency Department of Defense | NAICS 541330

$472,347,657

Securigence LLC

Leesburg, VA

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

$70,745,060

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