Department of Homeland Security NAICS 541511 and PSC R408 contractors

Custom Computer Programming Services. SUPPORT- PROFESSIONAL: PROGRAM MANAGEMENT/SUPPORT. Cross-code overlap under Department of Homeland Security.

Department of Homeland Security · NAICS 541511 · PSC R408

Last updated: April 9, 2026

Visible recipients

Mapped obligations

$20,505,411,278

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541511 and PSC R408

Booz Allen Hamilton INC

Mclean, VA

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

$13,216,139,998

Modern Technology Solutions, Inc.

Alexandria, VA

Alexandria, VA | 285 awards | Top agency General Services Administration | NAICS 541712

$132,432,964

Odyssey Systems Consulting Group, Ltd.

Wakefield, MA

Wakefield, MA | 257 awards | Top agency Department of Defense | NAICS 541712

$113,608,208

Systems Planning And Analysis, Inc.

Alexandria, VA

Alexandria, VA | 238 awards | Top agency Department of Defense | NAICS 541330

$357,347,509

Atlas Research LLC

Washington, DC

Washington, DC | 16 awards | Top agency Department of Veterans Affairs | NAICS 541611

$173,578,059

Steampunk, Inc.

Mc Lean, VA

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

$112,540,822

Mantech Information Systems & Technology Corporation

Fairfax, VA

Fairfax, VA | 5 awards | Top agency Department of Justice | NAICS 541611

$26,970,485

Guidehouse LLP

Mc Lean, VA

Mc Lean, VA | 134 awards | Top agency Department of State | NAICS 541611

$1,365,890,896

Sev1tech, LLC

Woodbridge, VA

Woodbridge, VA | 225 awards | Top agency Department of Defense | NAICS 541712

$169,024,048

Mantech Mbi Inc.

Fairfax, VA

Fairfax, VA | 5 awards | Top agency Department of Commerce | NAICS 541519

$55,944,306

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