Department of Defense NAICS 541512 contractors

Computer Systems Design Services. Contractors in this NAICS lane under Department of Defense.

Agency: Department of Defense

Last updated: April 17, 2026

Visible recipients

247

Mapped obligations

$221,496,891,464

Visible recipients tied to Department of Defense and NAICS 541512

Dev Technology Group INC

Reston, VA

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

$2,158,127

Arcticom, LLC

Anchorage, AK

Anchorage, AK | 198 awards | Top agency Department of Defense | NAICS 541512

$159,336,097

Mantech Information Systems & Technology Corporation

Fairfax, VA

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

$63,012,666

Halvik, LLC

Vienna, VA

Vienna, VA | 202 awards | Top agency Department of Defense | NAICS 541330

$155,065,717

American Systems Corporation

Mclean, VA

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

$234,936,537

Veterans Ez Info Inc.

San Diego, CA

San Diego, CA | 38 awards | Top agency Department of Veterans Affairs | NAICS 541512

$584,435,699

Guidehouse LLP

Mc Lean, VA

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

$336,913,321

Tista Science And Technology Corporation

Rockville, MD

Rockville, MD | 37 awards | Top agency Department of Veterans Affairs | NAICS 541512

$1,838,143,961

Chickasaw Advisory Services, LLC

Norman, OK

Norman, OK | 5 awards | Top agency Department of Health and Human Services | NAICS 541519

$22,314,429

Visionary Integration Professionals LLC

Folsom, CA

Folsom, CA | 15 awards | Top agency Department of Homeland Security | NAICS 541512

$124,658,119

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