Department of Defense NAICS 541330 contractors

Engineering Services. Contractors in this NAICS lane under Department of Defense.

Agency: Department of Defense

Last updated: April 19, 2026

Visible recipients

391

Mapped obligations

$384,687,047,787

Visible recipients tied to Department of Defense and NAICS 541330

Mcr Federal, LLC

Alexandria, VA

Alexandria, VA | 23 awards | Top agency Department of Defense | NAICS 541712

$117,846,495

Serco-ips Corporation

Herndon, VA

Herndon, VA | 32 awards | Top agency Department of Defense | NAICS 541330

$2,605,627,585

Arservices, Limited

Falls Church, VA

Falls Church, VA | 33 awards | Top agency Department of Defense | NAICS 541330

$134,377,046

Gannett Fleming Architects, Inc.

Mechanicsburg, PA

Mechanicsburg, PA | 5 awards | Top agency Department of Defense | NAICS 541310

$2,786,445

Hdr, INC

Omaha, NE

Omaha, NE | 5 awards | Top agency Department of Veterans Affairs | NAICS 541310

-$526

Evoke Research And Consulting, LLC

Reston, VA

Reston, VA | 87 awards | Top agency Department of Energy | NAICS 541519

$8,367,395

The Informatics Applications Group, Inc.

Reston, VA

Reston, VA | 29 awards | Top agency Department of Defense | NAICS 541512

$105,052,498

Ai Signal Research INC

Huntsville, AL

Huntsville, AL | 33 awards | Top agency Department of Defense | NAICS 541712

$123,873,425

Octo Consulting Group LLC

Reston, VA

Reston, VA | 35 awards | Top agency Department of Defense | NAICS 541512

$16,041,247

Matrix Design Group, INC

Colorado Springs, CO

Colorado Springs, CO | 5 awards | Top agency Department of Defense | NAICS 541715

$2,821,608

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