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Department of Defense NAICS 541330 contractors

Engineering Services. Use this buyer-scoped industry page to see which visible contractors sit closest to this NAICS lane under Department of Defense.

Agency: Department of Defense

Last updated: April 13, 2026

Visible recipients

371

Mapped obligations

$380,788,574,683

Visible recipients tied to Department of Defense and NAICS 541330

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

Dynamic Systems Technology, Inc.

Fairfax, VA

Fairfax, VA | 40 awards | Top agency Department of Defense | NAICS 541612

$22,913,052

Farnsworth Group, INC

Bloomington, IL

Bloomington, IL | 5 awards | Top agency Small Business Administration | NAICS 541330

$6,460,672

Mobius Consulting, LLC

Alexandria, VA

Alexandria, VA | 37 awards | Top agency Department of Defense | NAICS 541690

$4,969,663

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