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

Esimplicity INC

Silver Spring, MD

Silver Spring, MD | 101 awards | Top agency Department of Health and Human Services | NAICS 541512

$50,623,159

Agile Defense, LLC

Mclean, VA

Mclean, VA | 496 awards | Top agency Department of Defense | NAICS 541512

$24,500,196

Balfour Beatty Construction, LLC

Falls Church, VA

Falls Church, VA | 58 awards | Top agency Department of Defense | NAICS 236220

$40,077,825

Resource Management Concepts, Inc.

Lexington Park, MD

Lexington Park, MD | 153 awards | Top agency Department of Defense | NAICS 541330

$606,835,578

Constellation Newenergy, Inc.

Baltimore, MD

Baltimore, MD | 265 awards | Top agency General Services Administration | NAICS 541330

$297,819,966

Siemens Government Technologies INC

Arlington, VA

Arlington, VA | 227 awards | Top agency Department of Defense | NAICS 541512

$693,128,234

Burns & Mcdonnell Engineering Company, Inc.

Kansas City, MO

Kansas City, MO | 315 awards | Top agency Department of Defense | NAICS 541330

$1,155,240,808

Src INC

Syracuse, NY

Syracuse, NY | 271 awards | Top agency Department of Defense | NAICS 334511

$533,204,901

Applied Research Solutions, Inc.

Beavercreek, OH

Beavercreek, OH | 111 awards | Top agency Department of Defense | NAICS 541712

$26,235,115

Maveris LLC

Mclean, VA

Mclean, VA | 26 awards | Top agency Department of Veterans Affairs | NAICS 541511

$500

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