Agency + NAICS page

Department of Defense NAICS 541712 contractors

Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology). Contractors in this NAICS lane under Department of Defense.

Agency: Department of Defense

Last updated: April 19, 2026

Visible recipients

121

Mapped obligations

$146,866,396,035

Visible recipients tied to Department of Defense and NAICS 541712

Alion Science And Technology Corporation

Chicago, IL

Chicago, IL | 5 awards | Top agency Department of Defense | NAICS 541710

$371,313,553

Tybrin Corporation

Fort Walton Beach, FL

Fort Walton Beach, FL | 5 awards | Top agency Department of Defense | NAICS 541710

$234,350,418

Ball Aerospace & Technologies Corp.

Boulder, CO

Boulder, CO | 5 awards | Top agency Department of Defense | NAICS 541330

$418,434,345

L3harris Technologies Integrated Systems L.p.

Greenville, TX

Greenville, TX | 403 awards | Top agency Department of Defense | NAICS 336413

$502,241,250

Northrop Grumman Systems Corporation

Melbourne, FL

Melbourne, FL | 713 awards | Top agency Department of Defense | NAICS 336411

$10,812,837,812

The Mitre Corporation

Mc Lean, VA

Mc Lean, VA | 880 awards | Top agency Department of Defense | NAICS 541990

$2,562,980,171

Parsons Government Services Inc.

Centreville, VA

Centreville, VA | 598 awards | Top agency Department of Defense | NAICS 541712

$3,575,774,698

Kbr Wyle Services, LLC

Fulton, MD

Fulton, MD | 645 awards | Top agency Department of Defense | NAICS 541712

$8,120,248,536

Mantech Advanced Systems International, Inc.

Herndon, VA

Herndon, VA | 683 awards | Top agency Department of Defense | NAICS 541330

$597,521,822

The Aerospace Corporation

El Segundo, CA

El Segundo, CA | 527 awards | Top agency Department of Defense | NAICS 541715

$8,730,082,056

Page 2 of 13Prev 1 2 3...13 Next

Agency profile

Loading buyer-level contractor and category paths