Department of Homeland Security NAICS 541712 contractors

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

Agency: Department of Homeland Security

Last updated: April 19, 2026

Visible recipients

Mapped obligations

$71,515,720,214

Visible recipients tied to Department of Homeland Security and NAICS 541712

Ensco INC

Vienna, VA

Vienna, VA | 124 awards | Top agency Department of Defense | NAICS 541712

$325,355,240

Analytic Services Inc.

Arlington, VA

Arlington, VA | 91 awards | Top agency Department of Defense | NAICS 541611

$207,303,760

S & K Technologies, Inc.

Saint Ignatius, MT

Saint Ignatius, MT | 5 awards | Top agency Department of Defense | NAICS 561210

$2,089,407

Cherokee Nation Government Solutions LLC

Tulsa, OK

Tulsa, OK | 56 awards | Top agency Department of Defense | NAICS 541330

$5,248,084

Prescient Edge Corporation

Mc Lean, VA

Mc Lean, VA | 78 awards | Top agency General Services Administration | NAICS 541715

$118,349,112

Arcadis U.s., Inc.

Highlands Ranch, CO

Highlands Ranch, CO | 100 awards | Top agency Department of Defense | NAICS 541330

$59,158,480

Ndi Engineering Company

Thorofare, NJ

Thorofare, NJ | 156 awards | Top agency Department of Defense | NAICS 541330

$2,531,550

Metron Incorporated

Reston, VA

Reston, VA | 48 awards | Top agency Department of Defense | NAICS 541712

$268,948,477

Harmonia Holdings Group, LLC

Mclean, VA

Mclean, VA | 80 awards | Top agency Department of Agriculture | NAICS 541511

$21,318,310

General Atomics Electronic Systems, Inc.

San Diego, CA

San Diego, CA | 5 awards | Top agency Department of Defense | NAICS 334516

$1,505,489

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