Department of Homeland Security NAICS 541330 contractors

Engineering Services. Contractors in this NAICS lane under Department of Homeland Security.

Agency: Department of Homeland Security

Last updated: April 19, 2026

Visible recipients

163

Mapped obligations

$236,564,446,561

Visible recipients tied to Department of Homeland Security and NAICS 541330

Information Management Group Incorporated

Fairfax, VA

Fairfax, VA | 15 awards | Top agency Department of Defense | NAICS 541513

$30,865

Alutiiq Business Services, LLC

Anchorage, AK

Anchorage, AK | 5 awards | Top agency Department of Defense | NAICS 611519

$41,897,737

Atkins North America, Inc.

Dallas, TX

Dallas, TX | 8 awards | Top agency Department of Defense | NAICS 541330

$116,971,759

Ameresco Federal Solutions, Inc.

Farmingham, MA

Farmingham, MA | 18 awards | Top agency Department of Homeland Security | NAICS 541330

$63,987,464

Halff Associates, Inc.

Richardson, TX

Richardson, TX | 5 awards | Top agency Department of Defense | NAICS 541330

$61,779,929

Chugach Federal Solutions LLC

Anchorage, AK

Anchorage, AK | 20 awards | Top agency Department of Defense | NAICS 561210

$60,194,011

Skanska USA Building INC

San Antonio, TX

San Antonio, TX | 5 awards | Top agency Department of Defense | NAICS 236220

$500

Tdx Power Services LLC

Anchorage, AK

Anchorage, AK | 20 awards | Top agency Department of Defense | NAICS 237990

$3,692,911

Mead & Hunt INC

Middleton, WI

Middleton, WI | 13 awards | Top agency Department of Defense | NAICS 541310

$7,396,438

Odyssey Systems

Richmond, VA

Richmond, VA | 5 awards | Top agency Department of Defense | NAICS 541712

$29,961,699

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