Department of Transportation NAICS 541330 contractors

Engineering Services. Contractors in this NAICS lane under Department of Transportation.

Agency: Department of Transportation

Last updated: April 19, 2026

Visible recipients

101

Mapped obligations

$155,275,365,989

Visible recipients tied to Department of Transportation and NAICS 541330

Polaris Consulting Group, Inc.

Fredericksburg, VA

Fredericksburg, VA | 3 awards | Top agency Department of Defense | NAICS 541611

$500

Garver LLC

North Little Rock, AR

North Little Rock, AR | 5 awards | Top agency Department of Transportation | NAICS 541310

$2,256,561

Burns & Mcdonnell, Inc.

Kansas City, MO

Kansas City, MO | 5 awards | Top agency Department of Defense | NAICS 541330

$146,630,002

Halff Associates, Inc.

Richardson, TX

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

$61,779,929

Skanska USA Building INC

San Antonio, TX

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

$500

Mead & Hunt INC

Middleton, WI

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

$7,396,438

S & K Global Solutions LLC

Polson, MT

Polson, MT | 17 awards | Top agency Department of Defense | NAICS 541511

$9,225,925

Arctic Slope Regional Corporation

Anchorage, AK

Anchorage, AK | 20 awards | Top agency Department of the Treasury | NAICS 517410

$278,763

Infoscitex Corporation

Dayton, OH

Dayton, OH | 5 awards | Top agency Department of Defense | NAICS 541712

Lockheed Martin Services, LLC

Gaithersburg, MD

Gaithersburg, MD | 5 awards | Top agency Department of Transportation | NAICS 541512

$1,976,196,216

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