Department of Transportation NAICS 541330 contractors in Maryland

Engineering Services. Contractors in this state-buyer-industry overlap.

Maryland + Department of Transportation

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$13,340,887,186

Visible recipients tied to Department of Transportation, Maryland, and NAICS 541330

Lockheed Martin Services, LLC

Gaithersburg, MD

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

Booz Allen Hamilton Engineering Services, LLC

Annapolis Junction, MD

Annapolis Junction, MD | 11 awards | Top agency Department of Defense | NAICS 541330

Page 2 of 2Prev 1 2

State page

Loading state-level contractor and award paths

State + agency + NAICS page