Top federal contractors for Department of Defense, NAICS 541620, and PSC B510.

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Top federal contractors for Department of Defense, NAICS 541620, and PSC B510

Ranked contractor profiles for this slice.

Hdr Environmental, Operations And Construction, Inc.

Englewood, CO · Department of Defense

$59,678,442

Wsp USA Solutions INC

Arlington, VA · Department of Defense

$36,524,205

Michael Baker International Holdco Corporation

Moon Township, PA · Department of Defense

$23,540,961

Stantec Consulting Services Inc.

Denver, CO · Department of Defense

$21,902,417

Paragon Technical Services, Inc.

Hilliard, OH · Department of Energy

$16,565,776

Brown And Caldwell

San Diego, CA · Department of Defense

$3,910,103

Trs Group, Inc.

Indianapolis, IN · Small Business Administration

$1,175,119

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