Department of Transportation NAICS 541611 and PSC R499 contractors

Administrative Management and General Management Consulting Services. SUPPORT- PROFESSIONAL: OTHER. Cross-code overlap under Department of Transportation.

Department of Transportation · NAICS 541611 · PSC R499

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$20,597,498,591

State overlap

Top recipients

Visible recipients in the Department of Transportation overlap of NAICS 541611 and PSC R499

The Mil Corporation

Bowie, MD

Bowie, MD | 189 awards | Top agency Department of Defense | NAICS 541519

$166,430,845

Delta Solutions & Strategies LLC

Colorado Springs, CO

Colorado Springs, CO | 47 awards | Top agency Department of Defense | NAICS 541330

$274,034,784

Strategic Technology Institute INC

Rockville, MD

Rockville, MD | 130 awards | Top agency Department of Defense | NAICS 336411

$15,733,310

The Bizzell Group LLC

Hyattsville, MD

Hyattsville, MD | 126 awards | Top agency Department of Health and Human Services | NAICS 541611

$342,381,245

Cheyenne River Sioux Tribe

Eagle Butte, SD

Eagle Butte, SD | 168 awards | Top agency Department of the Interior | NAICS 562111

$2,070,439

Chickasaw Nation Industries, INC

Norman, OK

Norman, OK | 20 awards | Top agency Department of Defense | NAICS 541618

$9,256,897

Amivero LLC

Reston, VA

Reston, VA | 80 awards | Top agency General Services Administration | NAICS 541511

$54,161,324

Lower Brule Sioux Tribe

Lower Brule, SD

Lower Brule, SD | 111 awards | Top agency Department of the Interior | NAICS 541611

$1,485,598

Inalab Consulting, Inc.

Fairfax, VA

Fairfax, VA | 136 awards | Top agency Department of Defense | NAICS 541330

$55,853,243

The Cadmus Group LLC

Arlington, VA

Arlington, VA | 289 awards | Top agency Environmental Protection Agency | NAICS 541620

$427,538,768

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