Department of Transportation NAICS 541611 and PSC D399 contractors

Administrative Management and General Management Consulting Services. IT AND TELECOM- OTHER IT AND TELECOMMUNICATIONS. Cross-code overlap under Department of Transportation.

Department of Transportation · NAICS 541611 · PSC D399

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$8,493,084,809

State overlap

Top recipients

Visible recipients in the Department of Transportation overlap of NAICS 541611 and PSC D399

Science Applications International Corporation

Reston, VA

Reston, VA | 3,314 awards | Top agency Department of Defense | NAICS 541512

$6,798,097,072

Liberty It Solutions LLC

Mc Lean, VA

Mc Lean, VA | 5 awards | Top agency Department of Veterans Affairs | NAICS 541512

$740,332,820

Sparksoft Corporation

Columbia, MD

Columbia, MD | 52 awards | Top agency Department of Health and Human Services | NAICS 541512

$214,665,551

Macaulay-brown, Inc.

Dayton, OH

Dayton, OH | 5 awards | Top agency General Services Administration | NAICS 541511

$500

Mantech Enterprise Management, Inc.

Fairfax, VA

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

$75,238,825

Alutiiq Information Management, LLC

Anchorage, AK

Anchorage, AK | 111 awards | Top agency Department of State | NAICS 541330

$188,012,677

Goldschmitt And Associates LLC

Sterling, VA

Sterling, VA | 58 awards | Top agency Small Business Administration | NAICS 541611

$131,701,536

Lintech Global INC

Mclean, VA

Mclean, VA | 70 awards | Top agency Department of Defense | NAICS 541512

$108,755,807

The Centech Group Inc.

Bethesda, MD

Bethesda, MD | 40 awards | Top agency Department of Defense | NAICS 517110

$236,280,021

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