Agency + NAICS page

Department of Transportation NAICS 541990 contractors

All Other Professional, Scientific, and Technical Services. Use this buyer-scoped industry page to see which visible contractors sit closest to this NAICS lane under Department of Transportation.

Agency: Department of Transportation
Last updated: April 8, 2026

Visible recipients

31

Mapped obligations

$11,747,630,673

Top PSC links

4

Top recipients

Visible recipients tied to Department of Transportation and NAICS 541990

Link Solutions INC

Mc Lean, VA

Link Solutions INC is a federal category business profile based in Mc Lean, VA. The current public data layer shows $13,206,993 in visible federal obligations across 51 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541512 (Computer Systems Design Services). The profile also shows meaningful product and service activity in PSC R499.

$44,966,172

Etrac, A Woolpert Company

San Rafael, CA

Etrac, A Woolpert Company is a federal category business profile based in San Rafael, CA. The current public data layer shows $10,944,093 in visible federal obligations across 17 awards or transactions. Department of Commerce appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541370 (Surveying and Mapping (except Geophysical) Services). The profile also shows meaningful product and service activity in PSC C219.

$154,076

Axiom Resource Management, Inc.

Falls Church, VA

Axiom Resource Management, Inc. is a federal category business profile based in Falls Church, VA. The current public data layer shows $10,271,414 in visible federal obligations across 42 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541611 (Administrative Management and General Management Consulting Services). The profile also shows meaningful product and service activity in PSC R408.

$16,036,943

Trillion Technology Solutions INC

Reston, VA

Trillion Technology Solutions INC is a federal 8a program participant profile based in Reston, VA. The current public data layer shows $9,776,185 in visible federal obligations across 57 awards or transactions. Department of Homeland Security appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541512 (Computer Systems Design Services). The profile also shows meaningful product and service activity in PSC R499.

$3,254,854

Actionet INC

Vienna, VA

Actionet INC is a federal asian pacific american owned business profile based in Vienna, VA. The current public data layer shows $7,641,148 in visible federal obligations across 50 awards or transactions. Department of Energy appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541512 (Computer Systems Design Services). The profile also shows meaningful product and service activity in PSC R499.

$31,433,478

West 4th Strategy, LLC

Mc Lean, VA

West 4th Strategy, LLC is a federal category business profile based in Mc Lean, VA. The current public data layer shows $6,541,582 in visible federal obligations across 90 awards or transactions. Department of Justice appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541611 (Administrative Management and General Management Consulting Services). The profile also shows meaningful product and service activity in PSC R499.

$150,726

Amentum Environment & Energy, Inc.

Aiken, SC

Amentum Environment & Energy, Inc. is a federal category business profile based in Aiken, SC. The current public data layer shows $5,404,004 in visible federal obligations across 37 awards or transactions. Department of Energy appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541712 (Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)). The profile also shows meaningful product and service activity in PSC R425.

$37,098,500

Aptive Resources LLC

Alexandria, VA

Aptive Resources LLC is a federal category business profile based in Alexandria, VA. The current public data layer shows $5,154,601 in visible federal obligations across 81 awards or transactions. Department of Veterans Affairs appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541613 (Marketing Consulting Services). The profile also shows meaningful product and service activity in PSC R701.

$14,116,987

Ahtna Logistics, LLC

Anchorage, AK

Ahtna Logistics, LLC is a federal 8a program participant profile based in Anchorage, AK. The current public data layer shows $4,776,425 in visible federal obligations across 30 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 493190 (Other Warehousing and Storage). The profile also shows meaningful product and service activity in PSC R706.

$10,673,272

Calspan Corporation

Buffalo, NY

Calspan Corporation is a federal category business profile based in Buffalo, NY. The current public data layer shows $3,727,733 in visible federal obligations across 5 awards or transactions. Small Business Administration appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541380 (Testing Laboratories and Services). The profile also shows meaningful product and service activity in PSC 2310.

$347,717
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