State + agency + NAICS + PSC page

Department of Homeland Security NAICS 541330 and PSC C219 contractors in Virginia

Engineering Services. ARCHITECT AND ENGINEERING- GENERAL: OTHER. Use this deepest state-buyer cross-code page to see which visible contractors sit in the exact overlap of buyer, geography, industry, and product-service lane.

Virginia · Department of Homeland Security
Last updated: April 8, 2026

Visible recipients

4

Mapped obligations

$1,842,797,641

Cross-code depth

4 filters

Top recipients

Visible recipients tied to Department of Homeland Security, Virginia, NAICS 541330, and PSC C219

Aecom Recovery

Arlington, VA

Aecom Recovery is a federal category business profile based in Arlington, VA. The current public data layer shows $449,711,571 in visible federal obligations across 5 awards or transactions. Department of Homeland Security appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC C219.

$899,158,915

Mantech Srs Technologies, Inc.

Herndon, VA

Mantech Srs Technologies, Inc. is a federal category business profile based in Herndon, VA. The current public data layer shows $74,933,149 in visible federal obligations across 77 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC R425.

$607,948,991

Waller, Todd & Sadler, A Woolpert Company, LLC

Virginia Beach, VA

Waller, Todd & Sadler, A Woolpert Company, LLC is a federal category business profile based in Virginia Beach, VA. The current public data layer shows $40,438,531 in visible federal obligations across 5 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541310 (Architectural Services). The profile also shows meaningful product and service activity in PSC C211.

$14,473,688

Aecom Services, LLC

Arlington, VA

Aecom Services, LLC is a federal category business profile based in Arlington, VA. The current public data layer shows $7,907,100 in visible federal obligations across 82 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC C219.

$321,216,047