Agency + PSC page

Department of Justice PSC AD23 contractors

R&D- DEFENSE OTHER: SERVICES (ADVANCED DEVELOPMENT). Use this buyer-scoped PSC page to see which visible contractors sit closest to this product or service lane under Department of Justice.

Agency: Department of Justice

Last updated: April 8, 2026

Visible recipients

Mapped obligations

$52,477,176

Visible recipients tied to Department of Justice and PSC AD23

Mantech Systems Engineering Corporation

Fairfax, VA

Mantech Systems Engineering Corporation is a federal category business profile based in Fairfax, VA. The current public data layer shows $1,150,010,370 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 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC R425.

$52,477,176