Agency + PSC page

Department of Homeland Security PSC AC65 contractors

R&D- DEFENSE SYSTEM: ELECTRONICS/COMMUNICATION EQUIPMENT (OPERATIONAL SYSTEMS DEVELOPMENT). Use this buyer-scoped PSC page to see which visible contractors sit closest to this product or service lane under Department of Homeland Security.

Agency: Department of Homeland Security
Last updated: April 8, 2026

Visible recipients

3

Mapped obligations

$2,216,298,728

Top NAICS links

4

Top recipients

Visible recipients tied to Department of Homeland Security and PSC AC65

General Dynamics C4 Systems, Inc.

Scottsdale, AZ

General Dynamics C4 Systems, Inc. is a federal category business profile based in Scottsdale, AZ. The current public data layer shows $5,425,082,679 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 AC63.

$713,123,678

Bae Systems Technology Solutions & Services Inc.

Rockville, MD

Bae Systems Technology Solutions & Services Inc. is a federal category business profile based in Rockville, MD. The current public data layer shows $1,184,458,491 in visible federal obligations across 1,291 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 L014.

$1,415,200,508

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.

$87,974,542