Department of Defense NAICS 541715 and PSC AD61 contractors

Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology). R&D- DEFENSE OTHER: CONSTRUCTION (BASIC RESEARCH). Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under Department of Defense.

Department of Defense · NAICS 541715 · PSC AD61

Last updated: April 8, 2026

Visible recipients

Mapped obligations

$3,852,112,403

State overlap

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 541715 and PSC AD61

Parsons Government Services Inc.

Centreville, VA

Parsons Government Services Inc. is a federal category business profile based in Centreville, VA. The current public data layer shows $913,379,435 in visible federal obligations across 598 awards or transactions. Department of Defense 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.

$3,852,112,403