Department of Homeland Security NAICS 561499 and PSC R799 contractors

All Other Business Support Services. SUPPORT- MANAGEMENT: OTHER. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under Department of Homeland Security.

Department of Homeland Security · NAICS 561499 · PSC R799

Last updated: April 7, 2026

Visible recipients

Mapped obligations

$574,452,151

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 561499 and PSC R799

Servicesource INC

Oakton, VA

Servicesource INC is a federal ability one program profile based in Oakton, VA. The current public data layer shows $100,137,522 in visible federal obligations across 228 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 561210 (Facilities Support Services). The profile also shows meaningful product and service activity in PSC R604.

$574,452,151