Department of State NAICS 541990 and PSC M1FC contractors

All Other Professional, Scientific, and Technical Services. OPERATION OF TROOP HOUSING FACILITIES. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under Department of State.

Department of State · NAICS 541990 · PSC M1FC

Last updated: April 3, 2026

Visible recipients

Mapped obligations

$544,063,586

State overlap

Top recipients

Visible recipients in the Department of State overlap of NAICS 541990 and PSC M1FC

Sos International LLC

Reston, VA

Sos International LLC is a federal category business profile based in Reston, VA. The current public data layer shows $176,763,965 in visible federal obligations across 138 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 M1FC.

$544,063,586