Department of Homeland Security NAICS 485999 and PSC Z1AA contractors

All Other Transit and Ground Passenger Transportation. MAINTENANCE OF OFFICE BUILDINGS. 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 485999 · PSC Z1AA

Last updated: April 8, 2026

Visible recipients

Mapped obligations

$43,956,370

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 485999 and PSC Z1AA

Chenega Tri-services, LLC

San Antonio, TX

Chenega Tri-services, LLC is a federal 8a program participant profile based in San Antonio, TX. The current public data layer shows $35,476,087 in visible federal obligations across 27 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 621111 (Offices of Physicians (except Mental Health Specialists)). The profile also shows meaningful product and service activity in PSC Q403.

$43,956,370