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Department of Health and Human Services NAICS 561210 and PSC Z1AA contractors

Facilities Support Services. 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 Health and Human Services.

Department of Health and Human Services · NAICS 561210 · PSC Z1AA
Last updated: April 8, 2026

Visible recipients

3

Mapped obligations

$2,724,623,011

State overlap

3

Top recipients

Visible recipients in the Department of Health and Human Services overlap of NAICS 561210 and PSC Z1AA

Emcor Government Services, INC

Alexandria, VA

Emcor Government Services, INC is a federal category business profile based in Alexandria, VA. The current public data layer shows $110,923,764 in visible federal obligations across 389 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 S216.

$2,391,238,152

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.

$103,353,697

Aleut O&m Services, LLC

Colorado Springs, CO

Aleut O&m Services, LLC is a federal alaskan native corporation owned firm profile based in Colorado Springs, CO. The current public data layer shows $27,208,314 in visible federal obligations across 56 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 M1AZ.

$230,031,162