NAICS + PSC page

NAICS 561210 and PSC Z1AA contractors

Facilities Support Services. MAINTENANCE OF OFFICE BUILDINGS. Use this cross-code page to see which visible federal contractors sit in the overlap between these two public category lanes.

NAICS 561210 + PSC Z1AA
Last updated: April 8, 2026

Visible recipients

15

Mapped obligations

$6,034,991,429

State overlap

0

Top recipients

Visible recipients in the NAICS 561210 and PSC Z1AA overlap

Hensel Phelps Services LLC

Greeley, CO

Hensel Phelps Services LLC is a federal category business profile based in Greeley, CO. The current public data layer shows $3,823,806 in visible federal obligations across 8 awards or transactions. Social Security Administration appears as the strongest visible awarding agency. Top industry concentration is in NAICS 238220 (Plumbing, Heating, and Air-Conditioning Contractors). The profile also shows meaningful product and service activity in PSC Z1AA.

$30,090,972

Abm Industries INC

New York, NY

Abm Industries INC is a federal category business profile based in New York, NY. The current public data layer shows $3,787,904 in visible federal obligations across 8 awards or transactions. General Services Administration 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 Z1AA.

$237,770,055

Chenega Applied Solutions, LLC

Lorton, VA

Chenega Applied Solutions, LLC is a federal 8a program participant profile based in Lorton, VA. The current public data layer shows $2,466,562 in visible federal obligations across 42 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 R499.

$99,087,334

Ryan Companies US INC

Minneapolis, MN

Ryan Companies US INC is a federal category business profile based in Minneapolis, MN. The current public data layer shows $2,279,437 in visible federal obligations across 5 awards or transactions. General Services Administration appears as the strongest visible awarding agency. Top industry concentration is in NAICS 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC Z111.

$47,832

Katmai Government Services

Anchorage, AK

Katmai Government Services is a federal category business profile based in Anchorage, AK. The current public data layer shows $1,150,555 in visible federal obligations across 4 awards or transactions. Small Business Administration 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 Z1AA.

$119,316
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