PSC Z1BB Maintenance of Air Traffic Control Training Facilities

Services
Federal Category 4.4: Facilities & Construction Facility Related Services

Possible NAICS Codes
236220 – Commercial and Institutional Building Construction
811213 – Communication Equipment Repair and Maintenance
611710 – Educational Support Services
561621 – Security Systems Services (except Locksmiths)
561210 – Facilities Support Services
541350 – Building Inspection Services
532490 – Other Commercial and Industrial Machinery and Equipment Rental and Leasing
337920 – Blind and Shade Manufacturing
314110 – Carpet and Rug Mills
238320 – Painting and Wall Covering Contractors