fire, security, protection, sprinkler, alarm, suppression, extinguishers, detection, smoke, monitor, gas, installation

base support, warehousing, facility services

fire alarm, cctv, security

technology, IT, computers, networking, network security

Computer, Technical

AUTOMATION CONTROLS & SOLUTIONS

Administrative Management and General Management Consulting Services, Office Administrative Services, Facilities Support Services, Temporary Help Services, Security Systems Services (except Locksmiths)

Steam and Air-Conditioning Supply, Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Power and Communication Line and Related Structures Construction

Computer and Computer Peripheral Equipment and Software Merchant Wholesalers, Electronic Shopping, Software Publishers, Data Processing, Hosting, and Related Services, Computer Systems Design Services

watching out

Electrical Contractors, Other Electronic Parts and Equipment Merchant Wholesalers, Telecommunications Resellers, Computer Systems Design Services, Computer Facilities Management Services

Other Scientific and Technical Consulting Services, Security Systems Services (except Locksmiths), Fire Protection

Other Professional Equipment and Supplies Merchant Wholesalers, Data Processing, Hosting, and Related Services, Engineering Services, Custom Computer Programming Services, Computer Systems Design Services

NORTHERN SUPPORT SERVICES INC

Office Administrative Services, Security Guards and Patrol Services, Security Systems Services (except Locksmiths), Locksmiths

Water Supply and Irrigation Systems, Residential Remodelers, Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction

New Multifamily Housing Construction (except Operative Builders), Industrial Building Construction, Commercial and Institutional Building Construction, Power and Communication Line and Related Structures Construction, Other Heavy and Civil Engineering Construction

Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen, Welding and Soldering Equipment Manufacturing, Electronic Computer Manufacturing, Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufactur, Aircraft Manufacturing

Support Activities for Forestry, Industrial Building Construction, Commercial and Institutional Building Construction, Power and Communication Line and Related Structures Construction, Other Heavy and Civil Engineering Construction

Other Scientific and Technical Consulting Services, Investigation Services, Security Guards and Patrol Services, Security Systems Services (except Locksmiths), Professional and Management Development Training

Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Irradiation Apparatus Manufacturing, Other Airport Operations, Wired Telecommunications Carriers, Data Processing, Hosting, and Related Services

Commercial and Institutional Building Construction, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Irradiation Apparatus Manufacturing, Other Aircraft Parts and Auxiliary Equipment Manufacturing, Hardware Merchant Wholesalers

Other Food Crops Grown Under Cover, Water Supply and Irrigation Systems, Sporting and Recreational Goods and Supplies Merchant Wholesalers, Data Processing, Hosting, and Related Services, Custom Computer Programming Services

Commercial and Institutional Building Construction, Other Foundation, Structure, and Building Exterior Contractors, Electrical Contractors, General Warehousing and Storage, Data Processing, Hosting, and Related Services

Commercial and Institutional Building Construction, Other Management Consulting Services, Facilities Support Services, Security Systems Services (except Locksmiths)