Possible NAICS Codes
237130 – Power and Communication Line and Related Structures Construction
236220 – Commercial and Institutional Building Construction
237110 – Water and Sewer Line and Related Structures Construction
238210 – Electrical Contractors and Other Wiring Installation Contractors
237990 – Other Heavy and Civil Engineering Construction
238220 – Plumbing, Heating, and Air-Conditioning Contractors
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
212321 – Construction Sand and Gravel Mining
221330 – Steam and Air-Conditioning Supply
238990 – All Other Specialty Trade Contractors

Possible NAICS Codes
236220 – Commercial and Institutional Building Construction
237110 – Water and Sewer Line and Related Structures Construction
238210 – Electrical Contractors and Other Wiring Installation Contractors
238220 – Plumbing, Heating, and Air-Conditioning Contractors
237130 – Power and Communication Line and Related Structures Construction
561210 – Facilities Support Services
238990 – All Other Specialty Trade Contractors
236210 – Industrial Building Construction
237990 – Other Heavy and Civil Engineering Construction
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance

Possible NAICS Codes
236220 – Commercial and Institutional Building Construction
237130 – Power and Communication Line and Related Structures Construction
238160 – Roofing Contractors
238220 – Plumbing, Heating, and Air-Conditioning Contractors
238210 – Electrical Contractors and Other Wiring Installation Contractors
237990 – Other Heavy and Civil Engineering Construction
238990 – All Other Specialty Trade Contractors
541360 – Geophysical Surveying and Mapping Services
237310 – Highway, Street, and Bridge Construction
238320 – Painting and Wall Covering Contractors

Possible NAICS Codes
236220 – Commercial and Institutional Building Construction
237130 – Power and Communication Line and Related Structures Construction
238160 – Roofing Contractors
238990 – All Other Specialty Trade Contractors
238220 – Plumbing, Heating, and Air-Conditioning Contractors
237310 – Highway, Street, and Bridge Construction
238210 – Electrical Contractors and Other Wiring Installation Contractors
236210 – Industrial Building Construction
237990 – Other Heavy and Civil Engineering Construction
238120 – Structural Steel and Precast Concrete Contractors

Possible NAICS Codes
531190 – Lessors of Other Real Estate Property
721211 – RV (Recreational Vehicle) Parks and Campgrounds
531120 – Lessors of Nonresidential Buildings (except Miniwarehouses)
237130 – Power and Communication Line and Related Structures Construction
812930 – Parking Lots and Garages
921190 – Other General Government Support
531130 – Lessors of Miniwarehouses and Self-Storage Units
516210 – Media Streaming Distribution Services, Social Networks, and Other Media Networks and Content Providers
561210 – Facilities Support Services
811210 – Electronic and Precision Equipment Repair and Maintenance

Possible NAICS Codes
236220 – Commercial and Institutional Building Construction
237130 – Power and Communication Line and Related Structures Construction
238210 – Electrical Contractors and Other Wiring Installation Contractors
541512 – Computer Systems Design Services
561612 – Security Guards and Patrol Services
541330 – Engineering Services
238220 – Plumbing, Heating, and Air-Conditioning Contractors
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
517810 – All Other Telecommunications
562211 – Hazardous Waste Treatment and Disposal

Description
Antennas, Waveguide, and Related Equipment

Includes
Aerials; Mast; Tower Equipment; Attenuators; Couplers; Transmission Lines.

Excludes
Tower Structures.

Possible NAICS Codes
334220 – Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing
334419 – Other Electronic Component Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
332618 – Other Fabricated Wire Product Manufacturing
444180 – Other Building Material Dealers
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
334290 – Other Communications Equipment Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
541519 – Other Computer Related Services

Possible NAICS Codes
236220 – Commercial and Institutional Building Construction
237130 – Power and Communication Line and Related Structures Construction
238210 – Electrical Contractors and Other Wiring Installation Contractors
561210 – Facilities Support Services
811210 – Electronic and Precision Equipment Repair and Maintenance
238990 – All Other Specialty Trade Contractors
238220 – Plumbing, Heating, and Air-Conditioning Contractors
238160 – Roofing Contractors
238290 – Other Building Equipment Contractors
541519 – Other Computer Related Services

Possible NAICS Codes
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
236220 – Commercial and Institutional Building Construction
237130 – Power and Communication Line and Related Structures Construction
238220 – Plumbing, Heating, and Air-Conditioning Contractors
238210 – Electrical Contractors and Other Wiring Installation Contractors
238990 – All Other Specialty Trade Contractors
237990 – Other Heavy and Civil Engineering Construction
238110 – Poured Concrete Foundation and Structure Contractors
238160 – Roofing Contractors
561210 – Facilities Support Services

Description
Installation of Equipment: Electrical and Electronic Equipment Components

Possible NAICS Codes
238210 – Electrical Contractors and Other Wiring Installation Contractors
541330 – Engineering Services
541512 – Computer Systems Design Services
541519 – Other Computer Related Services
334290 – Other Communications Equipment Manufacturing
236220 – Commercial and Institutional Building Construction
237130 – Power and Communication Line and Related Structures Construction

Possible NAICS Codes
237990 – Other Heavy and Civil Engineering Construction
236220 – Commercial and Institutional Building Construction
238990 – All Other Specialty Trade Contractors
237310 – Highway, Street, and Bridge Construction
562910 – Remediation Services
238110 – Poured Concrete Foundation and Structure Contractors
238910 – Site Preparation Contractors
237110 – Water and Sewer Line and Related Structures Construction
238190 – Other Foundation, Structure, and Building Exterior Contractors
237130 – Power and Communication Line and Related Structures Construction

Possible NAICS Codes
237130 – Power and Communication Line and Related Structures Construction
334220 – Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing
531390 – Other Activities Related to Real Estate
516120 – Television Broadcasting Stations
516110 – Radio Broadcasting Stations
517810 – All Other Telecommunications
531120 – Lessors of Nonresidential Buildings (except Miniwarehouses)
532490 – Other Commercial and Industrial Machinery and Equipment Rental and Leasing
921190 – Other General Government Support
516210 – Media Streaming Distribution Services, Social Networks, and Other Media Networks and Content Providers

Possible NAICS Codes
237130 – Power and Communication Line and Related Structures Construction
236220 – Commercial and Institutional Building Construction
221114 – Solar Electric Power Generation
221122 – Electric Power Distribution
238210 – Electrical Contractors and Other Wiring Installation Contractors
238290 – Other Building Equipment Contractors
334111 – Electronic Computer Manufacturing

Possible NAICS Codes
236220 – Commercial and Institutional Building Construction
238220 – Plumbing, Heating, and Air-Conditioning Contractors
238160 – Roofing Contractors
238990 – All Other Specialty Trade Contractors
561210 – Facilities Support Services
238320 – Painting and Wall Covering Contractors
238210 – Electrical Contractors and Other Wiring Installation Contractors
237310 – Highway, Street, and Bridge Construction
238290 – Other Building Equipment Contractors

Description
Engineering and Technical Services

Includes
Includes: System Engineering, Technical Assistance and Other Services Used to Support the Program Office During the Acquisition Cycle

Excludes
Excludes: Language Translation and Sign Language Interpretation (PSC R608)

Possible NAICS Codes
541330 – Engineering Services
541990 – All Other Professional, Scientific, and Technical Services
541512 – Computer Systems Design Services
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
541690 – Other Scientific and Technical Consulting Services
541620 – Environmental Consulting Services
336611 – Ship Building and Repairing
541519 – Other Computer Related Services
541611 – Administrative Management and General Management Consulting Services
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing