New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), Residential Remodelers, Industrial Building Construction, Commercial and Institutional Building Construction

Electrical Contractors, All Other Miscellaneous Fabricated Metal Product Manufacturing, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Other Communications Equipment Manufacturing, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use

fire alarm system, fire alarm, smoke detector, fire control panel, annunciators, notification devices, duct detectors, heat detectors, beam detectors, Marine detector, Voice Evacuation, FireNET, FireNET Plus, VoiceNET, rate of rise

Electrical Contractors, Flooring Contractors, Paper (except Newsprint) Mills, Die-Cut Paper and Paperboard Office Supplies Manufacturing, Stationery, Tablet, and Related Product Manufacturing

Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Power and Communication Line and Related Structures Construction, Highway, Street, and Bridge Construction

Photographic Film, Paper, Plate, and Chemical Manufacturing, Computer Storage Device Manufacturing, Telephone Apparatus Manufacturing, Other Communications Equipment Manufacturing, Audio and Video Equipment Manufacturing

Water and Sewer Line and Related Structures Construction, All Other Miscellaneous Chemical Product and Preparation Manufacturing, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, Environmental Consulting Services

Plumbing, Heating, and Air-Conditioning Contractors, All Other Plastics Product Manufacturing, Rubber and Plastics Hoses and Belting Manufacturing, Rubber Product Manufacturing for Mechanical Use, All Other Rubber Product Manufacturing

Electrical Contractors, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, Other Scientific and Technical Consulting Services

W2 SYSTEMS

Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use

Optical Instrument and Lens Manufacturing, Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufactur, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial, Analytical Laboratory Instrument Manufacturing

Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use

BOILERS

Finfish Farming and Fish Hatcheries, Shellfish Farming, Other Animal Aquaculture, Soil Preparation, Planting, and Cultivating, Farm Labor Contractors and Crew Leaders

Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial, Analytical Laboratory Instrument Manufacturing

Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, Other Commercial and Industrial Machinery and Equipment Rental and Leasing

Electric Bulk Power Transmission and Control, Electric Power Distribution, Water Supply and Irrigation Systems, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial

Industrial Valve Manufacturing, Fluid Power Valve and Hose Fitting Manufacturing, Pump and Pumping Equipment Manufacturing, All Other Miscellaneous General Purpose Machinery Manufacturing, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use

Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, Custom Computer Programming Services, Computer Systems Design Services

Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Other Communications Equipment Manufacturing, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, Other Measuring and Controlling Device Manufacturing, All Other Miscellaneous Electrical Equipment and Component Manufacturing

Crude Petroleum and Natural Gas Extraction, Natural Gas Liquid Extraction, Drilling Oil and Gas Wells, Support Activities for Oil and Gas Operations, Industrial Building Construction

Plumbing, Heating, and Air-Conditioning Contractors, Sheet Metal Work Manufacturing, Heating Equipment (except Warm Air Furnaces) Manufacturing, Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use

Other Communications Equipment Manufacturing, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, Security Systems Services (except Locksmiths)

In-Vitro Diagnostic Substance Manufacturing, Electronic Computer Manufacturing, Semiconductor and Related Device Manufacturing, Other Electronic Component Manufacturing, Electromedical and Electrotherapeutic Apparatus Manufacturing