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17 SPECIAL TRADE CONTRACTORS |
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171 Plumbing, Heating, Air-Conditioning |
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1711-01 Heating Specialties |
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1711-02 Heating Contractors |
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1711-03 Sheet Metal Work Contractors |
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1711-04 Pipe Thawing |
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1711-05 Plumbing Contractors |
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1711-06 Piping-Process & Industrial |
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1711-07 Septic Tanks-Cleaning & Repairing |
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1711-08 Septic Tanks |
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1711-09 Sheet Metal Workers |
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1711-10 Furnaces-Repairing & Cleaning |
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1711-11 Solar Heating Contractors |
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1711-12 Heat Pumps |
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1711-13 Gas Burners-Service |
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1711-14 Mechanical Contractors |
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1711-15 Humidifying Apparatus |
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1711-16 Air Pollution Control |
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1711-17 Air Conditioning Contractors & Systems |
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1711-18 Boilers-Repairing & Cleaning |
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1711-19 Cooling Towers |
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1711-20 Ventilating Contractors |
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1711-21 Grease Traps & Sand Traps-Service |
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1711-22 Gas Fitters |
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1711-23 Tank-Installation |
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1711-24 Duct Systems-Air Conditioning & Heating |
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1711-26 Refrigeration Contractors |
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1711-27 Air Conditioning Equip Test & Balancing |
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1711-28 Dry Well Contractors |
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1711-29 Heating Systems-Cleaning |
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1711-30 Air Balancing |
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1711-31 Energy Management Systems & Products |
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1711-32 Geothermal Htg/Cooling Equip/Systs-Dlrs |
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1711-33 Leak Detecting Service |
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1711-34 Septic Tanks Consultants |
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1711-35 Radiant Heating & Cooling Systems |
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1711-36 Refrigerant Recovery |
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1711-37 Roof Cooling Systems |
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1711-38 Concrete-Sealing & Waterproofing |
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1711-39 Boiler Setting |
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1711-40 Pipe-Sealing Service-Industrial |
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1711-43 Plumbing Specialties |
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1711-44 Solar Heating Systems |
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1711-46 Steam Fitters |
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1711-47 Electric Heat Consultants |
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1711-50 Snow Melting Systems |
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1711-52 Sewer Line Cleaning |
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1711-98 Plumbing Heating & Air Conditioning |
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172 Painting & Paper Hanging |
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1721-01 Painters |
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1721-02 Painting Contractors-Industrial |
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1721-03 Spray Painting & Finishing |
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1721-04 Wallpapers & Wallcoverings-Installation |
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1721-05 Stripers-Mechanical |
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1721-06 Boat-Painting & Lettering |
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1721-07 Stencil-Decorative |
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1721-08 Whitewashing |
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1721-09 Painting-Electrostatic |
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1721-11 Wall Coatings-Contractors |
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1721-16 Painting-Production |
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173 Electrical Work |
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1731-01 Electric Contractors |
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1731-02 Electric Contractors-Coml & Industrial |
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1731-03 Factory Maintenance |
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1731-04 Lightning Protection Equipment |
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1731-05 Electric Contractors-Marine |
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1731-06 Electronic Control Systems |
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1731-07 Telecommunications Contractors |
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1731-08 Telephone-Installations |
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1731-09 Landscape Lighting |
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1731-10 Cable/Wire-Installation-Voice/Data Syst |
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1731-11 Electric Cable Fault Locating |
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1731-12 Pay Telephones & Booths Equipment & Svc |
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1731-13 Telecommunications Equipment |
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1731-14 Time Locks |
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1731-15 Data Communications Systems-Cabling |
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1731-16 Fiber Optics-Services |
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1731-19 Commutators |
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1731-21 Load Controllers |
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1731-23 Installation Service |
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1731-26 Electrical Designers |
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1731-27 Communications Contractors |
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1731-28 Low Voltage Systems Contractors |
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1731-29 Home Automation Systems |
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174 Masonry, Stonework & Plastering |
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1741-01 Masonry Contractors |
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1741-02 Pointing-Brick |
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1741-03 Buildings-Concrete |
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1741-04 Stone Setting Contractors |
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1741-05 Adobe Materials & Contractors |
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1741-06 Marble Contractors |
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1741-07 Chimney Builders & Repairers |
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1741-08 Stone Contractors |
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1741-09 Stone-Building |
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1741-12 Masonry Panels-Prefabricated |
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1742-01 Acoustical Materials |
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1742-02 Acoustical Contractors |
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1742-03 Dry Wall Contractors |
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1742-04 Lathing Contractors |
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1742-05 Insulation Contractors-Cold & Heat |
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1742-06 Plastering Contractors |
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1742-07 Stone & Brick-Simulated |
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1742-08 Metal Ceilings |
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1742-10 Plastering-Ornamental |
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1743-01 Tile-Ceramic-Contractors & Dealers |
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1743-02 Marble & Terrazzo-Cleaning & Service |
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1743-03 Mantels |
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1743-04 Contractors-Tile |
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1743-05 Marble Decorators |
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175 Carpentry & Floor Work |
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1751-01 Building Finish |
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1751-02 Carpenters |
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1751-03 Cabinet Makers |
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1751-04 Wood Finishing Service |
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1751-05 Window Replacement |
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1751-06 Woodworkers |
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1751-07 Garage Doors-Repairing |
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1751-08 Framing Contractors-Buildings |
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1752-01 Tile-Non-Ceramic-Contractors & Dealers |
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1752-02 Linoleum Layers Equipment & Supplies |
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1752-03 Floor Laying Refinishing & Resurfacing |
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1752-04 Linoleum Layers |
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1752-05 Floor Refinishing & Resurfacing |
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1752-06 Carpet Layers |
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1752-07 Vinyl Layers |
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1752-08 Floors-Contractors & Builders |
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1752-09 Carpet & Rug-Measuring Service |
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1752-10 Racquetball Handball/Squash Crt Constr |
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1752-13 Floor Coatings-Concrete |
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1752-20 Surface Preparation & Equipment |
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1752-99 Floor Laying & Floor Work Nec |
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176 Roofing, Siding & Sheet Metal Work |
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1761-01 Coppersmiths |
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1761-02 Ceilings |
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1761-03 Gutters & Downspouts |
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1761-04 Roof Decks |
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1761-05 Roofing Consultants |
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1761-06 Roof Maintenance |
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1761-07 Roof Coating |
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1761-08 Roof Structures |
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1761-09 Roofing Contractors |
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1761-10 Skylights |
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1761-11 Siding Contractors |
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1761-12 Tinning |
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1761-13 Roof Inspection Service |
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1761-16 Cornices-Building |
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1761-17 Metal Roofing Contractors |
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1761-19 Mobile Homes-Roofing & Roof Covering |
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1761-98 Roofing Siding & Sheet Metal Work |
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177 Concrete Work |
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1771-01 Driveways |
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1771-02 Balancing Service-Industry |
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1771-03 Floors-Industrial |
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1771-04 Stucco Contractors |
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1771-05 Concrete Contractors |
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1771-06 Concrete-Restoration |
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1771-07 Concrete Pumping Service |
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1771-08 Sidewalk Contractors |
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1771-09 Gunite Contractors |
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1771-10 Grouting Contractors |
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1771-11 Concrete-Grinding & Finishing |
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1771-13 Concrete Ditch Liners |
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1771-15 Cement-Asbestos |
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178 Water Well Drilling |
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1781-01 Water Well Drilling & Service |
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1781-02 Drilling & Boring Contractors |
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1781-03 Well Drilling |
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1781-04 Well Contractors-Artesian |
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1781-08 Water Systems |
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1781-09 Water Well Abandonment Service |
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1781-10 Water Well Locating |
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179 Miscellaneous Special Trade Contractors |
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1791-01 Steel Detailers-Structural |
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1791-02 Steel Erectors |
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1791-03 Steel-Fabricators |
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1791-04 Metal Fabricators |
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1791-05 Steel Detailers-Reinforcing |
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1791-06 Vibration Isolation |
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1791-07 Concrete Post Tensioning |
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1791-09 Steel-Reinforcing |
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1793-01 Curtain Walls |
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1793-02 Glaziers |
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1793-03 Glass-Repairing |
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1793-04 Windows-Repairing |
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1793-05 Storm Windows & Doors-Repairing |
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1793-06 Sash Operating Devices |
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1794-01 Landfill Demolition |
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1794-02 Foundation-Drilling Contractors |
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1794-03 Excavating Contractors |
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1794-04 Bulldozing |
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1794-05 Foundation-Contractors |
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1794-06 Contractors-Site Development |
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1794-07 Land Clearing & Leveling |
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1794-08 Dirt Contractors |
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1794-10 Site Development Contractors |
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1795-01 Demolition Consultants |
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1795-02 Demolition Contractors |
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1795-04 Concrete Breaking Cutting & Sawing & Et |
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1795-05 Smoke Stacks-Dismantiling |
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1796-01 Elevators-Repairing |
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1796-02 Dumbwaiters |
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1796-03 Blowers & Blower Systems |
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1796-04 Machinery-Movers & Erectors |
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1796-05 Elevators-Sales & Service |
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1796-06 Millwrights |
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1796-07 Pneumatic Tube Equipment & Systems |
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1796-08 Elevator Cars-Refinishing |
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1796-10 Elevators-Portable |
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1796-99 Installation Or Erection-Bldg Eqpt Nec |
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1799-01 Burglar Bars |
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1799-02 Porcelain Enamel-Repairing/Refinishing |
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1799-03 Guards-Door & Window |
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1799-04 Guard Rails |
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1799-05 Railings |
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1799-06 Wallpaper Removal Contractors |
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1799-07 Columns |
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1799-08 Weather Stripping Contractors |
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1799-09 Waterproofing Contractors |
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1799-10 Paint Removing |
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1799-11 Sandblasting |
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1799-12 Pumping Contractors |
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1799-13 Service Station Equipment-Installing |
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1799-15 Service Station Equipment-Servicing |
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1799-16 Shoring |
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1799-17 Steam Cleaning-Industrial |
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1799-18 Stair Builders |
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1799-19 Steeple Jacks |
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1799-20 Swimming Pool Enclosures |
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1799-21 Swimming Pool Contrs Dealers & Designer |
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1799-22 Tennis Court Enclosures |
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1799-23 Tanks-Repairing |
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1799-24 Fireproofing |
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1799-25 Gas Detectors |
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1799-26 Asbestos Removal Service |
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1799-27 Mobile Homes-Anchoring Service |
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1799-28 Boring Contractors |
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1799-29 Building Specialties |
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1799-30 Bowling Lane Refinishing & Repairing |
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1799-31 Caulking Contractors |
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1799-32 Cable Splicing |
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1799-34 Dog Enclosures & Runways |
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1799-35 Computer Rooms-Installation & Equipment |
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1799-36 Pipe & Boiler Covering Contractors |
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1799-37 House Leveling |
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1799-38 Fence Contractors |
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1799-42 Washers-Pressure |
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1799-43 Retaining Walls |
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1799-44 Tank Removal |
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1799-45 Tanks-Abandoned-Filled |
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1799-46 Concrete-Forms Erectors |
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1799-47 Graffiti Removal & Protection Services |
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1799-48 Lead Removal & Abatement |
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1799-49 Linings-Plastic Membrane & Etc |
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1799-50 Fire Violations-Removed |
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1799-52 Lake & Pond Construction & Maintenance |
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1799-53 Dewatering Contractors |
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1799-55 House Raising |
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1799-56 Predictive Maintenance Service |
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1799-57 Photographic Sets |
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1799-58 Pipe Covering Contractors |
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1799-59 Pipe Pushing |
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1799-60 Sign Contractors |
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1799-61 Skating Rinks-Installation |
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1799-63 Condensation Control |
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1799-65 Government-Contractors |
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1799-66 Shores-Adjustable |
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1799-67 Steeples & Spires |
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1799-68 Test Borings |
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1799-70 Concrete-Precast |
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1799-77 Contractors |
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1799-78 Earthquake Products & Services |
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1799-79 Artificial Grass |
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1799-80 Awnings & Canopies-Maintenance |
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1799-81 Corral Builders |
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1799-82 Erecting Contractors |
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1799-84 Rust Removing |
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1799-85 Swimming Pool Coping Plastering & Tilin |
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1799-99 Special Trade Contractors Nec |
