Plumbing, Heating, and Air?Conditioning Contractors

Commercial and Institutional Building Construction

Electrical Contractors and Other Wiring Installation Contractors

Heating Equipment (except Warm Air Furnaces) Manufacturing

Air?Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing

Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers

Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance

Code	Description	Primary
238220	Plumbing, Heating, and Air?Conditioning Contractors
236220	Commercial and Institutional Building Construction
238210	Electrical Contractors and Other Wiring Installation Contractors

S & W CONTROLS, INC

NAICS Codes