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Standard Industrial Classification Codes (SIC Codes) identify the primary line of business of a company. It is the most widely used system by US Government, public, and private organizations. Every business in the USA is classified by an SIC Code.
Business List- SIC Code 4-PLUMBING HEATING & AIR CONDITIONING
6 digit SIC Code
- 171101HEATING SPECIALTIES
- 171102HEATING CONTRACTORS
- 171103SHEET METAL WORK CONTRACTORS
- 171104PIPE THAWING
- 171105PLUMBING CONTRACTORS
- 171106PIPING-PROCESS & INDUSTRIAL
- 171107SEPTIC TANKS/SYSTEMS-CLEANING/REPAIRING
- 171108SEPTIC TANKS
- 171109SHEET METAL WORKERS
- 171110FURNACES-REPAIRING & CLEANING
- 171111SOLAR HEATING CONTRACTORS
- 171112HEAT PUMPS
- 171113GAS BURNERS-SERVICE
- 171114MECHANICAL CONTRACTORS
- 171115HUMIDIFYING APPARATUS
- 171116AIR POLLUTION CONTROL
- 171117AIR CONDITIONING CONTRACTORS & SYSTEMS
- 171118BOILERS-REPAIRING & CLEANING
- 171119COOLING TOWERS
- 171120VENTILATING CONTRACTORS
- 171121GREASE TRAPS & SAND TRAPS-SERVICE
- 171122GAS FITTERS
- 171123TANK INSTALLATION
- 171124DUCT SYSTEMS-AIR CONDITIONING & HEATING
- 171125THAWING SERVICE
- 171126REFRIGERATION CONTRACTORS
- 171127AIR CONDITIONING EQUIP TEST & BALANCING
- 171128DRY WELL CONTRACTORS
- 171129HEATING SYSTEMS-CLEANING & REPAIRING
- 171130AIR BALANCING
- 171131ENERGY MANAGEMENT SYSTEMS & PRODUCTS
- 171132GEOTHERMAL HTG/COOLING EQUIP/SYSTS-DLRS
- 171133LEAK DETECTING SERVICE
- 171134SEPTIC TANKS CONSULTANTS
- 171135RADIANT HEATING & COOLING SYSTEMS
- 171136REFRIGERANT RECOVERY
- 171137ROOF COOLING SYSTEMS
- 171138CONCRETE-SEALING & WATERPROOFING
- 171140PIPE-SEALING SERVICE-INDUSTRIAL
- 171141PLUMBING CONTRACTORS REFERRAL SERVICE
- 171142PLUMBING DRAINS & SEWER CONSULTANTS
- 171143SLAB LEAKS
- 171144SOLAR HEATING SYSTEMS
- 171146STEAM FITTERS
- 171147HEATING & COMBUSTION CONSULTANTS
- 171148COOLING SYSTEMS-MACHINE
- 171149GAS FURNACES
- 171150SNOW MELTING SYSTEMS
- 171151SEWER LOCATING SERVICE
- 171152SEWER & DRAIN CLEANING-SERVICE/REPAIR
- 171156BOILERS-INSPECTION
- 171158WATER MAIN CLEANING SVC
- 171159AIR DUCT SEALING
- 171162HEATING SYSTEMS ALTERNATIVE
- 171163LIFT STATION MAINTENANCE & REPAIR
- 171165FIRE SPRINKLER SYSTEMS INSTALLATION
- 171198PLUMBING HEATING & AIR CONDITIONING
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