Harster Heating & Air Conditioning Co

Nov 8, 2025 12:07 PM

9900 Gravois Road
Saint Louis, MO (Missouri) 63123-4295
(314) 631-5****

Business Details

65 years Since 1950 Dave Harster (Owner) (314) 631-6336 (Primary Phone) (314) 631-6600 (Fax)

Payment Method:
Serving the Areas:	Serving The St Louis Area
Products:	Heating & Air Conditioning
Services:	Heating & Air Conditioning, Residential & Commercial Sales & Installation, We Service All Makes & Models, Family Owned & Operated For Over 64 Years, Financing Available, Ac Systems, Budget Plans, Business Services, Clean Ups, Domestic, Financing Plans, Home Services, Homeowners, Homes, Household Services, Hvac System Cleaning, Janitorial, Payment Plans
Brands:	Imperial
Specialties:	Heating & Cooling, New Appliances, Boilers, Commercial Grade
Professionals on Staff:	Contractors
Payment Mode:	Financing Available
Certifications:	Financing Available
General Content:	Residential & Commercial, Since 1950, Sales, Sales * Installation * Repair, Residential, 013080Attr:commercial, 268587Attr:commercial
Credit Rating:	Excellent
Sales Volume:	2M - 5M
Employee Size Range:	20-49
Franchise/Chain:	Standalone
Number of PC's:	2-9
Square Footage:	2500-9999
Fortune 500:	No

Additional Categories

Harster Heating & Air Conditioning Co is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

Air Conditioning Equipment & Systems Repair & Service
Boiler Repair & Cleaning
Furnaces Heating Equipment & Supplies
Heating & Air Conditioning Contractors
Heating Contractors

North American Industry Classification System (NAICS) Categories:

Plumbing, Heating, And Air-Conditioning Contractors > Heating Contractors
Plumbing, Heating, And Air-Conditioning Contractors > Boiler & Heating Equipment Repair > Boiler Repair
Warm Air Heating And Air-Conditioning Equipment And Supplies Merchant Wholesalers > Stoves & Furnaces Equipment > Furnace Fittings & Repair Parts
Appliance Repair And Maintenance > Air Conditioning Equipment Repair

Standard Industry Classification (SIC) Categories:

Plumbing, Heating And Air Conditioning > Heating Contractors
Warm Air Heating & Air Conditioning > Stoves & Furnaces Equipment > Furnace Fittings & Repair Parts
Refrigeration & Air Conditioning Repair > Air Conditioning Equipment Repair
Repair Shops And Related Services, Nec > Boiler & Heating Equipment Repair > Boiler Repair

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