Interstate Heating Co. Inc. | Geothermal Heating & Cooling Contractors

Jan 8, 2026 3:42 AM

N53w24950 South Corporate Circle Suite 1
Sussex, WI (Wisconsin) 53089-4374
(262) 246-4****

Business Details

53 years Since 1962 Dennis Borchardt (Owner)

Opening Hours:

Daily Hours
Monday-Friday	7:00AM - 4:30PM

Payment Method:

Products:

Heating, Ac Units, Air Conditioning Units, Air Units, Cooling, Energy Systems

Services:

24 Hour Emergency Service, Ac Systems, Budget Plans, Build, Business Services, Check Ups, Domestic, Financing Plans, Fix, Home Services, Homeowners, Homes, Household Services, Modifications, Payment Plans

Service Features:

Commercial, Financing Available, Guarantees, Residential, Business

Brands:

Interstate

Specialties:

Air Conditioners, Heating & Cooling, Boilers, Window Air Conditioning Units

Special Hours:

Emergency Services

Professionals on Staff:

Contractors, Technicians

Certifications:

Bonded, Certified, Factory Trained, Insured, Licensed

General Content:

In Business Since 1962, 268587Attr:humidifiers, Air Conditioning, Heating Contractors, Residential

Sales Volume:

5M - 10M

Employee Size Range:

5 (appx)

Discount Provided:

Senior Discount

Additional Categories

Interstate Heating Co. Inc. is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

Air Conditioning Contractors
Boiler Equipment & Supplies
Geothermal Heating & Cooling Contractors
Heating & Air Conditioning Contractors
Ventilating Contractors
Heating Contractors

North American Industry Classification System (NAICS) Categories:

Plumbing, Heating, And Air-Conditioning Contractors > Ventilating Contractors
Plumbing, Heating, And Air-Conditioning Contractors > Heating Contractors
Plumbing, Heating, And Air-Conditioning Contractors > Air Conditioning Contractors
Plumbing, Heating, And Air-Conditioning Contractors > Geothermal Heating & Cooling Contractors
Plumbing And Heating Equipment And Supplies (Hydronics) Merchant Wholesalers > Water Heaters & Boilers > Boiler Equipment & Supplies

Standard Industry Classification (SIC) Categories:

Plumbing, Heating And Air Conditioning > Ventilating Contractors
Plumbing, Heating And Air Conditioning > Heating Contractors
Plumbing, Heating And Air Conditioning > Air Conditioning Contractors
Plumbing, Heating And Air Conditioning > Geothermal Heating & Cooling Contractors
Plumbing And Heating Equipment And Supplies (Hydronics) > Water Heaters & Boilers > Boiler Equipment & Supplies

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