Continued Commitment Over Thirty Years

When you need residential or commercial heating and air conditioning services, the professionals at Siemer Heating & Cooling have knowledge and expertise you can count on. As a Carrier Factory Authorized Dealer, we’re committed to exceptional products, outstanding services and competitive prices.

Air Conditioning, AC Repair and Heating Contractor Highland, IN

With Siemer Heating & Cooling, you’ll get high-quality work, state-of-the-art products and impeccable customer service. We’re a trusted residential and commercial HVAC company because we work very hard to keep our customers happy and comfortable. We offer affordable pricing, regular specials and special financing, so you’ll always have access to essential HVAC products and services. We also provide emergency heating and cooling service 24 hours a day, 365 days a year and a free written estimate for all our work. Whether you need a furnace upgrade, an emergency heater repair or annual air conditioner maintenance, our 100 percent satisfaction guarantee means you’ll never be disappointed.

Why Siemer Heating & Cooling?

Siemer Heating & Cooling is a Carrier Factory Authorized Dealer, and we employ highly-trained and exceptionally-skilled NATE-Certified technicians. We’re licensed, bonded and insured for your protection, and we bring more than 30 years of HVAC industry experience to the table. Contact our staff during regular business hours for heating and air conditioning service, schedule a routine appointment online or call us any time you need emergency heating and air conditioning repair.


Call on the experts at Siemer Heating & Cooling for solutions to all your heating, cooling and indoor air quality needs. Whether you need an emergency furnace replacement or a small air conditioning repair, we’ll take care of it. Our factory-trained technicians service all HVAC equipment makes and models, and if a heating or cooling installation is called for, you can be certain that the new system will be properly sized for your indoor space and that the installation will be performed flawlessly. From whole house energy audits to indoor air quality assessments, you can count on the HVAC professionals at Siemer Heating & Cooling to always be in your corner.

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Your indoor comfort is our commitment. We service all brands of heating and cooling systems in Northwest Indiana and Chicagoland. Call us today to schedule an appointment. Our services include:

  • Air conditioning repair, installation and replacement
  • Heating repair, installation and replacement
  • Air source and geothermal heat pumps
  • Indoor air quality solutions and duct cleaning
  • Heating and air conditioner maintenance plans
  • Home generator installation

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Since we’ve been in business, we have proven our commitment to our customers and to quality work time and time again. Our goal is to do the job right the first time. Our track record is backed by accreditations from Angie’s List and the Better Business Bureau and accolades such as the 2010 Carrier President’s Award.

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From Our Blog

Carrier FAD NATE Angie’s List 2013 BBB Carrier Presidents Award, 2010