When it comes to heating your home, our experienced team will ensure you get the most effective and efficient heating systems for your home environment.

Our qualified technicians will install and maintain your system to operate at optimum performance and efficiency. All of our technicians are fully trained and capable of repairing and servicing any make or model.

Preventative maintenance is highly recommended Spring and Fall.

24-hour emergency services at 920-231-5530.

To schedule a repair or to request a free estimate, please call 920-231-5530 or send an email to This email address is being protected from spambots. You need JavaScript enabled to view it.

We are an authorized Trane Dealer.

Other services include:

  • Air Conditioning Systems
  • Forced Air Furnaces
  • Central Air Systems
  • Clogs/Drain Line issues
  • Ductless Units
  • Energy Recovery Ventilators (ERV’s)
  • Garbage Disposal
  • Generators
  • Handicap Installations
  • Heat Pumps
  • Hot Water Boilers
  • Humidifiers
  • Ice Cube Makers
  • New Construction Design
  • Programmable and Non-Programmable Thermostats (Wifi – Nest)
  • Remodel Design
  • Sink Installation/Repair
  • Steam Boilers
  • Sump Pumps
  • Toilet Installation/Repair
  • Tub/Shower Installation/Repair
  • Water Heaters

Client Testimonials

  • It was a pleasure doing business with you as always. Love my Gartman people!

    Bridget

  • Thank you for the excellent support!

    Dave

  • Matt was the gentleman that came this morning. Great guy, represents Gartman well. Thank you for the great service.

    Lynn

  • The Gartman boys left and my new air conditioner is running and blowing cold air. It is so much more quiet than my old unit and I love it. Thanks Gartman, Doug Peters, and crew for making this a pleasant purchase and installation for me.

    Bridget

  • Thank you so much! Greatly appreciate GMS!

    Susan

520 W. South Park Avenue