Our qualified plumbers have over 50 years of service and will install and maintain your system to operate at optimum performance and efficiency no matter how large or small the job is.GMS, Inc. provides each customer with plumbing systems designed by professional engineers and installed by master plumbers. All of our plumbers are fully trained and capable of repairing any make or model.

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..

Other services include:

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

Client Testimonials

  • Thank you for your help, Doug.


  • So professional and efficient! Went above and beyond for our salon. Highly recommend.


  • We just want to thank you and your team, again for helping us get our home heating and AC systems upgraded. We are always impressed with how well your guys perform their job.

    Daryl & Rainy

520 W. South Park Avenue