Commercial HVAC Maintenance

Regular scheduled HVAC maintenance can ensure that your business’s HVAC system is running as effectively and efficiently as possible.  From coil cleaning to diagnostic tests, GMH will have your system cooling and heating to its optimum ability.

Whether you operate a church, retail store, restaurant, or office GMH can work with you to design a custom maintenance plan to fit your needs. Contact us to set up a cost-effective regular HVAC maintenance that can help you avoid costly repairs in the future.

Why Choose Us

  • We have served the upstate for over 55 years
  • We respect your time. We strive to be on-time everytime
  • Very Friendly Service Techs
  • Affordable prices
  • We service commercial and residential

What Client’s Say

Gave estimate for a new unit, temp fixed, replaced old unit with a new energy efficient unit.They were quick and professional. Called to inform us when they would be out and were on time. Did a great job and would recommend them! 🙂
Tim B
Wonderful company, we have used them for years and have recommended them to many friends……they were all very satisfied with the service, and price!
Dot S
Best service I have ever received. On time and very friendly
Mike R
I had an issue with very high power bills this winter. They came out and explained all my options and how I could even switch over to a gas furnace. The guys did a great job, they were very polite, clean and took care of us. I would recommend them to anyone.
Sam H