McMillen Heating and Cooling has been in business for 55 years and continue to uphold the reputation doing the best quality work our customers have come to expect and more. We take pride in our quality of workmanship and our customers satisfaction always comes first. We are licensed and we warranty our work. We pride ourself in making sure things are done right the first time.

We are a full service company that can take care of your heating and cooling needs at home and at your business. We do commercial and industrial work as well, servicing some of the largest manufactures in Tuscarawas county. We do building automation and zoning for commercial and industrial as well as residential. We are a full service sheetmetal company, new construction and retrofit installs. We install and service mini-split units,Geothermal units, heat pumps and more. And we also do retrofit zoning to existing systems, ultraviolet light system and ionizing units to eliminate molds and viruses in homes.