Helping to keep Houston cool since 1983

About JM Mechanical Services

JM Mechanical Services


JM Mechanical Services is a woman owned full service heating, ventilation, and air conditioning business located in Houston, Texas. We are licensed by the State of Texas to provide design, installation, and service on all types of environmental air conditioning systems. We have experience in both new construction and remodels in residential, commercial and industrial environments.

JM Mechanical Services has served Houston and its surrounding areas since 1983. We are financially strong, fully bonded and insured for the protection of our customers. Our staff of technicians and installers has an average of 15 years’ experience in the field of air conditioning and heating.

Officers & Management

Corporate Officers

President - Janet McNerney    
Vice President - Michael Demko