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Hamil, Harrison & Co. LLC

Hamil, Harrison & Co., LLC has been providing HVAC installation, repair, and maintenance services to customers in the Ennis, Texas and surrounding areas since 1955. They are a full-service HVAC company, offering the highest quality heating, cooling, and HVAC equipment. They are an authorized Trane dealer with technicians who stay up to date with the latest developments in HVAC technology. All technicians are licensed, state registered, and hold current professional certifications.

Services the company provides include residential and commercial HVAC sales and service, installation of energy saving systems, Trane heating and central air, cooling equipment cleaning, ventilation, and HVAC system maintenance. For those times when your heat or air conditioning goes out, Hamil, Harrison & Co. offers emergency services.

The company also offers maintenance services to keep your HVAC systems running in top form. It’s estimated that a home’s heating, cooling, and air quality systems are responsible for approximately 65% of the home’s power bill. Servicing your heating and air conditioning systems once a year can help keep your systems running as efficiently as possible and prevent expensive repairs down the road.

Hamil, Harrison & Co. makes payment easy by accepting all major credit cards, including Master Card, Discover, and Visa. They place a focus on completing every job on time and within budget, and strive to provide every customer with the highest level of service possible.



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Wells Fargo Financing


ENNIS, Texas 75120


Charter Member