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50+ Years
experience
Emergency
services
Your Trusted HVAC Partner in Dallas
Founded in 1967 by Eldon Miller, Sr., Miller Service Company has established itself as a trusted engineering-based HVAC contractor serving residential and commercial clients. We specialize in the installation, repair, and design of high-efficiency heating, ventilation, and air conditioning systems, including advanced solutions like Geothermal and VRV systems. Our team collaborates with premier builders and architects in the Park Cities and North Dallas areas to deliver tailored HVAC solutions. With decades of experience, we prioritize customer satisfaction through reliable service, expert diagnostics, and comprehensive maintenance programs. Our commitment to quality is reflected in our use of Energy Star-rated equipment and meticulous attention to system efficiency.

We offer specialized services such as ductwork fabrication, indoor air quality improvements, and standby generator installations. Our Planned Service Agreements ensure peak system performance with regular inspections and preferential emergency service. Backed by a skilled team of certified professionals, we provide transparent, fair service with a focus on long-term client relationships. Our expertise extends to mechanical consulting and diagnostic testing to optimize HVAC performance. For over 50 years, we have remained dedicated to innovation and excellence in climate control solutions.
Services
Geothermal Systems VRV Systems Air Conditioning Repair Heating Installation Ductwork Services Indoor Air Quality Standby Generators Wine Refrigeration Mechanical Consulting Testing Diagnostics
Details
  • Year established: 1967
Highlights and features
  • We have over 50 years of experience in HVAC systems.
  • Our team collaborates with premier builders and architects.
  • We install Energy Star-rated heating and cooling systems.
  • We offer specialized Geothermal and VRV system solutions.
  • Our Planned Service Agreements ensure system reliability.
Services
HVAC Installation
We install high-efficiency HVAC systems tailored to residential and commercial needs. Our solutions include conventional equipment upgrades and advanced systems like Geothermal and VRV. Energy Star-rated options reduce heating and cooling costs by up to 30%.
Geothermal Systems
Geothermal pumps provide eco-friendly heating and cooling by leveraging stable underground temperatures. This reduces reliance on fossil fuels and lowers energy bills. Ideal for homes facing rising oil and gas costs.
VRV Systems
VRV systems use a single outdoor unit with multiple indoor units for precise temperature control. They offer higher efficiency ratings and are ideal for homes requiring zoned climate management.
Ductwork Services
We design, fabricate, and repair ductwork to prevent energy loss and indoor air contamination. Properly sealed ducts improve efficiency by up to 30% and enhance air quality by reducing mold and dust.
Planned Maintenance
Our maintenance plans include annual inspections, lubrication, and cleaning to ensure peak HVAC performance. Subscribers receive priority emergency service and customized visit schedules for long-term system reliability.
Questions
What HVAC services do you offer?
We provide installation, repair, and maintenance for residential and commercial HVAC systems, including Geothermal, VRV, ductwork, and indoor air quality solutions.
Do you offer emergency HVAC service?
Yes, we provide emergency service for urgent heating and cooling issues, with priority given to Planned Service Agreement holders.
What areas do you serve?
We primarily serve Park Cities and North Dallas, working with local builders and homeowners to meet regional HVAC needs.
What is a Planned Service Agreement?
It's a maintenance plan with periodic inspections and tune-ups to optimize system efficiency, including priority emergency service and customizable visit frequency.
Reviews (6)
Kirk Smith
Dec 21, 2021 Report
I have known Miller Svc Company for twenty seven years and used their service 5 times since 2016. They are always punctual and their technicians are extremely courteous and responsive to the customers inquiries. The show respect for the customers home but wearing shoe covers (and face masks if asked). Their pricing is very competitive and I have never questioned their quality because they use the best equipment Lennox offers. I will continue to return to their company should the need arise with mine and my daughters HVAC systems. Thanks Miller Service Team!
Courtney Coolant
Jul 03, 2021 Report
Critical:Professionalism,Punctuality,Quality,Responsiveness,Value
Refused to honor manufacturers warranty
Services:Repair HVAC,AC maintenance
Cole Moore
Jul 02, 2021 Report
We purchased a house and the prior homeowner used Miller to replace all the coils in the system. 6 months later the coils had a leak and needed to be replaced under the manufacturers warranty. I got in contact with the customer service rep several times and their only response was that they were simply too busy to handle it and that I needed to contact another provider. In reality, they would just rather direct their resources towards more profitable jobs and not honor warranty. Turns out no other provider could/would do the repair under warranty as they did not have original documents to
Darden Veazey
Jun 21, 2021 Report
Critical:Professionalism,Quality
Terrible customer service - had a necessary repair that could only be performed by them and they refused to help remediate the problem. I asked to speak with the manager with hopes of remediating the situation and customer service refused. Avoid E D Miller Services like the plauge
Service:Repair HVAC
Joey Freshwater
Jun 21, 2021 Report
Critical:Professionalism,Punctuality,Quality,Responsiveness,Value
Extremely unprofessional customer service staff. They would love to install new products but when it comes to servicing or keeping your system running, watch out. Try your luck with another service provider in the DFW area, this one doesn't deserve your hard earned money.
Service:Repair ducts & vents
Michael Lammers
Mar 03, 2021 Report
Positive:Professionalism,Punctuality,Quality,Responsiveness,Value
These guys are great. been using them for a decade.
Services:Installation,Repair HVAC,Repair heating system