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33 Years
experience
Trusted HVAC Installation, Repair & Maintenance Services in Houston
ATS Mechanical has been a trusted provider of HVAC solutions in North Houston for over 32 years. Our team of skilled technicians specializes in heating, cooling, and indoor air quality services for residential and commercial properties, including system installation, repair, and maintenance. We prioritize energy efficiency, personalized service, and customer satisfaction, backed by rigorous employee training and industry certifications.

Our commitment to quality is reflected in our partnerships with leading brands like Mitsubishi and American Standard, as well as our community involvement through charitable sponsorships. With locations in Cypress, Tomball, and The Woodlands, we deliver reliable, long-term solutions tailored to meet the unique needs of every client.
Services
HVAC Installation Air Conditioning Repair Heating Maintenance Commercial HVAC Attic Insulation Ductless HVAC Indoor Air Quality VRF Systems Sheet Metal Fabrication High Velocity HVAC
Details
  • Year established: 1993
Highlights and features
  • 32 years of experience providing HVAC solutions in North Houston
  • Skilled technicians trained on all makes and models
  • Personalized solutions for residential and commercial properties
  • Commitment to energy efficiency and advanced technology
  • Licensed in Texas since 1993 with rigorous employee training
Associations and certifications
  • Mitsubishi Elite Diamond Contractor
  • American Standard Customer Care Dealer
What people say
Excellent job Very knowledgeable Professional and courteous Fair pricing Thorough and meticulous
Services
HVAC Installation
Our HVAC installation services ensure efficient, long-lasting heating and cooling systems for residential and commercial properties. We guide clients in selecting energy-efficient models from trusted brands like Mitsubishi, focusing on performance and budget compatibility. With precise installation techniques, we guarantee optimal system operation from day one, backed by 32 years of industry expertise and manufacturer partnerships.
Air Conditioning Repair
We provide rapid diagnosis and effective AC repairs for inconsistent cooling, unusual noises, or rising energy bills. Our technicians service all makes and models, restoring system functionality with minimal disruption. Using advanced diagnostic tools and manufacturer-approved parts, we ensure reliable cooling performance even during Houston's peak summer heat.
Commercial HVAC
Tailored commercial HVAC solutions maintain comfortable, energy-efficient environments for businesses in North Houston. We handle installations, repairs, and maintenance for systems of all sizes, including advanced VRF and high-velocity options. Our technicians minimize operational downtime while maximizing system longevity and performance for medical offices, retail spaces, and industrial facilities.
Indoor Air Quality
Our indoor air quality services improve respiratory health through air purifiers, humidifiers, and ventilation systems. We address contaminants and humidity imbalances using Energy Star-certified equipment, ensuring cleaner air for homes and businesses. With proper filtration and ventilation, we create healthier environments while maintaining HVAC system efficiency.
Ductless HVAC
Ductless HVAC installations provide zoned temperature control for homes and businesses without existing ductwork. We specialize in energy-efficient mini-split systems from Mitsubishi, offering precise climate control for individual rooms or additions. Our technicians ensure seamless installation and optimal placement for maximum comfort and energy savings.
People
Barry Granger
Owner
With over 32 years in the HVAC industry, Barry leads ATS Mechanical with a focus on integrity and technical excellence. He personally oversees complex installations and ensures all projects meet strict quality standards.
Brock
Technician
Certified HVAC technician with expertise in system diagnostics and repairs. Brock provides honest assessments and clear explanations, ensuring customers understand all service options and maintenance requirements.
Jordan Nickell
Senior Technician
Specializes in ductwork optimization and energy-efficient system upgrades. Jordan's meticulous approach ensures optimal airflow and system performance, earning consistent praise in customer reviews for thoroughness and professionalism.
Tom
Service Technician
Experienced in preventive maintenance and emergency repairs, Tom provides detailed system evaluations and personalized recommendations. His commitment to customer education has made him a preferred technician for recurring service appointments.
Shaun
Inspection Specialist
Focuses on comprehensive HVAC inspections and performance assessments. Shaun identifies potential issues before they become major problems, helping clients extend equipment lifespan and maintain energy efficiency.
Questions
What HVAC services does ATS Mechanical offer in North Houston?
We provide installation, repair, and maintenance for heating, cooling, and indoor air quality systems. This includes commercial HVAC, ductless solutions, and energy-efficient upgrades for residential and business clients.
Do you service all HVAC brands and models?
Yes, our technicians are trained to service and repair all makes and models, including American Standard, Mitsubishi, Lennox, and Armstrong Air equipment for both residential and commercial properties.
Are financing options available for HVAC installations?
We offer low-interest and 0% financing plans, along with special promotions like tax credits and rebates. Contact our office for current financing offers and eligibility requirements.
What areas do you serve in North Houston?
We serve Cypress, Tomball, The Woodlands, Spring, Conroe, Klein, Louetta, Kohrville, and surrounding communities with comprehensive HVAC solutions for homes and businesses.
How quickly can you respond to HVAC emergencies?
While we don't offer 24/7 emergency services, we prioritize urgent repair requests and typically schedule same-day or next-business-day appointments for critical HVAC issues affecting comfort or safety.
What makes ATS Mechanical different from other HVAC companies?
With 32 years of experience, we combine technical expertise with personalized service. Our team undergoes 200+ hours of annual training, and we maintain elite certifications from Mitsubishi and American Standard.
Videos
Reviews (6)
Daniel Watrous
Dec 31, 2021 Report
Positive:Professionalism,Punctuality
Jordan showed up and was able to quickly determine the root cause of the problem. The fix didn't require any parts, but did require a slight reconfiguration of the existing system. He did this and stuck around until he was sure that it worked. I had a great experience working with this company.
Service:Heating system repair
Ashley Tran
Oct 29, 2021 Report
ATS is the best heating and AC company ever! I had my AC, furnace, and ducts replaced in July, and the workers that did it were all so sweet and did a fantastic job! I also had Shaun come over to perform a heating inspection this morning and he did a very thorough job. I appreciate how he took the time to explain to me what he checked. All in all, I absolutely love how professional, responsive, and caring this company is. I highly recommend them!
Joe Bogert
Oct 16, 2021 Report
Shaun was great to work with. Explained everything in detail and made some great suggestions. I would recommend these guys for any AC or heat needs
Sam Howell
Sep 25, 2021 Report
Positive:Professionalism,Punctuality,Responsiveness
Just from my experience with the estimate and quote was fantastic. Shaun was very through and helpful, I appreciate his wealth of knowledge and willingness to work with me on finding a way to keep within a reasonable cost. Keep up the great work Shaun & ATS!
Chad Hagler
Jun 28, 2021 Report
Jordan was my Tech today and I couldnt have asked for a better experience. The office, forgive me for forgetting the young womans name, was professional, polite and very helpful. They got me on the schedule same day and Jordan was even able to come by early. He was very informative, knew his craft and thorough. Had great recommendations that I will be sure to follow. Thank you for all your help! Id definitely recommend Jordan and team!
Randy Gillis
May 26, 2021 Report
We were very pleased with the crew from ATS Mechanical. They removed the in attic equipment as well as the outside units. The owner, Barry, explained how the existing duct work was inadequate for the amount of air the air handlers were capable of and had the crew replace the ductwork with the proper size for a well balanced system. Of the three bids I received, ATS was the only one that mentioned that. Very fair pricing and excellent performance. I highly recommend them for your next service !!