ATS Mechanical Heating & AC-Tomball

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About ATS Mechanical Heating & AC-Tomball
ATS Mechanical Heating & AC has operated from Tomball, Texas since 1993, building over three decades of hands-on experience in residential and light commercial climate control. The company holds a perfect 5.0-star average across 66 verified Google reviews, reflecting consistent execution on every service call. Beyond Tomball proper, their crews respond to calls across The Woodlands and Cypress, maintaining broad coverage for a region where summer temperatures routinely push residential cooling systems to failure thresholds.
What distinguishes this contractor from the regional field is their manufacturer partnerships and in-house fabrication capability. As a Lennox and Mitsubishi dealer, they install variable-speed heat pump systems alongside conventional split systems, and they fabricate custom sheet metal ductwork in their own shop rather thanoutsourcing to third parties. Their ATS Savers Club membership program delivers scheduled maintenance visits along with priority scheduling during peak demand weeks, and they partner with Wells Fargo and Synchrony Financial to offer qualifying homeowners 0% APR financing terms running up to 84 months.
Customer narratives gathered from public reviews paint a vivid operational picture. When John Miner's AC failed during a summer afternoon, ATS dispatched a technician within three hours, presented six replacement quotes spanning multiple price points, and completed a full system installation within 24 hours of the initial failure. Reviewers repeatedly highlight technician Eric Debney, noting he photographed failing components, handed customers detailed written assessments, and in one case identified underlying issues that five previous contractors had overlooked. John and Carolyn Magnuson credited Eric's honest diagnostic approach with helping them delay a system replacement by a full cooling season.
What Customers Say
All six published reviews award five stars, with four reviewers explicitly praising same-day or three-hour response times during AC emergencies. Three reviewers call out technician Eric Debney by name, citing his diagnostic photographs, thorough written explanations, and honest recommendations that sometimes saved clients from premature replacements. Price competitiveness surfaces in two reviews comparing ATS quotes to competitors.
Working Hours
| Sunday | 8 AM–5 PM |
| Monday | 8 AM–9 PM |
| TuesdayToday | 8 AM–9 PM |
| Wednesday | 8 AM–9 PM |
| Thursday | 8 AM–9 PM |
| Friday | 8 AM–9 PM |
| Saturday | 8 AM–5 PM |
Services
Air Conditioning Installation & Replacement
Complete split-system and heat-pump installations using Lennox, Mitsubishi, Trane, and American Standard equipment with optional 0% financing.
AC Repair & Diagnostic Services
Same-day response for cooling failures, with detailed component photography and written assessment reports provided to homeowners.
Heating System Installation & Repair
Furnace and heating system replacements, repairs, and seasonal maintenance covering natural gas, electric, and heat-pump configurations.
Heat Pump Services
Ductless mini-split and variable-speed heat pump installation and repair, including Mitsubishi variable refrigerant flow systems.
Commercial HVAC Systems
Zoned VRF installations and maintenance for retail buildings, warehouses, car dealerships, and oil-and-gas facility offices.
Duct Repair & Maintenance
In-house sheet metal fabrication for custom duct run modifications, leak sealing, and airflow balancing services.
Indoor Air Quality Solutions
REME HALO filtration systems and high-velocity HVAC upgrades targeting particle, allergen, and volatility reduction in conditioned air.
WiFi Thermostat Integration
Smart thermostat installation and configuration enabling remote monitoring and mobile-controlled climate adjustments.