Masten Air Conditioning & Heating

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About Masten Air Conditioning & Heating
Masten Air Conditioning & Heating has served Lake Dallas and the surrounding Denton County area for more than a decade as a family-owned and operated HVAC contractor. With 176 customer reviews yielding a sterling 4.8-star average rating, the company has built a reputation for reliability across residential neighborhoods in Lake Dallas, Hickory Creek, Corinth, and neighboring communities. The team operates Monday through Saturday from 8 AM to 5 PM, offering scheduled appointments and responsive service for both routine maintenance and unexpected breakdowns.
What distinguishes Masten from neighboring contractors is their commitment to accurate diagnostics rather than part replacement. Multiple reviewers specifically praise the crew for taking time to identify the root cause of malfunctions, which saved homeowners significant money compared to contractors who simply swap expensive components. The company holds annual service agreements that customers describe as reasonably priced, and the staff never pressures clients toward unnecessary unit replacements. This diagnostic-first philosophy reflects values reviewers describe as core to the business operation.
Customer stories from the reviews reveal the team behind the name. When Michael's blower motor failed on a 30-year-old system, technicians Matt and Austin arrived the same day, sourced a hard-to-find part, and completed the repair with what he describes as flying colors. For Jason Baker, the crew diagnosed an issue that would have required costly whole-unit replacement with another contractor, instead identifying a specific component fix that resolved the problem. Brenda Reville experienced a complex heat pump repair plus a separate new AC installation at another property, both handled competently. Kyushu Jet received on-site service within one hour of calling during an AC emergency.
What Customers Say
Every one of the six fully visible reviews awards 5 stars, with the sample capturing only positive experiences. Four reviewers specifically mention same-day or hour-fast response times, and two name individual technicians (Matt and Austin) by name. The recurring theme across all feedback centers on diagnostic skill and honesty rather than upselling.
Working Hours
| Sunday | 8 AM–5 PM |
| MondayToday | 8 AM–5 PM |
| Tuesday | 8 AM–5 PM |
| Wednesday | 8 AM–5 PM |
| Thursday | 8 AM–5 PM |
| Friday | 8 AM–5 PM |
| Saturday | 8 AM–5 PM |
Services
AC Repair & Maintenance
Diagnosing and repairing air conditioning systems including heat pumps, with same-day service available for emergencies.
Heating System Service
Furnace and heating system repairs, covering both modern units and older systems that require specialized parts.
New AC Installation
Full unit installations for residential properties, with recent reviews covering both standard and heat pump configurations.
System Diagnostics
Thorough malfunction assessment to identify specific faulty components rather than defaulting to whole-unit replacement.
Annual Service Agreements
Scheduled maintenance contracts covering yearly inspections and tune-ups at reasonable rates.