best HVAC company in Lewisville

When your air conditioner stops cooling, you need fast, reliable help. At Air Control A/C by John Neek, we specialize in diagnosing and repairing all makes and models of central AC systems, ductless mini-splits, and heat pumps. Our technicians arrive with fully stocked vans, so most repairs are completed in a single visit. Common issues we fix include refrigerant leaks, frozen coils, failed capacitors, broken compressors, and faulty thermostats.

Regular maintenance is the key to avoiding costly breakdowns. Our precision tune-up includes cleaning coils, checking refrigerant levels, testing electrical components, lubricating moving parts, and calibrating the thermostat. We serve homeowners and businesses across Lewisville with preventive maintenance plans that extend equipment life and lower energy bills. Trust a family-owned company that takes pride in every job — no corner-cutting, no upselling, just honest work.

We also offer after-hours and weekend appointments for emergencies. If your AC is blowing warm air or making strange noises, call us immediately. John Neek has been the go-to air conditioning repair expert in Lewisville for years, and we're ready to earn your business.

When winter arrives, a broken furnace is more than an inconvenience — it is a safety risk. Air Control A/C by John Neek provides complete heating services including gas furnace repair, heat pump troubleshooting, electric furnace diagnostics, and boiler maintenance. Our technicians are trained to identify issues such as faulty igniters, worn-out blower motors, clogged filters, and malfunctioning thermostats.

We believe in transparency. Before any repair, we explain the problem, show you the faulty part, and give you a fair, upfront price. No surprise charges. For systems beyond repair, we help you choose a new high-efficiency furnace that fits your home and budget. We also offer emergency heating repair across Lewisville — because a freezing home cannot wait until Monday.

Regular heating tune-ups improve safety and efficiency. Our inspection includes checking heat exchangers for cracks, testing carbon monoxide levels, cleaning burners, and ensuring proper airflow. Stay warm and worry-free with John Neek — a small, family-managed company that treats you like a neighbor.

Is your air conditioner or furnace more than 12 years old? Frequent repairs, uneven temperatures, and rising energy bills are signs it is time for a replacement. Air Control A/C by John Neek offers professional installation of whole-home HVAC systems, including high-efficiency central AC units, gas furnaces, heat pumps, and ductless mini-splits.

We start with a free in-home assessment. John Neek will calculate the correct system size for your home — not too big, not too small — so you get maximum comfort and efficiency. We carry trusted brands with strong warranties, and we handle all permits and inspections. Our installation team works cleanly and respectfully, removing old equipment and leaving your home spotless.

Because we are family-owned, we take the time to educate you on your new system, show you how to maintain it, and answer every question. Customers across Lewisville have trusted us to upgrade their home comfort without pressure or hidden fees. Call us for a complimentary consultation and see why John Neek is known for honest, efficient service.