Therma Tech’s high standards represent the foundation of our existence. Our daily objectives are designed around serving you: Heating, cooling, furnace and AC installation and repair in Modesto, CA done right with expert service and top HVAC systems

We started our business in 1978 were a family own business,were license in general electrical and air conditioning and specialize in air conditioning, It help to have the electrical license because so many time a customer calls,with what seems to be an air conditioning problem But it turns out its an electrical problem,and this way we just can fix the electrical instead of customer having to call an electrician Costing them extra time and money.

We strive to offer the highest levels of customer service and satisfaction when it comes to any Heating, Air Conditioning, or Plumbing need you may have. We've been serving the greater Modesto, CA area since 1946! Whether you need AC repair or AC installation in Modesto, CA, or you have a plumbing emergency in the Stanislaus County area, we've got you covered. Staffed with licensed technicians who have been through a rigorous training program, you'll always get the highest level of service possible. Your search for a licensed, insured, and top-rated HVAC or plumbing contractor in Modesto ends here!

Derek Sawyer's Heating, Furnace & Air Conditioning Repair, based in Modesto, CA, specializes in replacing outdated systems with high-efficiency Energy Star HVAC solutions. Our expert technicians deliver custom-designed furnace, heating, and AC repair services for homes and businesses in Modesto, Ceres, Turlock, Ripon, Riverbank, Manteca, Salida, and surrounding Central Valley areas. From HVAC installation to seasonal maintenance and emergency repairs, we tailor every system to maximize comfort and energy efficiency. As a trusted leader in Central Valley HVAC, we're committed to top-quality service and 100% customer satisfaction.

If you need your heating or air conditioning system repaired or replaced, trust Therma Tech Inc. to get the job done. Serving Modesto Ca and surrounding areas. Check our reviews!

Services include HVAC, Emergency HVAC Service, AC Service, AC Repair, Air Conditioning, Commercial HVAC, Indoor Air Quality, Central Air, Ventilation Service, Residential HVAC, Heating Systems, Gas Furnace, Air Heat Pump, Air Filter Systems, Duct Cleaning, Duct Work, Thermostat Repair, Furnace Service / Maintenance and Hot Water Heating. Serving towns of Atwater, Ballico, Banta, Ceres, Copperopolis, Cressey, Crows Landing, Delhi, Denair, Empire, Escalon, Farmington, French Camp, Grayson, Gustine, Hickman, Hilmar, Hughson, Keyes, Knights Ferry, Lathrop, Linden, Livingston, Lockeford, Manteca, Modesto, Morada, Newman, Oakdale, Patterson, Ripon, Riverbank, Salida, Santa Nella, Stevinson, Stkn, Stockton, Tracy, Turlock, Valley Home, Vernalis, Wallace, Waterford, Westley and Winton.

ASAP Heating & Air Conditioning offers the finest heating and air conditioning solutions in the greater Modesto area at affordable prices. Top-quality, innovative products with the latest technology, dependable performance, great warranties and excellent service and support. Established in 1999, ASAP Heating and Air Conditioning strives to offer same-day service to their residential and light commercial clients. ASAP stands behind the quality of their installation and repair work. ASAP offers FREE ESTIMATES for new installations, sales and installation of Rheem, Amana and American Standard. They repair and service ALL MAKES AND MODELS of heating and/or air conditioning systems. If you are tired of waiting too long and paying too much, give ASAP Heating and Air Conditioning a call today.