Supreme Comfort Heating and Air Inc Rancho Cucamonga

Supreme Comfort Heating and Air Inc serves Riverside and Rancho Cucamonga with a perfect 5.0-star rating across 27 client reviews. The contractor handles residential heating and cooling needs, including system replacements, emergency repairs, and preventive maintenance. Technicians respond to calls across the service area, bringing diagnostic expertise to every job.

Reviewers consistently highlight transparent pricing and skilled repairs. One client noted the team recommended a new high-efficiency inverter system after diagnosing a 16-year-old AC unit, while another praised the technician for explaining condenser fan motor issues without pushing unnecessary replacements. The business completed a full gas-to-electric conversion with heat pump installation, including new ductwork and a smart thermostat.

Customers specifically named technician Jonathan C (also referred to as JC or John) for same-day response during summer heat waves, thorough explanations of repair options, and clean installations. One reviewer described a scenario where the technician identified the problem within 20 minutes and offered multiple solution tiers, allowing an informed decision. Multiple reviewers emphasized no hidden fees and quoted prices matching final charges.