About One Hour Heating & Air Conditioning of Mission Viejo
One Hour Heating & Air Conditioning of Mission Viejo provides fast, reliable heating repair, AC repair, and AC replacement services for homeowners throughout Mission Viejo and surrounding Orange County communities. Our licensed and highly trained HVAC technicians specialize in furnace repair, air conditioning installation, system replacements, and emergency HVAC service—always delivered on time and done right the first time. We work on all major heating and air conditioning brands and offer honest recommendations, upfront pricing, and dependable solutions designed for Southern California homes. BBB Accredited Business since December 2025. Serving Mission Viejo and South Orange County with 100 five-star Google reviews and counting! Super fast, efficient and super nice! I highly recommend their services and the yearly subscription for regular maintenance! Repair was scheduled quickly after we called and tech did a good job resolving the issue. Even had the part needed on his van. Very pleased! Robert and his team are very thorough, knowledgeable of my complicated HVAC issues & very professional and honest. I would highly recommend them! Steven was able to come over early, was very polite and respectful. He was knowledgeable and was able to diagnose and fix the problem with our AC System. I would definitely use Steven and one hour again...Hopefully in the distant future...thx Steven. The service was direct and felt honest, which is what we like when dealing with our home. Nice to know our older unit has some legs and will last longer. If we have any future issues, we will for sure give Bob a call back!
We had no ac on a 100 degree day and Robert came even though he had a packed day worked his butt off to repair my system and he was so nice . Price was more than fair and we appreciate him for getting us cool again in this miserable weather. Definitely keeping his card and using him in the future
Steven was able to come over early, was very polite and respectful. He was knowledgeable and was able to diagnose and fix the problem with our AC System. I would definitely use Steven and one hour again...Hopefully in the distant future...thx Steven.
The service was direct and felt honest, which is what we like when dealing with our home. Nice to know our older unit has some legs and will last longer. If we have any future issues, we will for sure give Bob a call back!