Dr Dio Heating and Air Conditioning

We hired Dr. Dio in 2024 right before one of the hottest summers, just as we were about to welcome our first child. During that time, we discovered asbestos and severely damaged AC ducts in our attic, so it was a stressful situation to say the least.
After getting multiple quotes, Dr. Dio offered the best price by far. The timing couldn’t have been more intense — the day before the scheduled asbestos removal and AC installation, our baby was born. Thankfully, my mom was able to be there while the work was being done.
Dr. Dio and his team exceeded expectations. They completed everything faster than promised, and by the time we came home from the hospital with our newborn, the entire system was up and running perfectly. It was over 106 degrees outside, and our home was cool and comfortable.
It’s now March 2026, and the AC system is still working great. I’m genuinely grateful for the quality of work and professionalism. I continue to recommend Dr. Dio to friends whenever they need services.

I had an amazing experience with Dr. Dio Heating & Air Conditioning! Dio is incredibly experienced, fast, efficient, and knowledgeable, with reasonable prices. On top of that, he keeps everything clean and professional from start to finish.

Even though he primarily services the L.A. County area, he went out of his way to come out to San Bernardino County for me, which I truly appreciate. Thanks to his excellent work, I'm now enjoying a perfectly cool and comfortable home.

I'm beyond satisfied with the service and highly recommend Dr. Dio Heating & Air Conditioning to anyone in need of reliable HVAC work.
You won't be disappointed!

I recently had all of my air ducts replaced by Dr. Dio and his crew, and I couldn’t be more impressed with the entire experience. From start to finish, they were punctual, professional, and incredibly respectful of my home. They took great care to cover all work areas and left everything spotless once the job was complete.

What really sets Dr. Dio apart is his honesty and expertise. It’s clear he has many years of experience—he takes the time to thoroughly explain everything and never pressures you into unnecessary work. In fact, he’ll let you know if something can wait or doesn’t need to be fixed at all, which is refreshing compared to some larger companies that tend to upsell.

Dr. Dio is not only highly skilled but also genuinely friendly and easy to work with. You can tell he has built his family-owned business on integrity, quality workmanship, and a true commitment to his customers. His pricing is very competitive, and he stands behind the work he does.

I would absolutely recommend Dr. Dio to family, friends, neighbors—anyone in need of heating and air conditioning services. Thank you, Dr. Dio, and your entire crew for an outstanding job!