Testimonials

Donvernon was at my house the day I called them. They did what they said they would do when they said they would do it. Being a hot summer, I was so grateful to them for installing my new air Conditioning as quickly and efficiently as they did.

Great service, honest employees and arrived quickly!

Very nice people, and quick to get back to you. I would recommend them to everyone!

They have always been very professional and courteous when working with them and very knowledgeable about our central air unit. I would definitely recommend them.

Tech was GREAT! went through and narrowed down the problem. Replaced computer boards in my furnace and air conditioner.We had a power surge that blew them! Great service and Great prices! Highly recommend!

They were so awesome with us!!! Considering the issue with the central air unit, the guy was so polite and did everything in a timely manner. Cleaned up his mess and was courteous the entire time!

Professional and helpful.

Excellent work!! A few weeks ago my furnace stopped working, I called two different companies who said they couldn't fix it for a week. I called Donvernon and they had a technician here the same day. Will recommend them to others!!

They were very helpful and solved my problem over the phone.

I called these guys to put a new furnace because mine had water damage john was a professional he give me a estimate and took care of me in one day he came back with contract the next day they had my furnace in the next day he sent too nice guys to do the job they both talked too me they were very nice . Thank you very much paul platko !