I've never dealt with a business as honest and upfront as Collis. I have no desire to call anyone else if I need a new furnace or water heater. These guys are great!!
Fred F. Collis & Sons
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Made a service appointment 5 days in advance, no one showed up or called to advise of schedule changes. I rearranged my schedule to be home for my appointment and could not rearrange again for...

Collis has to be the most expensive heating and air conditioning company that I have ever used. I used them twice and never again. I also got a quote from them for a humidifier system that I...
Cost and installation of 40 gallon Bradford White water heater Model #RG240SGN, (Defender), with 6 year warrantee was highly unusual...$1800; about twice as much as most other dealers; $1575 for...
Called twice for a quote on a mini split. Its been 7 days since the first call. Website says quotes in 1 day. No call back from anyone. They must have plenty of work to keep them busy. Ha ha.
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