Vinnie arrived on time. The filter on the dehumidifier was rusty; he changed that part at a discount according to my plan. He checked the efficiency of the furnace. Thank you, Vinnie.

Simply put....RUDE. I believe it was Kathy my husband spoke with, cash in pocket ready to buy but just couldn't get answers. We are building in Okemos, I guess she just did not like his accent,...

We have been on Doty's service schedule for some years now. Don't bother paying for a service contact!!! It means NOTHING! !!! I called early, to get on the schedule,was told they weren't...

Four visits and they are still shotgunning a fix for our furnace. Don't use this company.

Competitive price on a furnace. Excellent installation. Up front on estimate, rebate, warranty and permit. Day one of quiet even heat - what's not to like?