Serving happy customers for over 25 years!

Since forming Greiner in 1991, our team of experts have been providing top of the line home services in Yolo and Solano counties. If your home is in need of some heating and cooling work, you’ve found the right place. Got another project on your mind? No problem! Whether it’s spray foam insulation, a solar upgrade, or even just a new water heater, we’ve got you covered!

Click on your city below to learn more about how Greiner can boost the energy efficiency and comfort of your home!

Up to $1,700 in Savings and Financing!
For just ninety-nine bucks we will get the homeowner an all points diagnostic job tuning up both their furnace AND air- conditioner.
Greiner Heating & Air Conditioning, Man checking out ductwork indoors, CA
Unless the ductwork in your home is newly installed by a trusted HVAC company or has been inspected recently, you might be losing energy through your duct system. Ductwork is one of those quiet and... Read more