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!

Receive up to a $1600 Rebate
For service, replacement, solar and home-performance energy upgrade projects
how does an hvac work infographic header greiner
Odds are, you’ve heard the acronym “HVAC” before, but maybe you don’t actually know what it stands for. What does HVAC mean, what parts of your home are your HVAC system, and how does it all work?... Read more