Codding Energy & Mechanical, Inc. is a locally owned HVAC company founded in 2010. Gideon Codding has 18 years experience in controls, service repair, retrofits, refrigeration, and preventative maintenance (money well spent). CEM places the highest value on integrity, dependability, and professionalism which is why we enjoy longstanding relationships with our many Northern California customers. We are a group of individuals who truly enjoy fixing things!!