Find the Best HVAC Contractors in Rohnert Park, CA

Browse HVAC contractors serving Rohnert Park, CA, from residential heating and cooling specialists to providers handling commercial systems. Review their installation, repair and maintenance services and customer feedback, then contact suitable contractors for estimates.
Paul Bigham, the owner of Bigham's One Hour Heating and Air Conditioning and Mister Sparky North Bay both are headquarteredin Santa Rosa, CA, has been in the heating and cooling business for 21 years and is dedicated to providing exceptional customer service: 100% customer satisfaction is always guaranteed.
JW Hanson Heating and Air
21 Years
Emergency
12 reviews
JW Hanson Heating and Air
Santa Rosa, CA 95407 (7.0 mi mi)
21 Years
Emergency
12 reviews
J W Hanson Heating & Air specializes in residential and commercial HVAC solutions, offering installation, repair, and maintenance services for high-efficiency heating, cooling, and ventilation systems. Based in Santa Rosa, we serve the North Bay Area with a focus on customer education, energy efficiency, and personalized service. Our certified technicians deliver reliable solutions, combining advanced training with premium equipment to ensure year-round comfort.
HVAC Installation Boiler Repair Duct Cleaning
Excellent service Prompt response Knowledgeable staff
A-1 Guaranteed
Vallejo, CA 94589 (29.1 mi)
30 Years
4 reviews
A-1 Guaranteed
Vallejo, CA 94589 (29.1 mi mi)
30 Years
4 reviews
A-1 Guaranteed provides expert HVAC services, specializing in energy-efficient heat pumps, air conditioning, and home electrification. Since 1996, weve helped California homeowners reduce energy costs and carbon footprints while offering rebates and financing options. Our family-owned business combines nearly 30 years of experience with Diamond Certification and industry awards.
Heat Pumps Air Conditioning Furnaces
Professional and thorough Thousands less than bids Completed work quickly
Santa Rosa (7.0 mi) Napa (22.6 mi) Vallejo (29.1 mi)