Since 1992, Connolly Heating and Air Conditioning has been the go-to choice for homeowners and businesses across Contra Costa Country. Specializing in top-notch HVAC services, we excel in designing and installing HVAC systems, cleaning air ducts, and enhancing indoor air quality for both residential and commercial clients. With our expertise, we also evaluate energy usage and offer tailored energy-saving solutions. When it comes to reliability and integrity, Connolly Heating and Air Conditioning stands out as your trusted HVAC provider. With 32 years of exceptional service, we've consistently gone the extra mile to enhance indoor comfort for our valued customers.

Monday: 8AM–5PM
Tuesday: 8AM–5PM
Wednesday: 8AM–5PM
Thursday: 8AM–5PM
Friday: 8AM–5PM
Saturday: Closed
Sunday: Closed

Rating: 5 Stars

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