#1 Wallner Plumbing Heating & Air
Redding · Licensed since 1977
Family-owned Redding plumbing, heating and air conditioning company, operating since 1968, for homes and businesses.
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Best commercial HVAC companies in Redding, CA
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#2 Gibson Heating & Air Conditioning
Redding · Licensed since 1979
Family-owned Redding heating and air conditioning company, founded in 1968, serving homes and businesses.
#3 Dennis' Heating & Air Conditioning
Redding · Licensed since 1981
Family-owned Redding heating and air conditioning contractor, in business since 1981, that installs, repairs and maintains systems for homes and commercial buildings.
#4 Timberline Heating & Air Conditioning
Redding · Licensed since 1988
Redding heating, air conditioning and sheet metal contractor founded in 1985, working on homes and commercial buildings.
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#5 A & R Heating & Air Conditioning
Redding · Licensed since 1989
Family-owned Redding heating and air conditioning company, operating since 1973, serving homes and commercial clients.
#6 Shasta Heating & Air Conditioning
Redding · Licensed since 2022
Family-owned Redding heating and air conditioning company founded by Cory Burns, licensed since 2022, serving homes and businesses.
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Rankings follow our published criteria (see How we rank). License details come from the California Contractors State License Board (CSLB); services, hours and prices from each company's own website. Confirm prices and availability with the company.
About HVAC in Redding
Redding has some of the hottest summers in California, with July afternoons averaging about 99°F at the municipal airport, while January nights average near 37°F, so air conditioning runs for long stretches and heating is still needed in winter. HVAC contractors in California are licensed by the Contractors State License Board (CSLB) under the C-20 Warm-Air Heating, Ventilating and Air-Conditioning classification. Local firms also point to wildfire smoke and dust as a reason to look after filters and indoor air quality, and some still service evaporative coolers. Ranked by license record and years licensed, never by payment. Checked 27 October 2026.