California › San Luis Obispo County › HVAC › San Luis Obispo
Licensed HVAC contractors in San Luis Obispo
9 contractors with a San Luis Obispo mailing address hold an active (CLEAR) CSLB C-20 Warm-Air Heating, Ventilating and Air-Conditioning (HVAC) license in CSLB's license file dated Oct 20, 2026. 9 of them show a workers' comp policy on file. Get quotes from up to 3 of them →
Heating and air conditioning work calls for a C-20 license. CSLB requires C-20 licensees to carry workers' compensation even if they have no employees, so check that a policy is on file.
FeaturedAds · paid placement
Ad space · openAdvertise here
A Featured spot on this hvac page for San Luis Obispo is a paid ad for a License Verified contractor, labeled "Ad" every time. It sits apart from the directory and never changes the order below. From $49/mo. Join the waitlist →
Ad space · openAdvertise here
A Featured spot on this hvac page for San Luis Obispo is a paid ad for a License Verified contractor, labeled "Ad" every time. It sits apart from the directory and never changes the order below. From $49/mo. Join the waitlist →
All 9 licensed HVAC contractors
Order: A–Z by business name (neutral, stated). Showing 1–9. A M WIGHTON AND SONS DBA A & J REFRIGERATION
C-20 · also C-2, C-38 · Lic. #488379 · San Luis Obispo 93401
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
H GALE KYLE INC DBA KYLE COMPANY ROOFING
C-20 · also B, C-2, C-39, C-43 · Lic. #482290 · San Luis Obispo 93406
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
KNECHT'S PLUMBING & HEATING INC
C-20 · also B, C-4, C-10, C-16… · Lic. #373936 · San Luis Obispo 93401
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
MID COAST MECHANICAL INC
C-20 · also C-43 · Lic. #615966 · San Luis Obispo 93401
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
MSMM INC
C-20 · Lic. #999900 · San Luis Obispo 93401
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
POWER PLUMBING INC
C-20 · also C-36, C-43 · Lic. #815536 · San Luis Obispo 93401
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
SAN LUIS OBISPO COUNTY PLUMBING
C-20 · also C-36 · Lic. #1042814 · San Luis Obispo 93406
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
STALWORK INC
C-20 · also A, B, C-36 · Lic. #948012 · San Luis Obispo 93406
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
TOTAL PLUMBING HEATING & AIR INC
C-20 · also C-36 · Lic. #996998 · San Luis Obispo 93401
Workers' comp policy on file
Active — CSLB flag: workers' comp suspension pending