NAICS 238220 · Plumbing, Heating, and Air-Conditioning Contractors

Heating and air conditioning in Altadena, CA

9 licensed heating and air conditioning · every license checked against the issuer's file

More cities in California

San Jose 296Los Angeles 292Sacramento 265San Diego 256Riverside 225Fresno 181Bakersfield 179Anaheim 158Glendale 128Corona 117El Cajon 117San Francisco 116Escondido 100Modesto 96Stockton 96Santa Rosa 92
Listings 1–20How results are ordered
01

Fourtech Service Inc

Glendale, CA · (818) 810-7060

CA-CSLB 1072596 · B C10 +2General contractorElectricianHeating and air conditioning+1
License activechecked Oct 24, 2026
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02

Freonx

Burbank, CA · (818) 900-2442

CA-CSLB 1073468 · C20Heating and air conditioning
License activechecked Oct 24, 2026
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05

G D M H V a C

Glendale, CA · (818) 642-3846

CA-CSLB 1009935 · C20Heating and air conditioning
License activechecked Oct 24, 2026
CallDetails
06

G E M Plumbing Inc

Sierra Madre, CA · (626) 355-3496

CA-CSLB 111308 · C20 C36Heating and air conditioningPlumber
License activechecked Oct 24, 2026
CallDetails
08

Gasperair Inc

Monrovia, CA · (626) 236-0268

CA-CSLB 810216 · C20 D62Heating and air conditioning
License activechecked Oct 24, 2026
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12

H & C Air Systems

Glendale, CA · (818) 384-1661

CA-CSLB 1040395 · C20Heating and air conditioning
License activechecked Oct 24, 2026
CallDetails
13

H L Moe Co Inc

Glendale, CA · (818) 572-2100

CA-CSLB 254678 · C16 C20 +2Fire sprinkler contractorHeating and air conditioningPlumber+1
License activechecked Oct 24, 2026
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14

Hagopian Hratch

LA Crescenta, CA · (818) 306-8471

CA-CSLB 1082986 · C20Heating and air conditioning
License activechecked Oct 24, 2026
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15

Hai Bin Yan

Monterey Park, CA · (626) 662-1313

CA-CSLB 1145558 · C20Heating and air conditioning
License activechecked Oct 24, 2026
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17

Hall Robert & Sons

LA Crescenta, CA · (818) 249-9906

CA-CSLB 602029 · C20Heating and air conditioning
License activechecked Oct 24, 2026
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18

Hamm L M Inc

San Gabriel, CA · (626) 221-8984

CA-CSLB 171598 · B C20 +1General contractorHeating and air conditioningPlumber
License activechecked Oct 24, 2026
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19

Han Moonho

Arcadia, CA · (626) 786-3268

CA-CSLB 1139556 · C20Heating and air conditioning
License activechecked Oct 24, 2026
CallDetails