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

Heating and air conditioning in Diamond Bar, CA

33 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 101–120How results are ordered
101

High Quality Hce

Rowland Heights, CA · (626) 378-6171

CA-CSLB 1002825 · C20 C36Heating and air conditioningPlumber
License activechecked Oct 24, 2026
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105

Hong Joshua

Brea, CA · (626) 771-7185

CA-CSLB 1100442 · C20Heating and air conditioning
License activechecked Oct 24, 2026
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106

Hongfeng You

Hacienda Heights, CA · (562) 881-1198

CA-CSLB 1148023 · C20Heating and air conditioning
License activechecked Oct 24, 2026
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110

HVAC Md Inc

West Covina, CA · (347) 791-0770

CA-CSLB 1082806 · C20Heating and air conditioning
License activechecked Oct 24, 2026
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112

HVAC Services

LA Puente, CA · (626) 803-6135

CA-CSLB 1136778 · B C10 +1General contractorElectricianHeating and air conditioning
License activechecked Oct 24, 2026
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113

HVAC Solutions

Placentia, CA · (949) 531-0459

CA-CSLB 1149783 · C20Heating and air conditioning
License activechecked Oct 24, 2026
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114

HVAC Tech

Glendora, CA · (626) 210-8090

CA-CSLB 1127005 · C20Heating and air conditioning
License activechecked Oct 24, 2026
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115

Ice Bear Inc

LA Habra Heights, CA · (562) 690-9207

CA-CSLB 913248 · C20 C38Heating and air conditioning
License activechecked Oct 24, 2026
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