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

Plumbers in Castro Valley, CA

23 licensed plumbers · every license checked against the issuer's file

More cities in California

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Listings 41–60How results are ordered
44

Finch Plumbing & Sewer

San Leandro, CA · (510) 703-4840

CA-CSLB 1148938 · C36 C42PlumberExcavation, grading and paving
License activechecked Oct 24, 2026
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50

Grandview Builder Inc

Hayward, CA · (510) 200-6730

CA-CSLB 1037325 · B C10 +1General contractorElectricianPlumber
License activechecked Oct 24, 2026
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52

Hung Kim Construction

San Lorenzo, CA · (510) 829-5856

CA-CSLB 1073031 · B C10 +1General contractorElectricianPlumber
License activechecked Oct 24, 2026
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53

Inouye Eric D

Hayward, CA · (510) 278-7700

CA-CSLB 734885 · C36 D35PlumberSwimming pool contractor
License activechecked Oct 24, 2026
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57

Jr Plumbing

Hayward, CA · (510) 706-2388

CA-CSLB 1125432 · C36Plumber
License activechecked Oct 24, 2026
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59

Lil Rooter

Hayward, CA · (510) 566-1900

CA-CSLB 967420 · C36Plumber
License activechecked Oct 24, 2026
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