California contractor license
PHASE CHANGE MECHANICAL
- C20 Warm-Air Heating, Ventilating And Air-Conditioning
PHASE CHANGE MECHANICAL is a C20 Warm-Air Heating, Ventilating And Air-Conditioning contractor in Chula Vista, San Diego County, licensed in California for 1 year (since 2025). As of Sep 24, 2025, the license is active with an expiration date of Sep 30, 2027 on record and a license bond is on file.
PHASE CHANGE MECHANICALC20 Warm-Air Heating, Ventilating And Air-Conditioning · checked Sep 24, 2025
ActiveLicense number#1143975
Licensed sinceSep 23, 2025
Years licensed1 year
Expiration on recordSep 30, 2027
City and countyChula Vista, San Diego County
License bondOn file
ProjectsNone on file
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Source: California Contractors State License Board (CSLB) and City of Los Angeles permit records. Last updated Sep 24, 2025.