California contractor license
JOHN'S BACKFLOW TECH & SERVICE
- C-61 / D64 Backflow Prevention Devices
JOHN'S BACKFLOW TECH & SERVICE is a C-61 / D64 Backflow Prevention Devices contractor in Vacaville, Solano County, licensed in California for 11 years (since 2015). As of Jun 23, 2025, the license is active with an expiration date of Jun 30, 2027 on record and a license bond is on file.
JOHN'S BACKFLOW TECH & SERVICEC-61 / D64 Backflow Prevention Devices · checked Jun 23, 2025
ActiveLicense number#1004518
Licensed sinceJun 17, 2015
Years licensed11 years
Expiration on recordJun 30, 2027
City and countyVacaville, Solano 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 Jun 23, 2025.