Verified licenseActive

Ciaran Crossan

South San Francisco, CA · San Mateo County · Well drilling and pump installation

  • Pump Installation
  • Pump Repair
  • Well Abandonment
  • Well Drilling
  • Well Repair
Call (415) 559-0607

License record

Verified against state records
License number
1136311
License type
Well drilling and pump installation
Status
Active
Expires
July 31, 2028
Last verified
September 29, 2026

Check this license yourself on the official California lookup.

Services on the state record

Holds an active California C-57 Well Drilling contractor license (CSLB license 1136311, sole owner, first issued 2025, current through 2028-07-31). The C-57 classification covers drilling, casing, cleaning, repairing and destroying water wells and installing and repairing well pumps. No well completion reports filed with the Department of Water Resources since 2016 under this license number (pump work and repairs are not reported, and reports filed under a driller's individual name may not match).

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