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Drilling, Blasting and Oil Field Work in Ventura, CA

4 records with this classification and Ventura as their locality of record, from CSLB's records, as of November 3, 2026.

Source: California Contractors State License Board (CSLB) — records as of November 3, 2026. Records change; the board’s own CSLB License Check is the current source.

• CA WELL SERVICES LLC CLEAR
  License 1125206 · expires August 31, 2028
• CLIFTON O SIMONSON CLEAR
  License 965312 · expires November 30, 2027
• TRI-VALLEY DRILLING SERVICE INC CLEAR
  License 672005 · expires May 31, 2027
• WESTERN WIRELINE INC CLEAR
  License 832430 · expires February 29, 2028