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Hartzell Horizontal Drilling INCLicensed

Licensed water well contractor based in Creston, San Luis Obispo County, CA

License details

License number	764323
License type	Well Drilling Contractor (C-57)
License status	Active, CSLB license CLEAR
License expires	June 30, 2027
Based in	Creston, San Luis Obispo County, California 93432

"Based in" is the city and county of the address on the business's license record.

What this license covers

Drilling / construction: licensed to bore, case, complete, and plug water wells.

How to verify this license

We publish the license details exactly as they appear in the public licensing records of the agency that issued the license; we do not vouch for the business itself. Before hiring, look up license #764323 directly with the agency that issued it, confirm it is still active, and ask for a current certificate of insurance.

Source: California Contractors State License Board (CSLB), last checked 2026-08-17. Look it up at the issuing agency.

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See every listing based in San Luis Obispo County or in Creston.