Otteson’s Carl Certified Backflow Testing & Repair

Based in Yucca Valley, San Bernardino County, Otteson’s Carl Certified Backflow Testing & Repair holds California contractor license #917882, classified C36 (Plumbing). The license was active and clear when this listing was compiled.

Plumbing contractors hold the C-36 classification, covering repipes, drain and sewer work, gas piping and water heater installation.

Working in the Morongo Basin: The high desert around Twentynine Palms combines intense sun, sharp temperature swings and wind-driven grit — a hard environment for exterior work.

Before you hire any plumbing contractor: On a water heater replacement, confirm seismic strapping, the expansion tank and the venting are all included. Those are code requirements, not upsells.

License status can change at any time. Confirm license #917882 is current, and check bond and workers’ compensation coverage, using the CSLB license lookup before signing a contract or paying a deposit.

This profile was compiled from California State License Board public records and is unclaimed — Otteson’s Carl Certified Backflow Testing & Repair has not added its own details. Are you the owner? Claim this listing to add photos, services and a description of your work, or contact us to have it removed.