Martinez David Leonard
- 13192 Iroquois Rd, Apple Valley, CA 92308
- (760) 508-0382
- September 25, 2026
Smith James Douglas is a licensed California contractor based in Chino Hills, San Bernardino County, holding CSLB license #610453 under classification A — General Engineering, B General Building, C42 Sanitation System. The license was active and clear when this listing was compiled.
This trade handles everything between the house and the main or the tank: clearing and repairing blocked laterals, replacing collapsed clay or cast-iron sewer pipe, installing and servicing septic systems, and restoring failed leach fields.
Working in the Inland Empire: Summers are long and hot and air quality is regulated by the South Coast AQMD, both of which shape material choices and how outdoor work is scheduled.
Before you hire any septic or sewer contractor: Ask for the camera footage, not just the description of it. A sewer line diagnosis you can watch is the difference between a repair you understand and one you are taking on faith.
License status can change at any time. Confirm license #610453 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 — Smith James Douglas 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.
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