K - ONE PLUMBING operating as a sole owner is licensed in California under CSLB number 1119320. The license was first issued in 2024, putting the business at 2 years on the active CSLB roster. It carries a single CSLB classification: C-36 — Plumbing Contractor. Records show an active surety bond on file with MERCHANTS BONDING COMPANY (MUTUAL) and active workers' compensation coverage from STATE COMPENSATION INSURANCE FUND. The business is based in ROSEMEAD, in Los Angeles County, California.