TRI-STATE PLUMBING SYSTEMS operating as a sole owner is licensed in California under CSLB number 755239. The license was first issued in 1998, putting the business at 28 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 an exempt workers' compensation status (no employees on payroll). The business is based in WESTCHESTER, in Los Angeles County, California.