SIINO JOSEPH S operating as a sole owner is licensed in California under CSLB number 254915. The license was first issued in 1968, putting the business at 58 years on the active CSLB roster. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with WESTERN SURETY COMPANY and an exempt workers' compensation status (no employees on payroll). The business is based in PITTSBURG, in Contra Costa County, California.