NEUMANN MARK & SONS operating as a sole owner is licensed in California under CSLB number 478094. The license was first issued in 1985, putting the business at 41 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 AUBURN, in Placer County, California.