WINDOW WASHER operating as a sole owner is licensed in California under CSLB number 1152579. It carries a single CSLB classification: C-61/D-38 — Sand and Water Blasting Contractor. Records show an active surety bond on file with AMERICAN CONTRACTORS INDEMNITY COMPANY and an exempt workers' compensation status (no employees on payroll). The business is based in MANTECA, in San Joaquin County, California.