MAC ANDREW THOMAS K operating as a sole owner is licensed in California under CSLB number 870171. The license was first issued in 2005, putting the business at 21 years on the active CSLB roster. It carries a single CSLB classification: A — General Engineering 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 YUBA CITY, in Sutter County, California.