HELMER WILLIAM J GENERAL ENG CONTRACTOR INC

Helmer William J General Eng Contractor Inc is a verified ADU contractor serving the Barstow, California area. They hold an active B - General Building license (#329298) verified through California Contractors State License Board (CSLB). With over 49 years of experience, they bring deep expertise to every project. Their ADU services include detached ADU construction and garage conversions. They serve clients throughout San Bernardino County. Call (760) 252 2422 or request a free consultation online.