CASTAGNA CONSTRUCTION

Based in Santa Ana, California, Castagna Construction is a licensed contractor experienced in ADU construction and development. They hold an active B - General Building license (#505543) verified through California Contractors State License Board (CSLB). With over 39 years of experience, they bring deep expertise to every project. Their ADU services include detached ADU construction and garage conversions. They serve clients throughout Orange County. Call (951) 870 3438 or request a free consultation online.