JN CONSTRUCTION INC

Based in Ontario, California, JN Construction Inc is a licensed contractor experienced in ADU construction and development. They hold an active B - General Building license (#1001396) verified through California Contractors State License Board (CSLB). They bring 11 years of construction experience to every project. Their ADU services include detached ADU construction and garage conversions. They serve clients throughout San Bernardino County. Call (323) 378 0109 or request a free consultation online.