Nathan Johnson

Nathan Johnson has extensive experience in building construction inspection, currently serving as a Special Deputy Building Construction Inspector at Twining, Inc. since November 2009. A member of Local 12 of the International Union of Operating Engineers in Southern California, Nathan specializes in structural steel, welding, and high-strength bolting inspections, particularly for DSA projects. Previous roles include structural steel and welding inspector positions at MB Profession Services, Koury Engineering, and BTC Laboratories, where Nathan was responsible for reviewing plans, codes, and specifications, as well as verifying welding procedures and qualifications. Nathan holds multiple licenses from the American Welding Society, International Code Council, and American Concrete Institute. Educational credentials include a Vocational Teaching Degree in Carpentry and Welding from UCLA Extension and an Associate of Technical Arts in Marine Technology from Skagit Valley College.