Don R. Carter PE
Don Carter has a B.S. in Structural Engineering, an M.S. in Civil Engineering, and became a practicing engineer in 1969. He is licensed to practice in eight (8) states. Certified by the Midwest Concrete Industries Board, he has extensive background in code concrete design and is an executive member of the National Academy of Building Inspection Engineers.

William C. Carter
Bill Carter earned a B.S. in Structural Engineering in 1974 and has worked in the engineering profession since that time as both a structural engineer and as a mechanical engineer. He has served as chairman of several civic and professional societies, and holds three U.S. patents.

John Ahern 

John Ahern has a B.S. in Civil Engineering and is a licensed professional engineer in three states. His engineering career began in 1977 and he has extensive structural design, inspection, and repair experience with wood, concrete, steel, and fiberglass. He is a member of the American Society of Civil Engineers.