John B. Zumwalt, III, P.E., is a Founding Principal at Crossroads Advisory. In this role, he provides leadership advice and counsel to engineering and business clients. He is the retired Chairman and Chief Executive Officer of The PBSJ Corporation and its primary subsidiary company, Post Buckley Schuh & Jernigan, Inc. (PBSJ), a then nationwide consulting engineering company. Under his leadership, The PBSJ Corporation grew to be an $830-million-a-year and a 4,000-person company. He holds a Bachelor of Science degree in Civil and Environmental Engineering from the University of Rhode Island and was inducted into the URI Hall of Fame. He is a past President of both the Florida Engineering Society and the Florida Institute of Consulting Engineers (now ACEC-Florida).