John Mennenga

launched his career at CDL as a Signal Maintenance Manager in 2010 following his education at ITT Technical Institute. Since then, he has progressed through various key roles including Senior Signal Engineer, Manager of Special Projects, and currently serves as Director of Estimating and Railroad Signal Construction Services. With prior experience at Union Pacific Railroad and a longstanding tenure at CDL, John has become an indispensable team member. His responsibilities encompass overseeing bid reviews, leadings teams of estimators, and fostering crucial relationships between CDL and other railroad entities.