Mark is an experienced manager and technical leader with 36 years of experience, with over a decade as an executive. His 26 years in the tunnel industry are complemented by 11 years of military experience. He has a strong reputation for his constructability expertise and a hands-on tunnel background ranging from investigations to design management. Mark has served as project manager for tunnel design, geotechnical investigations and construction supervision projects. He has also served as a project director or manager on over 20 projects, which included mentoring the project managers. His background includes work for owners, designers and contractors in soft-ground, rock, and mixed-face conditions. He has worked on projects involving tunnel boring machines (TBM), micro tunneling, drill-and-blast, NATM, hand-mined tunnels, and HDD. Mark has worked on all phases of heavy civil projects, from alignment studies, permitting, preliminary investigations and feasibility studies to final design, and from the initial geotechnical investigation to the construction of the final lining. His experience includes large, high-risk multidiscipline projects and alternative delivery methods such as design-build, engineer-procure-construct and public-private partnerships (P3).