Our Leadership
Our forward-looking leadership team is made up of dedicated, focused, and experienced executives. Committed to working with each other and with our employees, their knowledge and skills come together to build a lasting and impactful company.

Mark Zakrzewski
Health & Safety Officer
Mark Zakrzewski, CSP, CPG, is a Certified Safety Professional and Certified Professional Geologist with over 30 years of experience in performing and/or managing many aspects of environmental and civil engineering projects and applying safe work practices to ensure the health and safety of our employees in the office, while driving, or on the jobsite.
Mark has been the company’s full-time Health & Safety Officer since 2010, developing and continuously improving the company’s safety program and processes, and has led the company’s safety training, including OSHA HAZWOPER, general field safety, and radiation safety. He is also an American Red Cross-certified first aid and CPR training instructor.
He has been a guest lecturer at the Ohio Safety Congress and Ohio Oil and Gas Safety Council.
Mark holds a B.S and M.S. in geology with emphasis in geophysics from the University of Toledo and holds an M.B.A. from the University of Phoenix. He is married and lives in Ohio. He enjoys outdoor activities and American history.