Executive Office Biographies

Ron Henke, PE, Director

Ron Henke, PE, Director NDDOT
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Governor Doug Burgum appointed Ron Henke to lead the North Dakota Department of Transportation (NDDOT) in October 2022. He joined the NDDOT in 1990 and previously served as the Deputy Director for Engineering, Office of Operations Director, and Office of Project Development Director. In addition, he also served across other areas of the department including Design, Construction, and as Assistant Engineer for Planning and Programming.

Henke earned bachelor’s degrees in Construction Management and Construction Engineering from North Dakota State University in 1988 and 2001. He is a Registered Professional Engineer in North Dakota with a background in field construction, statewide operations (construction and maintenance), planning and programming of projects, budget, environmental document preparation, and plan development.

Jennifer Turnbow, Deputy Director for Planning

Jen Turnbow, Deputy Director of Planning
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Jen Turnbow was named the Deputy Director for Planning in September 2021. Jen oversees all planning divisions and functions within the DOT, including planning & asset management, programming, local government, safety, and transportation program funding. She also assists with state and federal planning-related legislation, budgeting and finance and help the department with strategic planning.

Jen has spent 20 years working in the transportation industry and navigating projects through a myriad of complex factors and numerous stakeholders. Her extensive experience also includes working in the aviation, telecommunications, oil and gas, municipal, power and renewable energy industries.

She was named to the list of Top 25 Women in Business by Prairie Business Magazine in 2019 and serves as a member of the North Dakota Commission on the Status of Women. She earned her master’s degree in organization/industrial psychology from Grand Canyon University in early 2021, and a Bachelor of Science degree in environmental science from the University of Idaho.

Robin Rehborg, Deputy Director for Driver Safety

Robin Rehborg, Deputy Director for Driver Safety
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Robin Rehborg was named the Deputy Director for Driver Safety in 2019. Robin oversees Driver License, Motor Vehicle, Highway Safety, State Fleet and Aviation Services.

Robin joined the NDDOT in 2006 and worked in many capacities including Fleet Manager, Fleet Operations Manager, Workplace Investigation Team Lead, and Interim Driver License Director. Robin obtained her Certified Automotive Fleet Manager (CAFM) designation in 2012. She served as State Fleet Services Division Director for seven years. Prior to joining the NDDOT, she was the General Manager of Southeast Propane LLC, in Gwinner, North Dakota. She has been active in several associations, including the American Association of Motor Vehicle Administrators (AAMVA) where she serves as Region 3 Secretary, WTS International, National Conference of State Fleet Administrators (NCSFA), NAFA Fleet Management Association and the Government Fleet Magazine Advisory Board. Robin is a graduate of Moorhead State University, Moorhead, Minnesota, and has a Bachelor of Science Degree in business administration. Robin and her husband, Tom, live in Mandan and have two grown daughters and one granddaughter.

Terra Miller-Bowley, Deputy Director for Administration

Terra Miller-Bowley, NDDOT Deputy Director for Administration
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Terra Miller-Bowley was named the Deputy Director for Administration in 2019. As Deputy Director for Administration, Terra oversees Financial Management, Audit Services, Legal, Human Resources and Communications Divisions

Terra joined NDDOT as Audit Services Division Director in 2017. Prior to joining the Department, Terra was Audit Services Supervisor at ND Retirement & Investment Office for three years. She spent much of her early career in the property and casualty insurance industry specializing in weather related catastrophe losses. Terra has Bachelor’s Degrees from University of Minnesota Morris in Computer Science, Dickinson State University in Accounting and a Master’s Degree from Central Michigan University in Marketing. She currently holds a Certified Internal Auditor designation. Terra and her husband, Michael, reside in Bismarck.