Tim McClung, director
Ph: 515-239-1689
E-mail: tim.mcclung@iowadot.us
Tim McClung serves as the Aviation Director for the Iowa DOT Modal Transportation Bureau with oversight of aviation programs, initiatives and staff. The director acts as the primary liaison to various governmental agencies and aviation associations as well as local, state, and federal decision-makers. McClung has been with the Iowa DOT since 2003 and is a licensed commercial pilot with seaplane rating, an unmanned aircraft pilot, and has a background in airport and FBO management. Tim is a graduate of the University of Iowa.
Shane Wright, program manager
Ph: 515-239-1048
E-mail:shane.wright@iowadot.us
Shane Wright is the aviation program manager for Aviation. Shane manages Iowa’s State Aviation Program and coordinates the Federal Aviation Administration’s Airport Improvement Program in Iowa. He also works with airspace issues, incompatible land use involving airports, and the aviation system planning process. He is a licensed commercial pilot with a background in airport management and operations. He joined the Office of Aviation in 2015 and is a graduate of the University of Dubuque and University of Wisconsin – Whitewater.
Mike Marr, airport inspector
Ph: 515-239-1468
E-mail: michael.marr@iowadot.us
Mike Marr's responsibilities include inspecting general aviation airports to ensure compliance with state and federal requirements, managing the statewide system of automated weather observation stations, pavement condition reports, runway marking programs, and airport directories. He also administers the facility and equipment program for airport emergency needs.
Marr is a licensed pilot and a graduate of Iowa State University. He began with the Iowa DOT working in the Materials Lab in 1998 and joined Aviation in 2002.
VACANT
This position provides aviation program support for the Modal Transportation Bureau and aviation stakeholders in Iowa. Primary responsibilities include working with the aircraft registration program, customer service, compliance oversight, and technical support. The position maintains multiple aviation databases necessary for tracking uses and trends in Iowa’s aviation system. It also provides programming assistance for state and federal aviation programs, coordination of aviation events, and working with Uncrewed Aircraft Systems.
Spencer Vaughn, Program Specialist
Ph: 515-239-1168
Email: spencer.vaughn@iowadot.us
Spencer Vaughn provides aviation program support for the Modal Transportation Bureau and aviation stakeholders in Iowa. Primary responsibilities include working with the aircraft registration program, airport project reviews, airport engagement, and aviation system analysis. Spencer holds licenses for both aircraft and Uncrewed Aircraft Systems. Prior to joining the Iowa DOT, Spencer was a Central Service manager at a seed research equipment manufacturer, and a photojournalist and chief pilot at KCCI TV in Des Moines, prior to joining the Iowa DOT in 2024.