Since Duncan Aviation was founded in 1956, the members of the Duncan family have always been actively involved in leading the company. In addition to the family influence, the company’s leadership dynamic includes vice presidents and executive officers of Duncan Aviation who form the Senior Leadership Team. They pursue a constructive dynamic that allows them to strategically position the company for long-term success and respond to sudden changes in the industry.
The Senior Leadership Team is responsible for modeling and maintaining Duncan Aviation’s Leadership Values. Duncan Aviation leaders:
Currently vice president of customer service in Lincoln, Nebraska, Doug joined Duncan Aviation 29 years ago as an A&P mechanic in the engine shop. Through the years, he's moved from team leader to tech rep to MPI shop supervisor to engine sales service rep. In 2008, Doug assumed the responsibilities of managing airframe service sales, and in 2009, he added managing the Regional Managers to his lengthening resume. He became the manager of customer service in early 2015, and Doug joined the senior management team in October of that year.
As vice president of customer service, Doug enjoys interacting with Duncan Aviations customers and working with the customer service teams in Lincoln, Nebraska, Battle Creek, Michigan, and Provo, Utah.
Doug and his wife Paula have been married for 28 years, raised their children and have one grandchild. They enjoy boating on their pontoon and going fishing in Canada every year that they can get away.×
Mark Cote is Duncan Aviation's Vice President of Duncan Aviation Parts Sales, Avionics, Accessories & Satellites. In this position he provides leadership to the production and service areas of aircraft Accessories, Avionics/Instruments Component Repair, Duncan Aviation Parts and Rotables Sales and the network of avionics satellite locations around the United States.
Mark joined Duncan Aviation in 1987 as an avionics technician, fixing navigation and communication equipment. Throughout his career with Duncan Aviation, Mark has held several positions including customer service representative, project manager, program manager and project manager team lead and coordinator. In 2006, he became the Vice President of Completions and Modifications. Mark assumed his current position in 2014.
Mark has an Associates of Applied Science Degree in Electronic Engineering Technology.
Mark and his wife have two children. Mark enjoys motorcycle riding, home improvement, staying fit and spending time with his family.×
In 1994, Chad was hired at Duncan Aviation as an airframe mechanic. His work specialized in Falcons and Hawkers. During his time with the Airframe department Chad was promoted to shift supervisor and then to assistant manager. In 2004 Chad became Customer Service Manager in Lincoln and was in that role for seven years. Chad returned to the Airframe department in 2011 as Manager.
Prior to Duncan Aviation, Chad worked for Northrop Grumman on the B2 bomber as a structure, hydraulic and flight test mechanic. Chad holds an A&P license and Inspection Authorization (IA) from the FAA.
Chad enjoys spending time with his kids and attending their sports activities. He has four children; two daughters and two sons. Chad is involved in the Nebraska Business Aviation Association and supports the American Heart Association and Seward Recreational sports.×
Todd Duncan was named Chairman of Duncan Aviation in 2007. In his 30 years with the company, he has served many roles, including vice chair and president of Duncan Aviation component services. Todd has a passion for aviation and has been an active private pilot since 1987, holding instrument and multi-engine ratings. He is also passionate about the business aviation industry and believes in giving back. He is currently serving as Chair of the National Business Aviation Association's Associate Member Advisory Council. He has been a member of that council since 2015 and has also served as Chairman of the board of the National Air Transportation Association. Todd graduated from Nebraska Wesleyan University with a degree in business administration and studied in the Stanford Executive Program in 2007. Along with his wife, Connie, he is active in several philanthropic activities including the Nebraska Chamber of Commerce, Nebraska Wesleyan University and Southeast Community College Foundation.
Todd and Connie have twin sons and two daughters-in-law: Harrison and Brooke; and Paul Kent "P.K." and Katie. Todd enjoys many activities with his family including traveling, boating, scuba diving and snow skiing. Todd is an enthusiastic golfer and fisherman, an active Phish Phan and an avid traveler.×
As General Counsel, Tom represents the company, its owners, senior management and team members in legal matters involving customers, vendors, regulators and legislators.
Tom joined Duncan Aviation in 2007 in his current position. Prior to Duncan Aviation, Tom was president of Spectrum Financial Services, Inc., an Omaha, Nebraska based company that provided securities and insurance products and services to financial institutions throughout the U.S. He also served as a senior officer and was a member of the board of directors for Great Western Bancorp and Spectrum Life Insurance Company, an Arizona based re-insurance company. Before moving to Spectrum, Tom served as vice president, general counsel and secretary for several major financial institutions, including First National Lincoln Corp. in Lincoln, Nebraska and most recently, FirsTier Financial, Inc. in Omaha, Nebraska.
Tom has a Bachelors of Arts degree from the University of Nebraska, Omaha and Juris Doctorate from the University of Nebraska at Lincoln. He is a member of the Nebraska State Bar Association. He holds a Nebraska Real Estate Brokers License and is involved with real estate development in Omaha. Tom is also a member of the International Air & Transportation Safety Bar Association. As a member of the Nebraska Sate Bar Association he serves on the Corporate Counsel Executive Committee. He also serves on the Board of Directors for the Nebraska State Bar Foundation, is a member of the Foundation’s Endowment Committee, and serves on the University of Nebraska Medical Center Chancellor’s Board of Counselors.×
In 2019, Travis Grimsley was named Director of Maintenance for Airframe Services at the Duncan Aviation facility in Battle Creek, Michigan. He's also now a part of the Duncan Aviation Senior Management Team.
In 2005, Travis joined the Duncan Aviation team as a Line Services Representative, and he transitioned to Manager of Customer Service in 2016. The common thread in all of his positions at Duncan Aviation has been his genuine desire to provide a positive environment for customers and team members.
When he was growing up, his father was an airline mechanic at Northwest Airlines in Detroit, and he inspired Travis to pursue a career in the aviation industry. Travis earned his pilots license when he was 21 years old, and he earned a Bachelors degree in Business from Western Michigan University in 2012. He feels fortunate to have been able to make a living in working in a field he's always been so fond of.
Travis and his wife Dawn have three children, and in his spare time, they going skiing and boating and travel to Northern Michigan to enjoy the outdoors.
As Vice President and CFO, Jamie provides leadership for the accounting, credit, information services, material services, and treasury services areas. Before serving in her new role, Harder was a controller with Duncan Aviation for four years.
Harder earned a degree in Business Administration, Accounting, and Management at Midland University in Fremont and gained seven years of experience working in both private and public accounting prior to coming to Duncan Aviation.
In Harder’s free time, she spends as much time outside as possible, and that includes working in the yard, going for long bike rides, golfing, and playing volleyball. She also enjoys traveling, cheering for Husker athletics, going to concerts, and playing with her niece and nephew.
In January 2019, Kasey Harwick accepted the position of Vice President of Maintenance for the Airframe Department at Duncan Aviations Lincoln, Nebraska, facility.
When Kasey joined Duncan Aviation in 1999, he performed completions on green Astra SPX aircraft, until he transitioned to Airframe, which gave him experience on Learjets and Astras. After more than a year as a Lead Technician, where he added Challengers to his growing expertise, Kasey moved on to Team Leader for the fleet customer program and then he served as Project Manager until mid-2017, when he took on the responsibilities of Airframe Department Manager.
In 2017, Kasey and his family moved to Battle Creek, Michigan, where he accepted the position of Director of Maintenance for the Duncan Aviation facility there, and he became a member of the company's Senior Management Team.
During his 20 years at the company, Kasey has learned that customers choose Duncan Aviation because our team members are dedicated to providing high-quality maintenance and repairs while adhering to aggressive downtimes.
While working at Duncan Aviation, Kasey earned an Associate of Applied Science degree in Non-Destructive Testing, an Associate Degree in Science, and a Bachelor of Science degree in Business with a minor in Marketing. In 2018, Kasey earned his Master of Business Administration degree from Creighton University's Heider College of Business, and he was recently accepted into Bellevue Universitys Human Capital Management Ph.D. program. Hell begin his residency in Spring 2020.
Kasey and his wife Faith have been married for 17 years and have two daughters Elliott and Charlotte. In his free time, youll find Kasey on the sidelines, cheering on his daughters at one of their many events and working on his classic car and motorcycle.
As President and CEO, Aaron C. Hilkemann provides strategic leadership and direction to Duncan Aviation, Inc. to ensure future development and growth for the enterprise.
Aaron joined Duncan Aviation in 1996 as Executive Vice President and Chief Operating Officer. In 1997, he was appointed President. Prior to joining Duncan Aviation, Aaron was Vice President and Director of Financial Operations for FirsTier Financial, Inc. His background includes eight years of public accounting experience with KPMG Peat Marwick where he served as a Senior Audit Manager and concentrated in the areas of manufacturing, construction and banking industries.
Aaron is past Chairman and a current member of the Board of Directors of GAMA (General Aviation Manufacturers Association). He has also served as Past Chairman of the AMAC (Associate Member Advisory Council) of NBAA and the NBAA Board of Directors.
Aaron and his wife, Jennifer, have a blended family of seven children, two boys and five girls. Aaron is active in hiking, hunting, fishing, biking and most recently has become a bee keeper.
As Executive Vice President and COO, Jeff is responsible for the day-to-day guidance and development of the Lincoln operations. He provides direction and leadership for the airframe, engine, and paint production areas and for line services, facilities, quality assurance and the flight department.
Jeff joined Duncan Aviation in 1993 as company controller and soon became Vice President of Finance. He was promoted to Chief Financial Officer in 1998. Jeff assumed his current role in 2008. Prior to Duncan Aviation, Jeff worked as a regional controller for International Paper. He has also worked as a CPA in public accounting.
Jeff graduated from the University of Nebraska-Lincoln with a Bachelor of Science degree in Business Administration with an emphasis in Accounting.
Jeff and his wife, Diana, have three children and enjoy family activities, hiking, fishing, camping, golf and tennis. Jeff has served on the Allocation and Audit committees for United Way of Lincoln/Lancaster County. He also served on the Lancaster County Court Appointed Special Advocates for Children Board of Directors.×
Mike Minchow was promoted to Duncan Aviation’s Senior Management Team in October 2015 and currently serves as Vice President of Sales for Duncan Aviation. In his role Mike is responsible for the development and execution of sales strategies and initiatives for all of Duncan Aviation. Mike provides executive oversight for the sales teams in Battle Creek, Michigan, Lincoln, Nebraska, and Provo, Utah, as well as for Duncan Aviation’s team of domestic and international Regional Managers.
Mike joined the Duncan Aviation Design Center team back in 1993 as a Designer while working on his Master’s degree in architecture at the University of Nebraska/Lincoln. Mike transitioned to team leader of Design, moved to sales team leader, and then on to program manager for NetJets. He was promoted to sales manager over modifications (paint, interior, avionics, and install) and assumed those responsibilities for airframe and engine in 2011.
Mike currently serves on the Board of Directors for AEA (Aircraft Electronics Association), on the NBAA Certified Aviation Manager (CAM) Governing Board and Honeywell CPAB (Honeywell Channel Partners Advisory Board). Mike has also served on the Gogo Dealer Advisory Board.
Married for 20 years to Renae, Mike and his wife have three boys: Andrew, Mason, and Aden. Mike enjoys hunting, golfing, and attending his sons various activities.×
As Chief Operating Officer, Provo Operations, Bill Prochazka provides leadership to the overall operation of Duncan Aviation in Provo, Utah. His responsibilities include general oversight of day-to-day operations, and repair station requirements.
Bill began his career at Duncan Aviation in 1987 as a Turboprop Tech Rep in Lincoln, Nebraska. In 1989 he was promoted to Manager of the Engine and Airframe departments. In 1992, Bill moved to the Customer Service department as a Service Manager and was promoted to Customer Service Manager in 1994. Bill transferred to Battle Creek, Michigan in 1998 as Vice President of Aircraft and Customer Service. He became Michigan's General Manager in 2001. In the summer of 2010, Duncan Aviation opened a maintenance facility in Provo, Utah. Bill and his wife moved to Provo and he assumed his current role.
Prior to Duncan Aviation, Bill held various positions at Gates Learjet and Cessna Aircraft Company in Wichita, Kansas. He also managed an avionics shop in Colorado for two years. Bill graduated from Electronics Technical Institute in Denver, Colorado, specializing in Electronic Communications and Digital Theory. He holds a Private Pilots license, MEL/Instrument rating as well as various professional certifications.
Bill enjoys the people of Duncan Aviation and Utah. Bill is married to Jeannette. He enjoys playing the guitar, sailing and traveling. Bill has always been active in his community, and plans to continue this support in Utah. While in Battle Creek he served as a Michigan State Aeronautics Commissioner, Chairman of the Battle Creek Chamber of Commerce Board of Directors and served on the Boards of both Battle Creek Unlimited and the Tax Increment Finance Authority which oversaw infrastructure investment in the Fort Custer Industrial Park, the home of Duncan Aviation in Battle Creek.
Personal Mission: To live a purposeful life, and to help others find purpose along their journey.×