Dynamic Aviation’s leadership remains committed to the corporate values that have been responsible for our success—unity, enthusiasm, proactive urgency, constant innovation, and safety. These values are vital to forming productive, long-term customer relationships and attracting and retaining talented employees.

Executive Team

Board of Advisors

Karl D. Stoltzfus, Sr.
Founder and Chairman

Karl D. Stoltzfus, Sr. is the Founder and Chairman of Dynamic Aviation. With more than 50 years of experience in the aviation industry, Mr. Stoltzfus is an accomplished entrepreneur, businessman and aviator who has pioneered the development and advancement of custom aviation solutions for commercial and government applications.  Mr. Stoltzfus continues to provide strategic direction and hands-on technical leadership across the organization while leading the company’s efforts to restore the First Air Force One, President Eisenhower’s Lockheed Constellation.

Before establishing Dynamic Aviation in 1967, Mr. Stoltzfus was a partner in his father’s aviation business, Chris D. Stoltzfus and Associates. He was responsible for organizing and supervising large gypsy moth programs throughout the United States and Canada, and was instrumental in the design, build and install of various spray systems for the company’s fleet.

A graduate of Eastern Mennonite University, Mr. Stoltzfus earned a bachelor’s degree in Business Administration.  He is an experienced pilot with over 6,000 hours as pilot in command and holds a commercial pilot’s license, multi-engine rating, instrument rating, and a DC-3 type rating.

Mr. Stoltzfus is an active member of many community groups and currently serves on the board of Mission Aviation Fellowship.  He has previously served as Board Member of Missionary Maintenance, Board Vice Chairman of JAARS/Wycliffe, Board Chair of Wingfield Ministries and as a Board Member of the Rotary Club of Harrisonburg, Virginia.

Mr. Stoltzfus received the 2018 President’s Award from People to People International, an organization dedicated to peace-building through international partnerships.  He was presented with a Lifetime Achievement Award in 2015 from the Virginia Department of Aviation and was inducted into the Virginia Aviation Hall of Fame in 2006 for his significant contributions to the advancement of aviation.

Michael A. Stolzfus
President & CEO

Michael Stoltzfus is President and CEO of Dynamic Aviation, the leading provider of modified aircraft leased and operated in niche markets around the world. He provides strategic vision through relational leadership that enables problem-solving partnerships.  With more than 30 years of aviation and business experience, his leadership continues to guide the organization’s commitment to serve customers in defense, airborne data acquisition and public health and safety markets.

Michael joined Dynamic Aviation, a family owned and operated company, in 1990. He started as a pilot and base manager, and went on to work in other roles including Manager of Flight Operations, Vice President of Flight Operations, and Chief Operating Officer.

He is an active member of the U.S. Capital chapter of the Young Presidents Organization.  He has formerly served on the boards and advisory councils of multiple non-profit organizations.  He is an experienced pilot with more than 5,000 hours of flight time.

Michael attended Eastern Mennonite University and is an alumnus of the Owner/President Management Program at Harvard Business School.

Shannon Wagner
Chief Operating Officer

Shannon Wagner is the Chief Operating Officer for Dynamic Aviation.

In this role Mr. Wagner provides oversight and leadership to the daily operations of the company.

Prior to joining Dynamic Aviation, Mr. Wagner most recently served as vice president of component solutions at Aveos Fleet Performance in Montreal, Canada.

A former Marine with over 25 years in the aviation industry, Mr. Wagner’s experience includes numerous management and leadership positions.

Mr. Wagner earned his master’s degree in business administration from Strayer University and his bachelor’s degree in professional aeronautics from Embry-Riddle Aeronautical University. He is a certified six sigma black-belt and a licensed FAA mechanic.

J. Merle Zook
Chief Financial Officer

As Chief Financial Officer, Merle Zook is directly responsible for developing and overseeing annual financial plans, implementing cost improvement measures, and managing the performance and growth of Dynamic Aviation’s financial resources and assets.

He has been a member of the Dynamic Aviation team since 1999, serving as Controller, Executive Vice President, and Chief Financial Officer. Over the years, Mr. Zook has been instrumental in the organization’s growth and expansion into new markets.

Prior to joining Dynamic Aviation, he was Manager of Auditing and Accounting for Phibbs, Burkholder, Geisert & Huffman, LLP. There, Mr. Zook planned and supervised the audits of various entities including automobile dealerships and manufacturing and processing companies.

Earlier in his career, he was also employed at Kobelco Compressors (America), Inc. as Controller, where he was responsible for accounting department oversight including preparation of monthly financial statements, operating budgets, cash flow projections, external auditor coordination, and evaluation of employee benefit plans.

Mr. Zook is a Certified Public Accountant in the states of Virginia and Indiana. He is a member of the American Institute of Certified Public Accountants and the Virginia Society of Certified Public Accountants.

Mr. Zook received a bachelor’s degree in Accounting from Eastern Mennonite University in Harrisonburg, Virginia.

Aaron Lorson
Executive Vice President

Aaron Lorson is Executive Vice President at Dynamic Aviation. As part of the senior team, his leadership includes fleet management and various other high-level projects. He has also provided past leadership to worldwide flight operations, human resources, safety, and security.

Mr. Lorson began his career with Dynamic Aviation in 1999 as a pilot on the Sterile Insect Technique team supporting the U.S. Department of Agriculture in the Los Angeles Basin, Panama, and Mexico.

An accomplished pilot, Mr. Lorson holds an Airline Transport Pilot certificate including type ratings in the DHC-8, DC-3, and CE-500 aircraft. He also holds a flight instructor certificate for AMEL, ASEL, instrument, ground, and NVG, as well as an Airframe and Powerplant mechanic certificate.

Mr. Lorson earned his bachelor’s degree in Aviation Technology and Flight from LeTourneau University in Longview, Texas where he graduated Summa Cum Laude. In 1998, he was awarded Outstanding Flight Graduate of the Year by the university.

Phil Douglas
Vice President, Program Management and Business Development

As Vice President of Program Management and Business Development, Mr. Douglas provides leadership to the planning, managing and executing of projects for a variety of customers. Additionally, he directs the worldwide business development operations and customer relations of Dynamic Aviation, cultivating strategic partnerships and programs that add value for our customers.

Mr. Douglas joined the Dynamic Aviation team in 2011 as a Director of Engineering, and since that time, he has served in a number of leadership roles in the organization, most recently as the Vice President of Program Management.

An experienced professional with over 40 years in the aviation industry, he also served with the Oklahoma Army National Guard.  Mr. Douglas earned a Bachelor’s of Science degree in Manufacturing Technology from SouthWestern College in Winfield, Kansas.

Phil is passionate about being active in the local community. He currently serves on the Board of Directors for the Shenandoah Valley Technology Council, and the Executive Advisory Committee for the College of Engineering and Sciences at James Madison University.

Joel Shank
Vice President, Human Resources

Joel Shank is the Vice President of Human Resources and provides leadership to strategic workforce planning, leadership development, corporate events and communication, training programs and fosters a culture of engagement. Joel oversees multiple corporate service teams including Human Resources, Training & Development, and Communications & Public Affairs.

Shank began his career at Dynamic Aviation in 2006 as an intern in the Human Resources department while attending school at Eastern Mennonite University. Upon graduation, he joined the team full-time as an Associate within the Human Resources department. Since then, Joel has held multiple positions of increasing responsibility within the organization, all within the HR department. In October of 2016, Joel was promoted to the VP, HR position further supporting senior leadership strategic objectives.

Mr. Shank graduated in 2006, with a bachelor’s degree in Business Administration from Eastern Mennonite University.  Joel is active in the local community and serves as a Board Director for the Harrisonburg/Rockingham Chamber of Commerce, as well as a member of the Blue Ridge Community College Aviation Program Advisory Committee.

Aaron Mingle
Vice President, Flight Operations

Aaron Mingle is the Vice President of Flight Operations and provides leadership to daily flight operations, compliance and aircraft reliability. Aaron oversees several teams across the organization including Intelligence, Surveillance & Reconnaissance, Airborne Data Acquisition, and Public Health & Safety.

He began his career at Dynamic Aviation in 2010 as a first officer for the Airborne Data Acquisition business segment, and has since held various roles throughout the organization, including avionics technician and company pilot. He most recently served as Director of Airborne Data Acquisition.

Mr. Mingle graduated in 2009 with a bachelor’s degree in Aeronautical Science from LeTourneau University.  He completed his Master of Business Administration at James Madison University in 2018.  A certified Airframe and Powerplant mechanic, Aaron holds an Airline Transport Pilot certificate and Beech 1900 and Dash 8 type ratings, in addition to AMEL, ASEL, and Instrument Instructor certificates.

Scott Cessna
Vice President, Technical Operations

As Vice President of Technical Operations, Mr. Cessna provides leadership to Aircraft Maintenance, Modification, and Overhaul as well as Quality and Engineering. Scott also is responsible for the complete operation of Dynamic Aviation’s 145 Repair Station, which he holds the FAA Accountable Manager role for.

A graduate of Pittsburgh Institute of Aeronautics, Mr. Cessna began his aviation career with Dynamic Aviation in 2005 as an Avionics Technician and was quickly promoted to an Avionics Team Leader position, and then to Avionics Department Manager prior to moving into the Director of Maintenance role and assuming the Accountable Manager role for Dynamic Aviation’s 145 Repair Station in 2013. In 2016, Cessna was promoted to his current role.

General William T. (Tom) Hobbins

General Tom Hobbins is a retired four-star general with the U.S. Air Force with more than thirty eight years experience with U.S. and allied aviation forces in overseas and domestic environments, and extensive interface and coordination expertise with federal agency executive leaders, senior foreign military and civil leadership.  Currently, as a private consultant for large aerospace defense system integrators as well as a member of various boards supporting small companies, he has helped to guide the development of NATO’s C4ISR and Unmanned Aerial Systems Roadmaps.

General Hobbins was the Commander, U.S. Air Forces in Europe; Commander, NATO Allied Air Component Command, Ramstein; and Director, Joint Air Power Competence Centre, Ramstein Air Base, Germany. He had responsibility for Air Force activities in a theater spanning three continents, covering more than 20 million square miles, 93 countries and territories, and possessing one-fourth of the world’s population and about one-third of the world’s Gross Domestic Product.

General Hobbins has commanded a numbered air force, two tactical fighter wings and a composite air group. He has served as the Director of Plans and Operations for U.S. Forces Japan, Director of Plans and Policy for U.S. Atlantic Command, the Director of Operations for U.S. Air Forces in Europe, and as a Deputy Chief of Staff, Headquarters U.S. Air Force.

As the USAFE Director of Operations, General Hobbins was responsible for the planning, beddown and execution of combat forces in Europe for Operation Allied Force (Kosovo War). As 12th Air Force Commander, the 12th Air Force Air Operations Center deployed to Southwest Asia as operations Enduring Freedom and Iraqi Freedom’s alternate AOC. As Deputy Chief of Staff for Warfighting Integration and the Air Force’s Chief Information Officer, he developed and implemented the Air Force’s C4ISR Roadmap for networks enabling predictive battle-space awareness and targeting.

A command pilot, the General Hobbins has more than 5,100 flying hours, primarily in fighter aircraft.

Allon H. Lefever

Allon Lefever has 30 years of extensive business management experience spanning agriculture, industrial, and Internet executive positions. He has served as Group Vice President of Operations for V.F.Weaver, Inc., Vice President of Affiliated Companies for High Industries, Inc., Founder of SuperNet, and President of the Northeast Region of OneMain.com.

Following a successful IPO in 1999, OneMain was sold to Earthlink in 2001, with Mr. Lefever serving as Vice President of Acquisitions for Earthlink. As an entrepreneur, he helped found 22 companies, including six IPO’s, raising over $4 billion dollars in capital.

He also spent seven years in academics, serving as Director of the Goshen College Family Business Program for two years, Director of the MBA Program at Eastern Mennonite University for five years, and as a business professor teaching entrepreneurship and management.

Mr. Lefever has a passion for entrepreneurship and the importance of integrating values into businesses. He has practical experience from his involvement in the formation and management of 16 private and six public companies over his career. In addition to his Board service and consulting businesses, he is founder of a hospitality company that recently opened a Hampton Inn and Suites in Woodstock, Virginia, and a small SRI venture capital company.

Mr. Lefever has served on 48 private and public boards over his career, and continues to serve on a number of private and community boards specializing strategic and succession planning, primarily with family businesses.

Lieutenant General (Ret.) Thomas F. Metz

Lieutenant General (Ret.) Thomas F. Metz has nearly 40 years of commissioned service in the US Army. He brings the experience of a combat commander who led over 120,000 coalition troops belonging to Multi-National Corps-Iraq, during Operation Iraqi Freedom (2004-2005), to his current role as a mentor, advisor and consultant for a broad range of international public and private organizations.

General Metz was a key player in laying the groundwork for the Army’s ongoing transformation as the Director of the 4th Infantry Division’s Experimental Force, 1995-1997, then as the Assistant Division Commander for the same command the following year.  From 1998-2001, General Metz served in two key billets for prioritizing and allocating resources for our Armed Forces as a Deputy and Vice Director in the Joint Staff Force Structure, Resources, and Assessment Directorate, J-8. Prior to the initiation of Operation Iraqi Freedom, he served as the Central Command’s Chief of Staff.

General Metz has served in a series of positions of increased responsibility throughout a distinguished career as a leader and trainer of soldiers from Europe to Korea, Iraq and the United States.  From his start as a platoon leader in the 1st Battalion, 509th Parachute Infantry Regiment, Mainz, Germany, General Metz has commanded at every level from a rifle company up to III Corps and Fort Hood, Texas.

After over three years as the III Corps Commander, he served as the U.S. Army’s Training and Doctrine Command’s Deputy Commanding General. General Metz’s final assignment was the Director of the Joint IED Defeat Organization, where the mission was to defeat the IED as a weapon of strategic influence in support of all the US Combatant Commands with an annual Congressional budget of $4 billion.

George Pace

George Pace is the former President and Chief Executive Officer of Rocco, Inc., a large, privately-held poultry company located in Harrisonburg, Virginia. He has more than 20 years experience in business leadership and management.

Prior to joining Rocco, Mr. Pace served as Senior Vice-President of Marketing for Del Monte Foods in San Francisco, California. From 1976 to 1988, he worked for RJR Nabisco Brands and held senior level positions in finance, sales and marketing.

Mr. Pace is an active community volunteer and supports many organizations. He is board director for Rockingham Memorial Hospital and serves on advisory boards for the Boys and Girls Club, First Tee and Harrisonburg Downtown Renaissance.

Mr. Pace also has experience in government operations locally, having served as an elected member of Harrisonburg’s  Electric Commission, Planning Commission and City Council.

He currently serves on a number of private corporate board’s including Summit Financial Group, Rain Bird Corporation, Comsonics Inc, and Bowman Apple Products, Inc.

Mr. Pace earned a bachelor’s degree in Science and a master’s degree in Business Administration from the University of North Carolina, graduating with highest honors.

David Grizzle

David Grizzle currently provides new venture formation and organizational strategy consulting, especially among firms in the aerospace industry.

Prior to opening his consultancy, Mr. Grizzle served as the Chief Operating Officer of the Federal Aviation Administration’s Air Traffic Organization. In this role he led the FAA’s 33,000 professional controllers, technicians, engineers and support personnel who are responsible for keeping air traffic moving safely and efficiently. While at the FAA, Mr. Grizzle also served as the FAA’s Chief Counsel and Acting Deputy Administrator.

Before joining the FAA, Mr. Grizzle was with Continental Airlines and its affiliates for 22 years, retiring as the Senior Vice President of Customer Experience. In this role, through a data-driven constant quality improvement process he led Continental to address persistent deficits in product delivery to improve the total travel experience for Continental’s customers.

During a leave of absence from Continental starting in 2004, Grizzle served for 14 months with the U.S. Department of State in Kabul, Afghanistan, as Attaché, Senior Advisor and Coordinator for Transportation and Infrastructure.

Grizzle is a graduate of Harvard College and Harvard Law School. His wife Anne is a family therapist, author and poet. They have three adult sons and six grandchildren.