Leadership Bios


R. Andrew Hove


President & Chief Executive Officer


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Andy Hove has over 25 years of experience in the Defense and Aerospace industries. He is also a former U.S. Army officer who served in a wide range of operational, command and staff assignments. Prior to joining AM General, Hove held management and executive positions with HDT Global, Mistral Group, Oshkosh Defense, BAE Systems, United Defense, FNSS Defense Systems and Vinnell Corporation.

Hove has led a wide range of programs in the defense, security and aerospace sectors, including technology development, systems integration, manufacturing, logistics services and technical support. His international background includes working assignments in Germany, Saudi Arabia and Turkey. He has successfully captured and delivered programs across the globe including multi-million dollar programs in the United States, Canada, Mexico, South America, the United Kingdom, the European Union, Turkey, Israel, Saudi Arabia, the United Arab Emirates, Egypt, Southeast Asia, Japan, Australia and Korea.

Hove holds a bachelor’s degree from Nebraska Wesleyan University, a master’s degree in national security affairs from the Naval Postgraduate School and a master’s degree in business management from the University of Michigan. He also holds highest level of certification in defense program management from the Defense Acquisition University.

Hove is active in a wide range of community and industrial associations. He is currently a board member of the National Defense Industrial Association and serves on the executive committee and the audit committee.

Stephen B. Zink


Executive VP & Chief Operating Officer


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Stephen Zink joined AM General as Executive Vice President and Chief Operating Officer in March 2016. Previously, he served as President at Mack Defense, LLC.

As President at Mack Defense, Zink had full responsibility for oversight of all aspects of business in the Americas at the federal and defense level. Prior to this position, he was Vice President Operations and Director of Engineering at Mack Defense where he oversaw the engineering, manufacturing, purchasing and program management groups within the company and coordination with other corporate affiliates, suppliers and stakeholders.

Prior to his tenure at Mack Defense, Zink worked at Oshkosh Defense for approximately 30 years where he held a variety of positions with increasing levels of responsibility. These positions included Vice President of Defense, where he was responsible for all Defense Tactical Wheeled Programs and Defense Engineering; Vice President of Defense Engineering and Joint programs where he was responsible for all defense related engineering items and oversight of joint programs to include the highly successful MRAP suspension upgrades and the M-ATV program; and the position of Vice President, Defense Strategy and Planning, where he was responsible for the development and implementation of the defense business unit’s strategy along with all aspects of marketing, branding and communications.

Zink holds a Master of Business Administration degree from the University of Wisconsin–Oshkosh and a Bachelor of Science in Mechanical Engineering from Michigan Technological University.

Robert J. Gold


Executive VP & Chief Financial Officer


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Robert J. (Bob) Gold is AM General’s Executive Vice President and Chief Financial Officer. He joined AM General in April 2017 and is responsible for finance and accounting including financial planning and analysis, pricing, government compliance, contracts management, business operations and treasury organizations. Gold has more than 30 years of experience in finance.

Prior to AM General, Gold was Senior Vice President & Chief Financial Officer at Atrenne Integrated Solutions, an integrated electronic solutions company focused on the Aerospace and defense industries, where he was responsible for finance and IT, treasury and financial reporting/planning, debt compliance and taxes.

Gold also previously served as Chief Financial Officer for Culligan International Company, Inc., United Plastics Group, Inc., and Jolly Gardner Products, Inc. He also spent 13 years at Danaher Corporation in various financial and general management positions.

Gold holds a Master of Business Administration in Finance and a Bachelor of Science in Business Administration, Accounting and Finance, both from Drexel University in Philadelphia, Pennsylvania.

Mark A. Minne


VP & Chief Administrative Officer


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Mark Minne is AM General’s Vice President and Chief Administrative Officer. He served as vice president, human resources for AM General since 2013. Prior to this role he served as Director, Human Resources since 2001 and has been with AM General since 1998. He is responsible for the full range of human resource activities, including recruiting and retention, employee communications, employee relations and collective bargaining, compensation and benefits.

Prior to joining AM General, Minne was director, human resources for Shelter Components in Elkhart, Indiana. Minne’s career began in 1992 at National-Standard Company in Niles, Michigan, and progressed through several management positions which included benefits manager. Over his 21-year career, Minne has held a variety of human resource assignments in the automotive, defense, manufactured housing and RV industries. A graduate of the University at Notre Dame, he holds a Bachelor of Business Administration in Finance. He also holds a Master of Business Administration from the University at Notre Dame. In 1999, Minne earned the designation of Certified Employee Benefit Specialist (CEBS).

Minne serves on the board for the Committee for the Advancement of Labor-Management Relations and the United Way of St. Joseph County. A native of Mishawaka, Indiana, he and his wife, Monica, and daughters Kayla and Rachel, now make their home in Granger, Indiana.

Tricia Sherick


Executive VP - General Counsel


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As Executive Vice President and General Counsel for AM General, Sherick contributes a depth of legal knowledge and experience in both the commercial and defense industry. In this role, Sherick reports to AM General President and CEO, Andy Hove and works closely with the executive management team in providing legal guidance and insight to the overall business operations. She also provides her expert legal counsel to support current and future business growth opportunities.

Prior to joining AM General, she was a Partner with Honigman Miller Schwartz and Cohn LLP in their Commercial Law, Bankruptcy and Reorganization Department and began her career there in 1999. During her tenure there, Sherick led the firm’s representation of General Motors in its historic 2009 bankruptcy. She also led efforts to implement a competency-based performance management system and served as the firm’s first Attorney Development and Recruitment Partner where she was responsible for the firm’s professional development and compensation programs for its non-equity attorneys. Sherick also co-led the firm’s Automotive and Commercial Transactions practice groups. During her tenure at Honigman, Sherick represented AM General in its commercial and defense-related transactions since 2005. Before joining Honigman, she began her career as a judicial clerk for the Honorable Patrick J. Duggan in the United States District Court for the Eastern District of Michigan.

Sherick has been recognized by Michigan Super Lawyers since 2010, The Best Lawyers in America since 2011, DBusiness Top Lawyer (Commercial Law) since 2013 and in the Chambers and Partners legal publication. Crain’s Detroit Business named her as one of its 40 under 40 and Michigan Lawyers Weekly has recognized her as one of its Women in the Law to Watch. Sherick was also featured in Leading Lawyer’s Magazine and recognized as a leading lawyer in the areas of Corporate and Commercial Law.

Sherick earned a J.D., magna cum laude, from the University of Toledo College of Law where she was a member of the Order of the Coif and a B.A. in English Literature and Political Science, with honors and high distinction, from Ohio Northern University.

Sherick is a member of the Bar of the State of Michigan and a member of the Supreme Court for the State of Ohio. She is admitted to practice before the District Courts for the Eastern and Western Districts of Michigan, the Northern and Southern Districts of Ohio and the United States Court of Appeals for the Sixth Circuit.

Christopher P. Vanslager


Executive VP - U.S. Defense


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Chris Vanslager assumed the role of Executive Vice President, U.S. Defense in April 2016. In this role, he is responsible for successful planning and implementation of the line of business for U.S. Department of Defense across AM General for existing and new defense programs. He joined AM General as executive director of program management in May 2010.

Vanslager’s experience spans over 30 years of military service and work in defense programs, developing and managing defense acquisitions such as the FBCB2 Force XXI Battle Command Brigade and FBCB2/Blue Force Tracking, Stryker Family of Interim Armored Vehicle, Joint Automated Test and Future Combat Systems Programs. His extensive defense industry career includes working at Northrop Grumman for over 15 years in various business units of the Mission Systems and Information Systems Sectors including the Joint Light Tactical Vehicle and Ground Combat Vehicle Programs. While at Northrop, Vanslager held positions as system engineer, technical lead, project manager, capture manager, program manager, business development lead and corporate account lead.

Vanslager served in the U.S. Army as an infantry and acquisition officer, attaining the rank Lieutenant Colonel. He holds a Bachelor of Science in Mechanical Engineering from the United States Military Academy at West Point.

A native of South Bend, Indiana, Vanslager and his wife, Doreen, now reside in West Bloomfield, Michigan. They have two adult children.

Nguyen Trinh


Executive VP - International Defense


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Nguyen Trinh is AM General’s Executive Vice President, International Defense. Prior to joining AM General, he was the Senior Director, Global Sales and Marketing, for Volvo Group Governmental Sales (VGGS) Mack Defense. In this role Nguyen was responsible for both governmental and military products sales, marketing, and program execution.

Prior to his tenure at VGGS Mack Defense, Nguyen worked at Oshkosh Defense where he held a variety of positions with increasing levels of responsibility. These positions included Senior Manager, Aftermarket Programs, where he was responsible for all international aftermarket programs to include the Add-on-Armor program in Kuwait; Senior Program Manager, Joint Programs, where he was responsible for the JLTV development program and independent suspension program; and the position of Director, International Programs, where he was responsible for the development and implementation of the international defense business unit’s strategy and program execution.

Nguyen is also a former U.S. Army officer who served in both the active and reserve components. He deployed in support of Operation Iraqi Freedom and Operation Enduring Freedom with the 82nd Airborne Division. Nguyen has a Bachelor of Science from Illinois State University and is an alumnus of the Defense Acquisition University.

Kevin A. Rahrig


Executive VP - Commercial


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Kevin A. Rahrig is the Executive Vice President of AM General’s Commercial programs. In this role, he leads the company’s commercial business segments and contract vehicle assembly. Prior to this role, Rahrig served as Vice President, Commercial Program Executive since November of 2007.

His current responsibilities cover Business Development for Commercial Vehicle Assembly and Services as well as providing overall program executive leadership to the company’s customer assembly programs for Mercedes Benz. Rahrig is also the AM General Representative on the Governor’s Indiana Automotive Council. Rahrig joined AM General as Plant Manager for the Mishawaka-based H2 Assembly Plant in 2001. Beforehand, he was an independent management consultant for Mitsubishi Motor Manufacturing of America. Rahrig held various positions at Ford Motor Co. over a 16 year period and was Plant Manager for Ford’s St. Louis Assembly Plant. Additionally, he was Manufacturing Manager at Wixom Assembly Plant and Wayne Stamping and Assembly Plant.

Rahrig hails from Delphos, Ohio and is the youngest of 15 children. In addition to a Bachelor’s degree in Mechanical Engineering from The Ohio State University, he holds a Master of Business Administration from the University of Notre Dame. Rahrig graduated magna cum laude from Notre Dame, received the Dean’s award in 2005.

Rahrig and his wife live in South Bend, Indiana. They have three adult children.

Claudia Gast


Senior VP - Strategy & Corporate Development


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As Senior Vice President, Strategy and Corporate Development, Claudia Gast brings significant experience to AM General to develop strategic relationships and new opportunities that help create customer value.

In this role, Gast reports to AM General President and CEO, Andy Hove, and works closely with the executive management team in developing both internal and external opportunities that further enhance AM General's key growth initiatives. Maintaining key industry and strategic alliances, identifying market trends for organic and inorganic corporate growth, including potential mergers and acquisitions, and understanding how nascent technologies will affect the company’s business units are some of the key objectives that Gast oversees.

Gast joined AM General from GWR Safety Systems, where she served as its Executive Vice President, Strategy and Business Development. Prior to joining GWR Safety Systems, Gast worked at Proctor & Gamble Company where she served in various mergers and acquisitions, business development and strategy roles of increasing responsibility. Prior to that, she worked for Volkswagen in finance.

Gast holds a master of business administration degree from the University of Chicago’s Booth School of Business and a bachelor's and master’s degree in business administration from the ESADE Business School, Barcelona, Spain. As part of her master’s at ESADE, Gast attended a semester abroad at the University of Michigan’s Ross School of Business.

John P. Chadbourne


Senior VP - DC Operations


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John Chadbourne joined AM General in July 2018 as the Senior Vice President for Washington D.C. Operations. In this role, Chadbourne supports AM General business initiatives as directed by the President & CEO and provides support to AM General’s Customer Facing Executives and their teams by maintaining, building and strengthening regular business operations with Washington, D.C. based U.S. government agencies, non-governmental agencies and key international representatives posted at their embassies in the Washington D.C. area.

Prior to joining AM General, Chadbourne had a 30-year career as a Logistics Officer in the United States Army attaining the rank of Colonel where he gained extensive experience in logistics and program management. During his career, he led Logistics Units from platoon through brigade and held multiple staff positions, including the Director of Joint Logistics (J4) for all U.S. Forces in Afghanistan, and the Director of Materiel in the Headquarters of the Army, G8.

Chadbourne holds a Bachelor of Science Degree in Physics from the University of North Georgia as well as a Master of Science Degree in Logistics Management from the Naval Postgraduate School and a Master of Science Degree in Strategic Studies from the Army War College. His professional qualifications include being designated a Certified Professional Logistician by the International Society of Logistics and Level II Program Management Certificate from the Defense Acquisition University. Chadborne’s military education includes the Ordnance Officer Basic Course, the Combined Logistics Officer Advanced Course, Airborne School, Support Operations Course, Command and General Staff College and the Army War College.

Chadbourne served over 17 years in overseas and deployed assignments. His overseas assignments include Germany (two tours), Belgium, England and Korea. His combat and operational tours include OPERATION DESERT SHIELD/DESERT STORM in Saudi Arabia and Iraq (1990-1991), OPERATION JOINT FORGE in Bosnia (1998), OPERATION JOINT GUARDIAN in Kosovo (2000), two tours in OPERATION IRAQI FREEDOM in Iraq (2003) and (2007-2009), OPERATION ENDURING FREEDOM (2014) and OPERATION FREEDOM SENTINEL (2015) in Afghanistan.

While on active duty, Chadbourne was awarded the Army Distinguished Service Medal, Legion of Merit (two awards), the Bronze Star Medal (three awards),the Defense Meritorious Service Medal, the Meritorious Service Medal (five awards), the Army Commendation Medal (five awards), the Army Achievement Medal, the National Defense Service Medal (two awards), the Armed Forces Expeditionary Medal, the Southwest Asia Service Medal (three awards), the Kosovo Campaign Medal, the Afghanistan Campaign Medal (two awards), the Iraq Campaign Medal (three awards), the Global War on Terror Expeditionary Medal, the Global War on Terror Service Medal, the Armed Forces Service Medal, the NATO Medal, the Korean Defense Service Medal, the Saudi Arabia Liberation of Kuwait Medal, the Kuwait Liberation Medal, the Combat Action Badge and the Airborne Badge. Chadbourne has also been permanently awarded the Presidential Unit Citation Award, Valorous Unit Award, Joint Meritorious Unit Award and the Meritorious Unit Citation Award.