INDIANAPOLIS, April 10, 2025 – Allison Transmission (ALSN), a leading designer and manufacturer of commercial and defense vehicle propulsion solutions, announces the appointment of Scott Mell as its new Chief Financial Officer (CFO) and Treasurer, effective April 14, 2025. This announcement follows the June 2024 appointment of Fred Bohley to Chief Operating Officer (COO), who continued to serve as CFO and Treasurer while the company sought a successor.

Scott is a seasoned business executive with almost 30 years of diverse experience providing strategic and financial leadership and enhancing value in organizations undergoing change. His international experience includes extensive involvement with operations in Asia, Europe and South America. Scott has an established and impressive track record of building consensus with stakeholders of all types, facilitating timely solutions with positive results. His responsibilities frequently included complex and multifaceted opportunities and challenges, and Scott is a proven leader in diverse end markets conditions.

“We are pleased to welcome Scott Mell to the Allison Transmission team,” said David Graziosi, Chair and CEO of Allison Transmission. “His international experience as well as his extensive financial and operational expertise will be instrumental as we continue to drive growth and innovation.”

In his role as CFO, Scott will have responsibility for the Finance organization and will oversee all aspects of the company’s financial management and activities, including financial planning, budgeting, financial reporting, analysis, and compliance with regulations. He will also set our overall treasury strategy, including cash management, risk management and investor relations. In addition, Scott will play a key role in helping to strategically guide Allison through the next phase of our growth and development.

"I am thrilled to join Allison Transmission and contribute to its continued success. The company's innovative solutions and commitment to excellence are truly inspiring. I look forward to working with the global Allison Transmission team to drive financial performance, deliver strategic growth initiatives and enhance shareholder value," said Scott Mell.

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About Scott Mell

Scott A. Mell is a seasoned business executive with extensive financial and operational leadership experience. He has held various high-level positions, most recently serving as Chief Financial Officer at TriMas Corporation. Scott also worked as Managing Director of Recovery & Transformation Services for Riveron Consulting LLC and in a variety of senior leadership positions with Ernst & Young LLP, McKinsey & Company and AlixPartners, LLP. He holds a Bachelor of Business Administration from James Madison University.