Vinnie Johnson’s Piston Group Names Mamadou Diallo as New CEO

Mamadou Diallo, formerly the senior vice president of Auto Sales of American Honda Motor Co., Inc. has been named chief executive officer for the Piston Group. He will report to Founder and Chairman Vinnie Johnson. Diallo’s role became effective June 10, 2024. Diallo will be involved in management of issues including the group’s overall operational performance, financial management, planning and reporting, as well as financial controls and performance for the Piston Group companies:& Piston Automotive, Piston Interiors, A Lava and Detroit Thermal Systems. “Mamadou is a proven market leader with deep knowledge of the automotive industry and OEM internal processes and procedures,” said Johnson. “His 23 years of experience at American Honda Motor Co., where he held the top commercial role for the company within the United States, and oversaw sales, logistics, strategy and product communications will prove to be a significant addition as I continue to grow my team and our overall approach to strategy and customer satisfaction.” Diallo joined Honda in 2001 through the company’s National Trainee program. During his 23-year tenure at the OEM, Diallo held numerous leadership roles including vice president of Auto Sales, responsible for Honda and Acura sales in the U.S., Caribbean, and Central...