GM Continues Major Shake-Up of Racing Program's Leadership Team
GM Continues Major Shake-Up of Racing Program's Leadership Team Engineers Mark Stielow, Jim Hentschel move into key roles, as vice president Jim Campbell takes on larger role on company's marketing side. By Steven Cole Smith Chris GraythenGetty Images Mark Kent, who was Director of Motorsports Competition, assumes the role of Director, General Motors Defense Facility Operations. Engineer Mark Stielow essentially took Kent’s job, but with a different title: Director, Motorsports Competition Engineering. Mechanical engineer Jim Hentschel, GM Vice President, Global Safety Systems and I...