Marken, based in Research Triangle Park, N.C., has appointed two independent directors to its board, as a result of Marken's recent restructuring completed Dec. 21, 2012. They are Timothy C. Tyson and Michael O'Donnell.
Tyson is a veteran leader in the global pharmaceutical marketplace, currently chairman of the board of Aptuit, a global pharmaceutical services company. He was CEO and president of Valeant Pharmaceuticals from 2003-2008. Previously, he spent 14 years at GlaxoSmithKline in various roles, including president of global manufacturing and supply. He also has held key positions on the PhRMA board and the International Society of Professional Engineers (ISPE).
O'Donnell currently is chairman of Verna, a company specializing in infectious control products, and non-executive director of Helical Bar, a property development firm. He has served as an independent director on the boards of seven companies since 2008. Previously, he was a managing director of LGV Capital, a private equity firm, for more than a decade.