Wesley P. Wheeler has been appointed chief executive officer of Patheon Inc., effective December 10, 2007. Mr. Wheeler will succeed Riccardo Trecroce, who plans to leave the company in 2008, following a transition period. “With Patheon’s restructuring initiatives well underway, we are focused on taking the company forward to the next phase of growth and profitability,” said Ramsey Frank, managing director of JLL Partners, the company’s largest shareholder, and chair...