WILMINGTON, Mass.--(BUSINESS WIRE)--Charles River Laboratories International, Inc. (NYSE: CRL) announced today the promotion of Dr. Christophe Berthoux to the newly-created position of Executive Vice President, Global Sales and Marketing and Chief Commercial Officer. In this role, Dr. Berthoux will lead the global realignment of Charles River’s Sales and Marketing organization, the goal of which is to further enhance the Company’s interface with its customers.