WILMINGTON, Mass.--(BUSINESS WIRE)--March 6, 2006--Charles River Laboratories International, Inc. (NYSE: CRL) announced today that Chairman, President and Chief Executive Officer James C. Foster and Executive Vice President and Chief Financial Officer Thomas F. Ackerman will present at the Cowen & Co. 26th Annual Health Care Conference in Boston, Massachusetts, on Wednesday, March 8th , at 1:40 p.m. ET. Mr. Foster will present an overview of Charles River's overall business and strategic focus, while Mr. Ackerman will discuss the Company's recent financial performance and 2006 expectations.