CRL Charles River Laboratories International Inc

Charles River Laboratories International, Inc. (NYSE: CRL) announced today that senior management will present at three conferences in September 2005. On Thursday, September 8th, at 9:45 a.m. ET, Chairman, President and Chief Executive Officer James C. Foster will present at the Thomas Weisel Partners Healthcare Tailwinds Conference in Boston. On Tuesday, September 13th, at 10:00 a.m. ET, James C. Foster and Corporate Senior Vice President and Chief Financial Officer Thomas F. Ackerman will present at the Bear Stearns 18th Annual Healthcare Conference in New York. On Tuesday, September 27th, at 10:00 a.m. ET, Mr. Foster and Mr. Ackerman will present at the UBS Global Life Sciences Conference in New York. A live webcast of each presentation will be available through a link that will be posted on the Investor Relations section of the Charles River Laboratories website, http://ir.criver.com. A webcast replay for each conference will be accessible through the same website approximately three hours after the presentation and will remain available for one week.