Charles River supports the biopharmaceutical, medical device, nutraceutical, compounding pharmacies, personal care product and cosmetics industries with cGMP-compliant contract microbial testing services. Specializing in bacterial and fungal identification and strain typing of environmental isolates, we use the latest sequence-based technologies to provide accurate and reliable microbial identification services to more than 1,000 facilities worldwide. Over the last 20 years, our laboratory has tested and identified more microorganisms than any other company or service laboratory, which has allowed us to develop and refine validated, proprietary libraries and methods of interpretation that are unrivaled in the industry.