MicroConstants is a GLP-compliant Contract Research Organization (CRO) dedicated to providing premier quality bioanalytical, pharmacokinetics, drug metabolism, formulation analysis and immunoassay support services to pharmaceutical and biotech companies worldwide. We are the largest bioanalytical LC/MS/MS service provider on the West Coast, and specialize in method development, method validation and sample analysis. Since opening our doors in 1998, we have supported over 200 clients in 27 different countries, completed more than 4,000 studies, and validated over 1,000 methods.