Certara provides guidance spanning drug discovery and development ??? with modeling, analysis, and simulation methods that include molecular modeling, PK/PD modeling and simulation, PBPK modeling and simulation, prediction of drug-drug interactions, and clinical trial simulation. With these capabilities, Certara is able to help our customers accelerate decision making, and enable the cross-disciplinary approaches necessary for translational science. Certara also offers software and scientific consulting services in the areas of pharmacometrics, PK/PD analysis, biostatistics, medical writing, and PBPK modeling and simulation. It serves pharmaceutical and biotechnology customers and users. The company was founded in 2008 and is based in St. Louis, Missouri with additional offices in California, North Carolina, France, Germany, the United Kingdom, China, India, and Japan.