About CATO SMS: CATO SMS is a full-service clinical and regulatory contract research organization (CRO), specializing in complex areas such as (immuno-)oncology, advanced therapeutics and orphan diseases. CATO SMS has a center of excellence solely dedicated to oncology. With over 320 dedicated professionals with offices and operations in over 25 countries around the globe, the company brings a powerful blend of capabilities focused on supporting small and mid-sized biotech, top-tier pharmaceutical companies and investigator groups with their innovative research. We offer regulatory consulting and oncology drug development affairs in addition to clinical trial management services, with offices strategically located in close proximity from the FDA and EMA.