California Clinical Trials Medical Group

California Clinical Trials Medical Group (CCT) is a premier clinical research organization and site network specializing in Phase I through IV clinical trials for the pharmaceutical and biotechnology industries. Founded in 1981 and headquartered in Glendale, California, the group is globally recognized for its deep expertise in Central Nervous System (CNS) research, including psychiatry, neurology, and pain management. In 2006, CCT was acquired by Parexel International, significantly expanding Parexel's early-phase clinical development capabilities and specialized CNS services. The organization is known for executing complex study designs, including first-in-patient trials and studies requiring advanced neuroimaging or cerebrospinal fluid sampling. Today, it continues to operate as a key clinical site within the Parexel network, providing high-quality data and recruitment services for global drug development programs.