About Endeavor Endeavor Clinical Trials, PA is a privately owned, multi-therapeutic, dedicated research center set up to conduct phase II-IV trials. Located in the Medical Center of San Antonio, Texas, we are approximately 20 minutes from the San Antonio International Airport and within minutes of several hotels. Endeavor Clinical Trials is owned and operated by Richard A. Pollak, DPM, MS. Dr. Pollak has over 15 years experience in conducting clinical trials as a principal investigator. Dr. Pollak, along with numerous physicians located throughout the Medical Center, act as the investigators for the studies which we conduct. Endeavor Clinical Trials staff consists of experienced Clinical Research Coordinators and Clinical Research Assistants. Our staff prides itself in delivering accurate, viable data to our clients while maintaining quality patient care. Every subject visit conducted is QC'd to ensure quality data is delivered. We value teamwork, integrity, productivity, accountability and professionalism. Our Coordinators are available to work closely with the CRAs during their visit to streamline the data collection process and ensure our clients meet their goals in a timely manner.