Donna Behring, M.S.

President and CEO

Donna Behring has over two decades of clinical trial industry experience. In 2000, she founded The Clinical Research Group, Inc. to serve the needs of physician investigators across the United States. Under Donna’s leadership, The Clinical Research Group, Inc. has grown into a global force with sites in Latin America, India, and Eastern Europe. Donna holds a Master degree in Kinesiology from Texas Woman University (TWU).

Dr. Hector De Lille

Marketing and Operations-Latin America

Dr. Hector De Lille is a Clinical Research Specialist and Medical Doctor specializing in emergent and intensive care. As an external consultant with TCRG, Dr. De Lille leads international clinical research projects in Latin America. His focus is on establishing an important network of sites with key opinion leaders/investigators for various therapeutic areas including Cardiology, Infectious Disease, Rheumatology, Oncology, Gynecology, and CNS for the development of clinical trials from International Sponsors in the Pharma/Biotech Industry.

Sreedhar Tirunagari, M.D.

Manager, Clinical Operations-India, Asia, Eastern Europe

Dr. Sreedhar Tirunagari combined forces with TCRG in 2014 to develop and manage clinical research sites in India. Expansion continues under Dr. Tirunagari’s leadership into other developing markets, such as Eastern Europe and Asia. Dr. Tirunagari brings many years of clinical trial experience to the TCRG team.

Sahar Ashraf, M.D.

Sahar joined the TCRG team in 2014 as a Remote Clinical Research Coordinator. Since then, she has been instrumental in bringing on new programs and expansion into new therapeutic areas. These initiatives include the Remote CRC Program and the start-up of new Psychiatry clinical trial sites globally.