
Siân Ratcliffe Smethurst becomes COO of Premier Research, a global clinical research leader, with 25+ years of experience.
Premier Research, a prominent company in clinical research and consulting services, has named Siân Ratcliffe Smethurst, Ph.D., as its new Chief Operating Officer. The announcement was made on January 6, 2026, in Morrisville, North Carolina. Dr. Smethurst brings over 25 years of experience in the scientific field to her new role. This appointment marks a significant milestone for the company as it continues to expand and enhance its operations under her leadership.

