About Us

At the heart of getting medicines to those who need them.

Parexel is among the world’s largest clinical research organizations (CROs), providing the full range of Phase I to IV clinical development services to help life-saving treatments reach patients faster. Leveraging the breadth of our clinical, regulatory and therapeutic expertise, our team of more than 20,000 global professionals works in partnership with biopharmaceutical leaders, emerging innovators and sites to design and deliver clinical trials with patients in mind, increasing access and participation to make clinical research a care option for anyone, anywhere. Our depth of industry knowledge and strong track record gained over the past 40 years is moving the industry forward and advancing clinical research in healthcare’s most complex areas, while our innovation ecosystem offers the best solutions to make every phase of the clinical trial process more efficient. With the people, insight and focus on operational excellence, we work With HeartTM every day to treat patients with dignity and continuously learn from their experiences, so every trial makes a difference.

Our family of brands

Parexel Academy | Your trusted partner in learning. Parexel Academy is committed to building and enhancing capabilities within the clinical research workforce so that, together, we make a positive impact on the lives of patients around the world. 

Health Advances | As a trusted strategic advisor to healthcare and life science executives, we catalyze our clients’ success with insight, innovation, and integrity.

The Medical Affairs Company (TMAC) | The industry’s leading provider of comprehensive outsourced medical affairs solutions. 

Our Values