About Us

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

Parexel is in the business of improving the world’s health. As a leading global clinical research organization (CRO), we provide a suite of biopharmaceutical services that help clients across the globe transform scientific discoveries into new treatments. From clinical trials to regulatory, consulting, and market access, our therapeutic, technical, and functional ability is underpinned by a deep conviction in what we do.  


About Us

Headquartered near Boston, Massachusetts and in Durham, North Carolina, Parexel has over 17,000 employees, with offices that support clients in over 100 countries around the world. Supporting clients in more than 100 countries, our company is united by one simple fact. We care. We’re not just the people with brains, we’re the people with heart.

We provide the most comprehensive drug development capabilities of any clinical research organization (CRO) worldwide. With integrated consulting expertise, our global Phase I-IV clinical research programs are designed with the end in mind to navigate regulatory and market access hurdles more smoothly and cost-effectively, from beginning to end.


Our Values

Patients first

We fight for patients because they’re at the heart of everything we do.


Each detail matters, from the smallest to the largest. Our hearts go into them all.


People, process, patients, progress. We hold them all close to our hearts.

Empowerment and accountability

We follow our hearts to do the right thing. Then, we have the courage to own the outcome.

We are always available for a conversation.


We are always available for a conversation.


Communication Preference

Communication Preference