At PAREXEL we are driven to solve the complex.  Our mission is to prepare your science for the real world by simplifying your journey at every step. To do that, we encourage innovative thinking across our entire organization. Our focus on upfront thinking and continuous optimization results in ever-smarter ways to get things done.

See how we're driven to solve the complex

Strategic Partnerships

stategic_partnerships_165_x_165_.pngLearn more about why PAREXEL® is a pioneer in creating Strategic Partnerships that enable biopharmaceutical companies to optimize their clinical development.

learn more

Clinical Research Services

Drug discovery innovators have learned that partnering with PAREXEL across the development lifecycle gets them more of the clinical expertise, regulatory insights, dedicated trial sites, and high quality patients they want – with less cost, fewer delays and no excuses. Explore below and you’ll discover more, too:

Early Phase
Phase II-III
Peri/Post Approval Services
Clinical Trial Supplies & Logistics


On your journey to curing a disease, it pays to have a partner with a mastery of regulatory issues, a passion for proving efficacy, and a genius for marketing medicines. That’s PAREXEL. We’re problem solvers from start to finish, with integrated scientific, regulatory and commercialization consulting that puts targeted expertise, elegant solutions and relentless innovative at your side. Learn more:      


To develop new drugs today, you need an unmatched commitment to technology. At PAREXEL, our Perceptive MyTrials® platform breaks down silos to make drug lifecycle management smart, fast, and seamless. Our industry-leading LIQUENT InSight® suite makes complex regulatory submissions easier and faster. In addition, we have more than 25 other integrated technologies that span the development process and the globe. Learn more: