• 1,400 Staff Worldwide
    Global reach with local knowledge in 50+ countries
  • 19 years old and privately owned
    Join the Tribe
  • 5% staff turnover company-wide
    Guaranteed continuity of study teams, loyalty and accountability
  • 95% of psi studies complete on time
    Saving you money and time to market
PSI is a leading full-service global Contract Research Organization whose key strength is predictable patient enrollment across multiple therapeutic areas.
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Our strength is our people, hear what they have to say
PSI is known in the industry as a CRO focused on on-time project delivery. This is achieved through investing substantial effort and MD resources into performing quality feasibility assessments that provide an accurate predictor of study timelines.
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Week 47, 2014

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MEET OUR PEOPLE

Clinical Operations in Oncology 2014
November 25-26, 2014, Amsterdam
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TESTIMONIALS

“Successful completion of patient recruitment in just over 12 months is a credit to the clinical team which has worked tirelessly to execute this trial within the tight timeline and budget”
Chief Scientific Officer, Australia February 2013
“I’m always impressed with how PSI employees conduct themselves and I frequently hear them say …”that is not a problem” no matter how big or small the request may be.”
Director Clinical Operations US January 2013
"PSI team, we got [drug] approved in US! This would not have been possible without all your efforts and your help. I wanted to thank all of you for this!”
Clinical Project Manager Austria June 2013
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PRESS RELEASES

INNOVATIONS W/ED BEGLEY, JR TO EXPLORE THE IMPORTANCE OF CRO’s IN UPCOMING SERIES ON MEDICAL INNOVATIONS

Zug, Switzerland, October 30, 2014 – PSI CRO (PSI) announced that they will be featured in an upcoming episode of Innovations with Ed Begley Jr, airing 1Q 2015, via Discovery Channel. Dates and show times TBA.
We believe that PSI’s approach and performance addresses the biggest challenge in our industry. According … Read More »

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