PSI is a leading full-service global CRO (Contract Research Organization). Predictable patient enrollment across multiple therapeutic areas.

Choose the CRO you can trust for your pivotal Phase 2 & 3 clinical trials. At PSI, we deliver on-time, every time.

When you join PSI CRO, you aren’t just joining the next CRO on the list. You’re joining a team that’s passionate about the work they do in more than 60 countries all around the world. You’re working with colleagues making an impact, and you’re raising the bar each and every day.

PSI CRO AG Baarerstrasse 113a 6300 Zug – Switzerland. Find the nearest office to you and start a conversation. Europe Africa North America Latin America Asia Pacific. North America; Latin America; Europe; Africa; Asia Pacific; USA. Office - Philadelphia PA. More info. Canada. Office - Toronto. More info. USA. Office - Durham NC.

PSI specializes in pivotal phase 2 and phase 3 clinical trials in oncology, hematology, gastroenterology, autoimmune, infectious diseases, neurology, and other indications. We provide expertise in complex trials at the forefront of precision medicine, including platform and umbrella designs, trials in targeted immunotherapy ...

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Mar 27, 2025 · PSI CRO is a global full-service contract research organization (CRO), committed to being the best CRO in the world as measured by its employees, customers, investigators, and vendors. PSI’s key operational differentiator is on-time delivery of clinical trials.

PSI CRO announces the addition of more powerful GenAI for protocol similarity search and enrollment rate predictions and integration of three new data sources in their VISIONAL™ feasibility/financial planning platform.

Our mission is to be the best CRO in the world as measured by our employees, clients, sites, and vendors.

Mar 4, 2021 · PSI CRO is a global full-service contract research organization (CRO), committed to being the best CRO in the world as measured by its employees, customers, investigators, and vendors. PSI’s key operational differentiator is on-time delivery of clinical trials.