PSI Co Ltd.

PSI’s business is about conducting clinical research of novel medications. We work at the interface of R&D, pharmaceutical industry and healthcare science and provide services to big and mid-sized pharmaceutical companies. We help our clients to generate data about the safety and efficacy of medications and bring the best ones to market.

By conducting global clinical research trials, PSI makes cutting-edge treatment available in drugstores all over the world and helps patients with serious medical conditions to improve or may be even safe their life.


We are distinguished by a solid presence and infrastructure in Central, Eastern and Western Europe, North and South America, South Africa and India.
PSI CRO provides diversified drug development services to pharmaceutical companies, including feasibility services, global project management of clinical trials, clinical monitoring, regulatory affairs, data management, biostatistics, clinical supply management, drug depots, pharmacovigilance, safety reporting, medical writing, quality assurance, translations into multiple languages, EU legal representation, technology services, registration studies.
PSI’s global reach allows us to run clinical trials across multiple continents, in 50+ countries around the world. Our reputation is that of a 'no-nonsense' CRO focused on timely patient enrollment and project delivery. An exceptionally high repeat and referral business rate alongside low staff turnover are indicative of our commitment to be the best CRO in the world as measured by our clients and our employees. PSI highly-skilled team drives our business forward at all levels of the company and makes PSI one of the best CROs in the market.


PSI offers high-quality employment to its staff.  All new employees are provided with thorough training organized in groups as well as individually, giving newcomers a good overview of the drug development industry as well as thorough insight into the company operations and values.
PSI provides all necessary technical and logistical support to its employees, starting with spacious offices to taking care of logistics and regulatory aspects of their work. Our salary policies and benefits packages are competitive with those offered by the leading global CROs in the industry, and being a privately-owned company we make sure that each employee’s individual achievement, positively influencing the company overall performance is duly noted and recognized.

PSI offers career opportunities, based on personal abilities and goals of each individual. The company values employees willing to grow with the company and supports them by providing further on-the-job professional development.

If you are interested in joining a dynamic international company who values its people, invests time and effort into their training, provides high-quality employment to enthusiastic and innovative candidates – explore our vacancies and start your career with a reputable and successful company where individuals do make a difference.

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We would be glad to embrace new members of PSI family!