Our People

At Palleos, we are proud of our exceptional team of experts. Our leadership team is responsible for creating strategic approaches and operational methods, while always encouraging and supporting our team to achieve their best results.
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Dr. Philip Räth

Dr. Philip Räth

Managing Director

Dr. Philip Räth

Dr. Philip Raeth is the Managing Director of Palleos, leveraging over a decade of expertise to drive innovation in the pharmaceutical industry. Since joining the company in 2011, he has held pivotal roles in Business Development, Finance, Data Management/IT, and has extensive experience in full-service clinical trials, specifically Investigator-Initiated Trials (IIT), as well as computerized software validation. Dr. Räth holds a Ph.D. in Business Administration with a specialization in Management Information Systems. His primary interest lies in developing digitally driven strategies to clinical trials as well as current developments in AI as well as their impact on the industry.

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Alina Tatarenko

Alina Tatarenko

Head of Operations

Alina Tatarenko

Alina has more than 23 years of experience in clinical research and pharmaceutical operations. She has a proven track record in strategic project delivery, team leadership, and operational excellence. She held senior roles at ICON plc, leading global clinical programs, managing high-value projects, and driving key business development initiatives. Alina holds a university degree in Medical Biologics and combines a strong scientific foundation with hands-on experience leading complex, multi-regional teams and studies.

Polina Shatrova

Polina Shatrova

Director, Budget & Proposals

Polina Shatrova

With a strong foundation in both linguistics and corporate management, along with professional training in financial management, Polina Shatrova has developed a dynamic career in the clinical trial industry. Beginning as a clinical trial coordinator, Polina quickly transitioned into business development within her first year in the CRO sector. Over the years, Polina has excelled in various business development roles, leveraging her diverse skill set to drive growth and innovation in the business of service provision. For the past four years, she has served as the Director of Budgets and Proposals, utilizing her extensive experience to lead precise cost estimation of clinical trials and proposal development for pharma and biotech industry.

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Wenhuan Zhang

Wenhuan Zhang

Director Business Development, China

Wenhuan Zhang

Wenhuan Zhang is known for her strategic approach, her ability to translate client needs into actionable solutions, and her proven ability to drive revenue growth, making her an invaluable asset to the Palleos team. Wenhuan joined Palleos as Business Development Director, bringing extensive experience in business development within the pharmaceutical industry. Based in Beijing, she is responsible for driving Palleos’s growth in China, identifying new opportunities and expanding the company’s client base. Prior to joining OCT, Wenhuan held management positions at Tigermed and Beijing Improve Quality Technology Co, where she built a strong track record of success.

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Elena Skorobogatova

Elena Skorobogatova

Regulatory Manager

Elena Skorobogatova

With over 16 years of experience in clinical research and 10 years in regulatory affairs, Elena has been successfully involved in a number of multicenter studies around the world. Her regulatory expertise is something that Palleos partners can rely on, especially in the dynamic situation that comes with the integration of CTIS in EU studies.

Steffen Handel

Steffen Handel

Sr. Quality Assurance Consultant

“Our team is the foundation of Palleos success. We empower our people with the latest technologies and industry knowledge, fostering an environment of continuous learning and growth. This commitment to excellence fuels our innovation and positions us to drive industry trends, not simply follow them.”

Dr. Philip Räth

Managing Director

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