Our Pharmacovigilance Experts - strategic leadership and operational excellence

Pharmacovigilance team

Our team brings decades of real-world experience in pharmacovigilance, supporting pharmaceutical, biotech, and medtech companies across the EU, UK, and Switzerland. From serving as EU and UK QPPVs to developing Risk Management Plans, maintaining PSMFs, and ensuring audit readiness, our specialists offer both high-level strategic oversight and hands-on operational support.

With deep knowledge of EMA, MHRA, and Swissmedic requirements, we help clients manage safety obligations across all stages of the product lifecycle. Whether you’re seeking expert guidance, inspection preparedness, or ongoing outsourced PV services, our experts are here to deliver compliant, scalable solutions tailored to your needs.

Alice Olsson

MSc Pharm

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Amra Mekic

BSc Pharm

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Camilla Österlund

PhD in Medicine

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Karin Leoson

Partner

 MSc Pharm

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Katarina Alheim

Partner
Chief Quality Officer

PhD in Neurochemistry and Neurotoxicology

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Martina Johannesson

PhD in Medical Science

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Minna Zakrisson

MSc Pharm

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Pernilla Rådeström

Partner

MSc Chemical Engineering

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Sozyar Karim

MSc Pharm

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Tytti Kuorelahti

MSc Pharm

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Alice Olsson

MSc Pharm

Alice is part of our regulatory affairs team, working with local regulatory affairs for the Nordic markets. She is a pharmacist with a degree from Uppsala University. Prior to joining Arex, Alice worked at Kronans Apotek.

Amra Mekic

BSc Pharm

Amra works in our regulatory and pharmacovigilance teams, and with review of promotional materials. She is a pharmacist from Linneaus University and also has an MA in Communication. She has previously worked as Manager of a health clinic and Pharmacist.

Camilla Österlund

PhD in Medicine

Camilla provides pharmacovigilance and regulatory affairs support to our clients. She has a PhD in Medicine from Umeå University. Her previous work experience includes working as a pharmacist, as well as in a variety of pharmacovigilance functions at Niconovum. Camilla is fluent in Finnish and based in Tampere, Finland.

Karin Leoson (née Nylander)

Partner

MSc Pharm

Karin is experienced in pharmacovigilance, predominantly from the Nordic markets. Her experience extends from case management to database entering and MedDRA coding, and she is also skilled in quality management systems for pharmacovigilance. Before joining Arex she worked as a Safety Data Management Specialist at Pfizer, and as a Regulatory Affairs and Pharmacovigilance Consultant at ProPharma Group and Sofus Regulatory Affairs.

Katarina Alheim

Partner
Chief Quality Officer

PhD in Neurochemistry and Neurotoxicology

Katarina specialises in quality assurance and pharmacovigilance. She has specific experience in quality management systems, both for GDP and for pharmacovigilance work. Katarina has held the position of Responsible Person for many years and has experience from inspections by most of the Nordic Competent Authorities for medicine. She holds a PhD in Neurochemistry and Neurotoxicology from Stockholm University.

Martina Johannesson

PhD Medical Science

Martina specializes in drug development, with over 20 years of experience in cell therapy from early pre-clinical to clinical phase. She focuses on regulatory affairs, project management, and medical writing in drug development – all with an emphasis on ATMP (Advanced Therapy Medicinal Products). Her most recent role was Cell Therapy Program Manager at Idogen. She holds a PhD in human embryonic stem cell research and an MSc in Molecular Biology from Lund University. Martina is based in Lund, Sweden.

Minna Zakrisson

MSc Pharm

Minna is on our Pharmacovigilance team, supporting clients with medical information and timely reporting of adverse events. She most recently worked as a Clinical Research Associate at Parexel, and before that held roles in several pharmacy chains. Minna holds an MSc in Pharmaceutical Sciences from Uppsala University.

Pernilla Rådeström

Partner

MSc Chemical Engineering

Pernilla specializes in quality assurance, with experience from both the GMP and the GDP sides of product development and throughout the product life cycle. She has a background from QC and various QA positions, including roles as acting RP and QP. Pernilla received her MSc at Mälardalen University, and joined Arex after previous employment with ProPharma Group and Sofus Regulatory Affairs.

Sozyar Karim

MSc Pharm

Sozyar works with pharmacovigilance and quality assurance. In parallel with her studies at Uppsala University she worked with GMP processes at Svensk Dos AB. Sozyar did her Master’s Thesis at the Swedish Medical Products Agency.

Tytti Kuorelahti

MSc Pharmaceutical Science

Tytti specialises in pharmacovigilance and regulatory affairs. She has a master’s degree in Pharmaceutical Science from Umeå University, and her master thesis was conducted at the University of Copenhagen. Prior to joining Arex, Tytti worked as a Pharmacist Consultant.

Staffan Thunell

Founding partner

BSc Economics and BA

Staffan has a long background in entrepreneurship within the life science industry. He has 20+ years experience from posit­ions as Founder, Chair­man, CEO and CFO within medical affairs consulting and small pharma. Previously Staffan worked in executive positions in big pharma and specialty pharma companies.