Entrepreneurs in life science

Our story

Arex Advisor was founded in Stockholm in 2020 on the basis of over twenty years of experience in pharma and biotech entrepreneurship.

Passion for the process

Today we are Arex Advisor, a company of 40 professionals in regulatory affairsquality assurancepharmacovigilance and market access.  Let us say it in a nutshell: we work every day to make sure that working with us, and for us, is an extra rewarding experience.

Visit our Team page to meet our consultants, or have a look at Open positions to seek work with us.

For more of what we do on a daily basis, follow us on LinkedIn.

Arex in numbers


Founded in Stockholm 2020. Read more about who we are.


A growing team of experts. Meet our people.


Projects in the last year. Learn more about what we do.


Fluency in 19 languages.


Over 500 hours/year of training and knowledge sharing.

Our purpose

We are committed, in heart and mind, to the development process leading to submission and successful commercialisation of new medicines – which ultimately improve the lives of patients.

Our mission

Everyday, we work to help leaders and companies in pharma and biotech realise projects and reach goals.

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.