Overview
Hanne Callewaert is chief executive officer of Astrivax Therapeutics, a role she has held since July 2022. She is based in Bekkevoort. In July 2021 she founded HanXelle BV, where she is founding manager and director.
She joined Oxurion in June 2018 as global head of regulatory affairs, adding responsibility for business development, out-licensing and alliance management in September 2020, and served as chief operating officer from July 2021 until August 2022. Before that she spent nine years at GSK, beginning at GSK biologicals in March 2009 as a technical regulatory affairs scientist and moving on to roles at GSK Vaccines in clinical and global regulatory affairs and as a vaccine development lead, latterly as director and vaccine development leader until May 2018. She began her career as a patent attorney trainee at GEVERS in 2008.
Callewaert completed a master in biomedical sciences at KU Leuven, followed by a PhD in medical sciences there, and a master after master in intellectual property law at the Katholieke Universiteit Brussel. She attended College Menen.
Career history
In the news
- I am excited to see a new call for applications for the Termeer Institute Fellowship. Becoming a Termeer Fellow (I was part of the 2024 class) was much more than joining a network. It taught me the power of paying it forward, asking for help without hesitation, and surrounding yourself with people who genuinely want to see you succeed. 💙 Some of the best advice I've received as a CEO came from conversations within this community (and still happens today). The willingness of experienced leaders and peer CEOs to share lessons
- Honored to be featured in Trends' 50 Belgians set to drive impact in the next 50 years. Thank you Benny Debruyne and the team for recognizing the work we're doing in advancing new vaccine approaches with our Launch-iT technology. It reflects not just my work, but the incredible team at Astrivax Therapeutics and our founders at KU Leuven. Let's keep building on our Belgian innovation ecosystem! #immunotherapy #vaccines #HPV #team #4yearsupandrunning #biotech #Belgium #letskeepbuilding Johan Neyts Kai Dallmeier
- Hanne Callewaert van biotechbedrijf AstriVax: ‘België is het Silicon Valley van de vaccins’Hanne Callewaert is een wetenschapper die ondernemer werd en wist dat ze ooit weer bij vaccins zou uitkomen, omdat ze zoveel levens redden. "De impact van vaccins is even groot als gezond drinkwater of het dragen van een gordel in de auto", zegt ze. Haar bedrijf AstriVax specialiseert zich in een vaccin tegen het humaan papillomavirus. The post Hanne Callewaert van biotechbedrijf AstriVax: ‘België
- CEO. Co-founder. Mum. Leader. Human. People often ask about the CEO role. Less often about the person behind it. It is the best job in the world. Most days. The other days keep you humble. Looking forward to share a bit of my journey! Astrivax Therapeutics FTI Leuven by Leuven MindGate #leadership #human
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