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About us


Even the most promising vaccines don’t always make it out of the laboratory into large-scale production. We at Intravacc are fully aware of the challenges on the long road of vaccine development. We substantially reduce the risks and costs involved with developing vaccines. How? By bridging the gap between your concept and late stage clinical studies.

The Netherlands-based Intravacc part of the Utrecht Science Park location Bilthoven. is one of the world’s leading organizations with many years of experience in translational vaccinology. As an established independent clinical development and manufacturing organization (CDMO) in the vaccine industry, Intravacc offers a wide range of expertise and is the bridge between your discovery and the start of your phase I/II clinical trials in humans.


Our Vision

Reduction of human diseases through innovative vaccine technology


Our Mission

To partner with (non) governmental
agencies and private entities to help
to reduce the disease burden


Intravacc to the point

  • Founded in 2013
  • HQ at Utrecht Science Park Bilthoven
  • Experts in vaccinology
  • Clinical development & manufacturing organization
  • 2000+ m2 state-of the art facilities, incl BSL-2/3 & GMP
  • ISO 9001 certified
  • >140 high qualified employees
  • 50+ customers worldwide
  • 300+ scientific publications in peer reviewed journals

About us

Management Team

Dr. Jan Groen

Chief Executive Officer

Jan Groen joined Intravacc in May 2020 as Chief Executive Officer. Previously Jan was the CEO of Novigenix in Switzerland, a privately held immunotranscriptomic diagnostic company and MDxHealth, a Euronext listed genomic diagnostics company. Jan’s career spans over many years in the global biotech industry. Jan was President and COO of Agendia, co-founder of ViroClinics and DxOrange and he has held management and scientific positions at Focus Diagnostics, the Erasmus Medical Center, National Institute of Public Health and Akzo-Nobel. Currently he is chairman of the board of Cergentis, serves on the board of SPL Medical in the Netherlands, Destina Genomics SA in Spain and Angle Ltd in the UK. He holds a Ph.D. degree in Medical Microbiology from the Erasmus University Rotterdam, and has published over 125 papers in international scientific journals.

Erik Popping, LL.M

General Counsel

Erik Popping joined Intravacc in January 2016. He has more than 14 years of experience within the pharmaceutical / healthcare industry as corporate and legal counsel. Before Erik joined Intravacc, he was Corporate & Legal counsel at the Hal Allergy Group. Prior to that he was the Legal Counsel of the Netherlands Vaccine Institute, a predecessor of Intravacc. He holds a Master’s degree in law (LL.M.) (Radboud University) and a Bachelor degree in business administration (HAN University of applied sciences).

Prof. Dr. Virgil Schijns

Chief Scientific Officer

Prof. Dr. Schijns joined Intravacc in November 2020. He was appointed special Professor in Immunology and Virology at North Carolina State University (NCSU) USA, in 2002, and Guest Professor of Immune Intervention at Wageningen University, The Netherlands, Department Cell Biology & Immunology in 2008. Since 2013, he has been Guest Professor at Strathclyde University, Glasgow, United Kingdom.
Virgil also has extensive experience in the Life Science and Biotech sector. He is the CSO of Epitopoietic Research Corporation S.A. in Namur, Belgium. Before that, he was Chief Technology Officer of Crossbeta Biosciences, and before that, Prof. Schijns was principal Immunologist of Nobilon and Head of Vaccine Technology and Immunology at Intervet-AKZONOBEL.

Daniëlle Lankveld, DVM, PhD

Chief Operating Officer

Daniëlle is Chief Operational Officer of Intravacc since 2017. As a doctor in veterinary medicine she started her career in 1995 as a resident in equine surgery at the former Department of General and Large Animal Surgery of the Utrecht University. After completing this she continued her career as a veterinary anesthetist for the same department and obtained her PhD in 2007. In this year she moved to the National Institute of Public Health to work as both a researcher in nanotoxicology and an assessor of human medical dossiers for cardiovascular medicine. In 2011 Daniëlle became Manager of the Animal Research Center of the former Netherlands Vaccine Institute and member of the management team. In 2013, when the Animal Research Center became part of Intravacc, Daniëlle moved to the position of Chief Development Officer until 2017 when she became the COO.

Minke Wessels, MA

HR Manager

Minke Wessels joined Intravacc in September 2019. She brings more than 15 years of HR experience to Intravacc. After her Master degree in International Law at Leiden University, she started out as Team manager at the ING Bank. Five years into the job she chose a new career path within HR, to pursue her interests in individual & group development and change management. Before joining Intravacc, she was Sr. HR Business Partner at Nationale-Nederlanden. Minke is an experienced coach and trainer and she has a track record in creating a culture of collaboration and managing change.

Michiel Stork, PhD.

Vice President Business Development

Michiel started his current position as VP business development in July 2020 and works at Intravacc for over 9 years. Trained in molecular microbiology he first came in contact with vaccines in 2005. He worked in this field ever since. He started with antigen discovery and animal models followed by vaccine design and process development. This allowed him to work on the complete chain from lead finding up to clinical trials. Prior to his current position he was head of the Process Development Bacterial Vaccine department at Intravacc, where he focused on the design and upscaling of processes for conjugate and vesicle vaccines. During this time he studied the biogenesis of outer membrane vesicle vaccines to unravel the mechanism of formation and subsequent yield increases.

Elly van Riet

Vice President Research & Development

Elly has been working at Intravacc since 2013, and has been Vice-President of R&D since November 2020. She earned her MSc as an engineer in biotechnology at Wageningen University and Research Centre, followed by a PhD in immunology at the Department of Parasitology at Leiden University Medical Centre. During her PhD she got involved in vaccine research when she studied the effect of helminth infections on the immune responses to vaccination in Gabonese children. She continued vaccine related research as a postdoc at the Leiden Academic Centre for Drug Research where she was involved in designing nanoparticle vaccines for transcutaneous and intranasal delivery. She was granted a postdoctoral fellowship to investigate human immune responses to intranasal administration of influenza vaccines at the Influenza Virus Research Center of the National Institute of Infectious Diseases in Tokyo. In 2013 she joined Intravacc as Head of the department of Clinical Development.

Nathalie Laarakker

Chief Financial Officer

Nathalie is an experienced CFO and finance director for multinational companies with a proven track record of financial and senior-level management primarily in the high tech and healthcare industry. Nathalie joined Intravacc in 2021 from cancer immunotherapies R&D company Gadeta, after having served as their Chief Financial Officer and Managing Director since 2018. Nathalie started her professional career at PricewaterhouseCoopers. She qualified as a certified public accountant in 2001, after which she held various senior positions in several companies. Her previous positions include Head of Finance at U.S. Nasdaq listed Dutch biotech company Merus. She holds a post-doc degree in accountancy from the University of Amsterdam, the Netherlands.


About us

Latest News

Intravacc announces positive pre-clinical data for its OMV-based Lyme vaccine

Intravacc announces positive pre-clinical data for its OMV-based Lyme vaccine Bilthoven, the Netherlands, 13 April 2021 – Intravacc, a world leader in translational research and development of preventive and therapeutic vaccines, today announced positive preclinical data for its OMV based Lyme disease vaccine. Publication of this study in the peer reviewed scientific journal Vaccine titled “Vaccination…

  • Neisserial OMV based Lyme vaccine elicit high antibody titers in mice
  • Further evidence for Intravacc's versatile multi-disease OMV platform
  • Data are published in peer reviewed journal Vaccine
Read more

Intravacc announces positive pre-clinical data for its SARS-CoV-2 nose spray vaccine

Intravacc announces positive pre-clinical data for its SARS-CoV-2 nose spray vaccine Bilthoven, the Netherlands, 7 April 2021 – Intravacc, a global leader in translational research and development of viral and bacterial vaccines, today announced that it has obtained positive pre-clinical results for its SARS-CoV-2 Outer Membrane Vesicle (OMV) based recombinant Spike protein (rSp) candidate nose spray…

  • Intranasal administration of OMV-Spike protected against challenge with SARS-CoV-2
  • Intranasal vaccine administration has significant advantages over injectables
  • OMV technology is a powerful vaccine platform for future pandemics
Read more

Intravacc Announces Appointment of Nathalie Laarakker as Chief Financial Officer

Intravacc Announces Appointment of Nathalie Laarakker as Chief Financial Officer Bilthoven, the Netherlands, 24 March 2021 – Intravacc, a world leader in translational research and development of vaccines, today announced the appointment of Nathalie Laarakker as Chief Financial Officer and member of the company’s executive management team, with effect from April 1, 2021. Mrs. Nathalie Laarakker…

Intravacc Announces Appointment of Nathalie Laarakker as Chief Financial Officer
Read more

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