To better understand how your compounds cause their effects. This allows us to help improve your product development pipeline, extracting key information from the wealth of knowledge within our data platforms.
From nematodes to networks

At Vivaltes, we are driven by a singular mission: to revolutionise health and sustainability through cutting-edge science and innovation. Our commitment lies in advancing data science and ethical testing, fostering breakthroughs that improve both human and animal well-being. By merging technology, expertise, and a passion for ethical practices, we aim to create a future where innovation and sustainability go hand in hand.

Meet Our Founders
Vivaltes is, above all, the story of passionate scientists who have combined their expertise to deliver the future of health product R&D.
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Dr. Marjolein Wildwater
Founder, CEO
Dr. Marjolein Wildwater is a co-founder of Vivaltes and a distinguished scientist with an impressive background in research. Her contributions to science include publications in Nature and Cell, reflecting her expertise and innovative approach. Recognised as a top scientific talent, she has received both national and international awards for her creativity, leadership, and groundbreaking work. Under her guidance, the Vivaltes team has evolved into an international, customer-focused powerhouse, known for its excellence and innovation.
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Dr. Gerrit Keizer
Founder
Dr. Gerrit Keizer is a co-founder of Vivaltes and a science-driven entrepreneur with extensive experience in both multinational corporations and start-ups. He has held senior managerial positions at leading companies and successfully founded multiple businesses across the Netherlands, Germany, and Poland.
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Robert du Mosch
Chief Commercial Officer
Robert du Mosch brings over 38 years of experience in general management, global marketing, and category management. With a proven track record as Head of Sales at iconic companies such as Nike, he has been instrumental in driving the success of health-focused products, including world-class equestrian supplements and medicinal cannabis, through innovation and strategic branding.
The people behind the innovation
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Dr. Sandra Langeveld
Chief Human Resources Officer
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Dr. Jason Kroll
Lead Scientist
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Dr. Vincent Portegijs
Lead Scientist
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Dr. Eefje Poppelaars
Lead Data Scientist
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Dr. Mo Arkani
Lead Data Scientist
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Jesús G. Arellano Spadaro, MSc.
Scientist
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Rashad Tangali, MSc.
Data Scientist
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Liam Kirwan, MSc.
Researcher & Marketing Coordinator
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Luuk Huisman, MSc.
Researcher & GMO Officer
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Ivo van de Pasch, MSc.
Researcher
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Max Beukelman
Researcher
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Mette Schroeder, MSc.
Researcher
Our trusted advisors
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Dr. ir. M.T.O. Chiel Jonker
Scientific Advisor
Assistant professor at Utrecht University, Institute for Risk Assessment Sciences (IRAS). Expert in chemical exposure assessment in toxicology.
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Dr. Cees J. Beukelman
Scientific Advisor
Expert in biochemistry and drug development.
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Mark de Klerk
Business Development Advisor
Worked over 25 years at Nike as Senior Director of Sports Marketing (East/Central Europe & EMEA). Expert in consumer marketing and business development.
Mission and Values
We are dedicated to improving human and animal health through innovation, collaboration, and advanced technology.
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Insights
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Tailor-made solutions
To provide custom solutions in supporting clients with product innovation, market expansion, pre-clinical drug development, and animal-free efficacy assessment.
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Reduce, Replace, Refine (3Rs)
To reduce the cost and amount of animal testing by introducing C. elegans as a tier-1 phase of testing with significant predictive power for effects in humans.
Our lab
Inside Our Cutting-Edge Laboratory
Our laboratory is where innovation meets precision. Equipped with state-of-the-art technology, it is designed to facilitate groundbreaking research in health product development. From high-throughput analysis systems to advanced microscopy tools, every aspect of our lab supports the development of ethical, predictive, and reliable solutions. It’s a space where science drives meaningful change, fostering discoveries that impact both human and animal well-being.

Location
Where Innovation Happens
20min from Amsterdam
Vivaltes Headquarters
Regulierenring 9,3981 La Bunnik,
The Netherlands

Let’s shape the future together

Interested in learning more about Vivaltes and our vision? Reach out to us—we’d love to discuss how we can collaborate to drive innovation in health and sustainability.