ABOUT US - Our Team

Management team


Guillaume has 25 years experience of company management and business development.
After 12 years in international listed companies, he joined Kayentis in 2006 as Managing Director and was named President and CEO in 2013. He launched the eCOA and Patient Engagement strategy to make Kayentis a global player in this space.
He is committed to an ambitious Corporate Social Responsibility policy as a key driver of both growth and staff engagement.

ESTELLE HAENEL PharmD PhD, Medical Director

Estelle has more than 20 years’ experience in both pre-clinical and clinical research in Top 5 Pharma and Biotech companies, mainly at Pfizer. She has led projects from Phase 1 through 4 in multiple therapeutic areas, providing solid experience in clinical science and clinical operations, as well as a good understanding of the complexity of the regulatory environment. She joined Kayentis as Medical Director in May 2019.


An engineer by training, Estelle has 15 years of experience in operations and project management. She joined Kayentis at the beginning of 2006, and contributed to the building of Kayentis eCOA solution, Clin’Form. She was appointed COO in 2012 to develop operational services supporting projects and Kayentis growth.


Laurence has more than 25 years of Finance experience in various business sector including Computer Industry, Microelectronics, Automotive & Pharma. After having developed solid Finance background holding management positions in large international groups ( E&Y and HP) , she experienced successfully what it takes to go from incubation to IPO supporting CEOs & operational teams and building relationship of trust with investors & shareholders. Laurence joined Kayentis in March 2020 as CFO.

ERIC ROETS, Head of Software Engineering

Eric has significant experience in software development and in management. He has worked both in start-ups and multinational companies. After 13 years as a manager and product leader for an international software editor he joined Kayentis in March 2018.

JEAN-MICHEL COMBE, Head of Strategic Marketing & CSR manager

Jean-Michel has 25 years experience in R&D in various sectors, mostly at Hewlett-Packard, where he also worked in new business creation. He joined Kayentis as R&D manager in 2006 and is now managing Strategic Marketing.

VERONIQUE DERIAT, Head of Human Resources

Véronique has 22 years of HR experience in large international groups as well as start-up and joint-ventures. She joined Kayentis in January 2016 as HR Director to bring HR support to the development of the company and of its employees.

CELINE HOLLINGER, Marketing/Communications Director

Céline has more than 15 years’ experience in communications in the life-sciences industry. She founded and has co-led a healthcare communication agency for over 10 years supporting communications in Top Pharma and innovative healthcare companies, especially Medtech and Biotech. She joined Kayentis in April 2019 as Marketing & Commmunication Director.

Our Partners

To be a world-leader in quality, services, and performance, we have developed partnerships with key players. We have built partnership programs with CROs, patient associations, medical device providers and other stakeholders to bring additional value and services to our customers.

CRO, patient association, medical devices company?



Jean-Luc has a wide range of management experience in the technology sector (ATOS, Axime, CEGID, Altares Duns & Bradstreet) and has also practiced Corporate Finance. After several years in investment banking, Jean-Luc is now concentrating on his own personal activities as an investor and independent director. He is also a general management consultant working in particular with Private Equity Funds.


After 10 years in the medical sector, Chantal held senior management positions in the pharmaceutical industry for 20 years and was a consultant in the healthcare sector for Gemini Consulting. She founded and run Bioam, an early stage life science fund. Chantal, former President of Innovation Capital since 2004, joined LBO France in 2016 when the two companies merged.


Cedric has been working for 12 years as a Private Equity Investor. He started his career in finance at 3i and later joined UI Gestion, where he developed a focus on the healthcare industry. He then founded ArchiMed before integrating Extens team as an Investment Partner. He is responsible for analysing new opportunities, organising the process flow for deals and assisting Investees. Previously, Cédric worked in Marketing and Strategy for the CAC40 groups Schneider Electric and Alstom.


Franck is managing director at LBO France and a leading investor in the digital health space. Prior to joining LBO France in 2016, he was general partner of Innovation Capital and director at Apax Partners for over 15 years after an international career in banking with EBRD and Societe Générale.


Pierre has 40 years’ experience in auditing and consultancy, working with companies and their directors. Since 2010 he has been President and CEO of KCE Consultants, where he practices as an investment consultant and independent director.