Corporate Governance

André Sincennes is CEO of RHEA Group. He has over 30 years’ experience working in executive positions in Europe and Canada, and has played a strategic role developing economic business relationships between Belgium and Canada. In recognition of his significant contribution to Belgium’s global reputation and influence, he was made Commander of the Order of the Crown in November 2022.

During his career in business management, André has overseen multiple company mergers and acquisitions, and fostered relations with government administrations, international agencies and leading organizations across two continents. André’s legal acumen and diplomacy expertise have facilitated innovative partnerships and demonstrated an ability to rally industry by harnessing commitment from its partners.

André became leader of RHEA Group in 2009, providing strategic vision, identifying and exploiting new business opportunities, and fostering impressive sustained growth during a period of global economic instability. RHEA Group is now one of the largest international space engineering and cybersecurity companies in Europe.

André graduated from the University of Ottawa Law Faculty in 1981. In 2012, André was awarded the Queen Elizabeth II Diamond Jubilee Medal.

Emmanuel Adant is Deputy Managing Director and Chief Corporate Officer of RHEA Group, having joined the company in 2014. A member of the RHEA Group Board, he leads the full operational support suite of Finance, HR, Legal, IT, Quality and other key back office teams across 10 countries.

Emmanuel is accustomed to leading multinational teams holding budgetary responsibilities of over €100 million. His financial career has covered all areas, including: accounting; forecasting; financial control; cash management; modelling; and auditing. He has more than 20 years’ experience running finance and operations teams, with an emphasis on service excellence and delivery.

Leading by example, he is now developing and upskilling his own team of leaders to ensure continued quality and growth. Under Emmanuel’s direction, the company has achieved ISO 9001 and ISO 27001 certifications.

Emmanuel graduated from ICHEC Brussels Management School in 1993 with a Master’s degree in business and economics. He is fluent in French, English and Flemish.

Arne Matthyssen joined RHEA Group in December 2011 and now holds the joint roles of Chief Technology and Innovation Officer and Vice-President Benelux.

As Chief Technology and Innovation Officer, Arne is responsible for driving, supporting and aligning RHEA Group’s technology-related strategy, decisions, coordination, awareness, developments, focus and priorities towards fulfilling the company’s short- and long-term business needs and objectives.​ In his role as VP Benelux, Arne focuses on optimizing the full potential of the combined competencies and resident expertise within the Benelux region, ensuring the provision of stellar service delivery and regional growth.

Arne’s career in started 1996 as a Young Graduate Trainee at the European Space Agency’s (ESA) European Space Research and Technology Centre (ESTEC). He then moved into system engineering in a Belgian space company working on projects related to space robotics monitoring and control, before returning to ESTEC to work in ESA’s Concurrent Design Facility. In 2004, Arne created J-CDS BV, which provided concurrent design solutions to space and non-space industries. J-CDS BV became a member company of RHEA Group in 2011.

Arne graduated from Delft University of Engineering with a Master of Science degree in Aerospace Engineering in 1996. He is Member of the Board of Directors of RHEA System S.A.

Michel Bosco is a member of the Board of RHEA Group. Michel has a long history of involvement with RHEA, both as a Strategic Advisor on industry/university relations, innovation strategies and international developments, and more recently as acting President of RHEA Groupe France SAS.

Michel was formerly a Senior Officer with the European Commission (EC). Under his leadership, the EC designed and launched several international cooperation programmes in the fields of IT, space and security involving governments, industry and research organizations worldwide.

After leaving European Union institutions in 2017, Michel founded an Executive MBA with the IAE Nice Graduate School of Management within the Université Côte d’Azur, with a focus on management in the space, defence and security industries.

Michel holds a PhD in Computer Science from ENSAE (Ecole Nationale Supérieure de l’Aéronautique et de l’Espace) in Toulouse, France, and an MSc in Civil Engineering from ENTPE (Ecole Nationale des Travaux Publics de l’Etat) in Lyon, France.