Business Angels des Grandes Ecoles

Catherine Delcroix serves as Vice-President of Les Business Angels des Grandes Ecoles and works as an independent administrator and board member. Her background is in the mechanical and industrial engineering industry, with experience in engineering management, energy, and process engineering. She is a graduate of ENSTA ParisTech.

Henri Jannet is President of Les Business Angels des Grandes Ecoles, President of HJ Conseil, and President of SOLiHA des Yvelines, and holds the title of Ingénieur Général des Ponts, des Eaux et des Forêts (honorary). From 1989 to 2008 he held executive positions in the transport and infrastructure sector, including Directeur Général of the Sanef motorway group (2003–2008), where he oversaw the company's stock market listing and privatization, Directeur Général of Transroute International (1999–2001), and Président du Directoire of the Compagnie Générale de Stationnement (1989–1998). Between 1970 and 1989 he worked in French public service in roles including Directeur Départemental de l'Equipement de la Somme and positions at the Direction des Routes and the DATAR.

Jacques Tamisier is Président Honoraire of BADGE (Business Angels des Grandes Ecoles), an association that finances and supports young innovative companies. In 2025, the organization funded 23 start-ups for a total of €4.2 million, which contributed to €12 million in overall fundraising; since its founding, BADGE has financed 246 companies for a total of €60 million. His areas of focus include marketing, strategy and planning, regulation, and start-up investment.

Michael Schack is a consultant in energy transition and, since early 2022, a Business Angel who coordinates sourcing for BADGE Business Angels des Grandes Écoles, where he advises approximately 300 startups annually and has invested in around twenty companies, mostly in Green Tech. He works as a trainer in universities and with elected officials, supports municipalities in western Paris toward carbon neutrality and early adaptation measures, and advises mid-sized companies in the circular economy. His prior roles include marketing director for the Services division at Engie and regional director at Suez, and he served as a reviewer for IPCC Working Group GT3 in early 2022.