




About
We believe that it’s not too late to change the model

Portofolio
projects we love and invest in
Team
Stellar Impact is managed by a dedicated team within Telos Impact, an independent impact advisor for private individuals and families seeking to grow their philanthropic and impact investment ambitions. From its offices in Brussels and Paris, Telos Impact provides advisory, structuring, and management services to private investors and philanthropists.
Marc Flammang
Founder & Managing Director
Marc is Managing Director of Telos Impact. Before founding Telos, Marc created and managed the Philanthropy and Impact Investing department at Bank Degroof Petercam. He has over 20 years of experience in the impact area. He is a graduate of ICHEC, College of Europe, and Solvay Business School. Marc founded Telos Impact in 2015.

Jacques de t’Serclaes
Investment Manager
Jacques brings 20 years of experience in finance, from start-up investments to large energy projects, in Asia, the Middle East and Africa. He co-founded a private equity fund supporting over 25 impact companies in Latin America. He holds an MBA from the Kellogg School of Management, a Master in Corporate Finance, and a bachelor’s in economics from UCLouvain.

Flavie Gayet
Investment Manager
Before joining Telos Impact in 2018, Flavie worked in development finance – Private equity transactions at the Dutch Development Bank (FMO) in The Hague for 8 years. She is a graduate of ESCP Business School and holds a Masters’ degree in Art History from the University of Paris 1 Panthéon-Sorbonne.

Caroline Philippe
Investment Manager
Caroline has been with Telos Impact since 2019. Prior to that, she spent 8 years in the Private Equity department of Rothschild & Co in Paris. She is a graduate of ESCP Business School.

Guillaume Boury
Investment Senior Associate
Guillaume joined Telos Impact in 2019. He began his career in the M&A team at KPMG where he spent 4 years. He holds a master’s degree in Business & Engineering from the Louvain School of Management (UCL).

Baptiste Le Clerc
Investment Associate
Before joining Telos in 2019, Baptiste worked for the Biocoop cooperative and for Finance 3.1, a financial modeling consulting firm. He is a graduate of HEC Paris and holds a degree in Philosophy from Sorbonne University.

Advisors
Uli Grabenwarter
Deputy Director at European Investment Fund overseeing Europe’s largest Fund-of-Fund investment programmes in Venture Capital, Technology Transfer and Impact Investing. He is a visiting Professor at IESE University, author of numerous publications, and has conducted extended research on family offices’ activity in SRI and Impact Investing.
Claude Jottrand
Graduate from Solvay Business School, Claude has an extensive Belgian and foreign M&A expertise gained through his experience of nearly 20 years at Banque Degroof, starting as a Financial Analyst and in latter years, as a Director of the Investment Banking Department. He is the Chairman of the Board of Verlinvest Group S.A. and serves as Non Executive Director in several boards.