Leadership team
Our leadership team features dynamic and recognized leaders with decades of impactful experience in the sustainability field.
Marcial Vargas
Global Innovation Strategy Lead
Emmanuel Hembert
Global Cosmetics, Personal Care & Pharma Lead
Allon Zeitoun
Quantis Global Lead
Charlotte Bande
Global Food & Beverage Lead
Patrick Dupoux
Chair at Quantis and Senior Partner at BCG
Murielle Madrona
Global Finance Lead
Minjon van der Weck
Global Transformation Lead
Kristen Tetrick
Global Marketing Lead
Sylvain Bertot
Global Talent & Operations Transformation Lead
Sophie Herrmann
Quantis Germany Lead
Philipp Meister
Global Fashion, Sporting Goods & Chemical Lead
Abby Davidson
Quantis US Lead
Davide Tonon
Quantis Italy Lead
Anne Désérable
Quantis France Lead
Antoine Bois Lemarquis
Global Industries & Services Lead
Catherine Zwahlen
Global Digital Solutions Lead
Sabine Loetscher
Quantis Switzerland Lead
What makes Quantis different?
Our people. These are their stories
Our team brings together environmental specialists, engineers, strategists and communicators who combine deep expertise with creative problem-solving. Working across disciplines and perspectives, they collaborate with clients to embed sustainability into the decisions that shape how organizations grow and evolve.
