Lieven Callewaert
co-founder YesAndMore
+32 477 32 7209
+1 (236) 992 0893

Lieven Callewaert is a highly regarded executive consultant, teaching professor, entrepreneur, and international keynote speaker on leadership, collaborative capacity, and the new economy. Throughout his 25+ years of professional experience, he has been fortunate to work with many top entrepreneurs, companies, and change-makers. Lieven recently extended his scope of work to Europe AND North America (Vancouver, Canada) in order to contribute even more profoundly towards the accelerated implementation of good practices and initiatives that will help transition towards a new entrepreneurial and economic field, based on prosperity and triple bottom line principles.

Lieven is Executive consultant/social architect, guiding complex change and organizational transformation for multinationals, governments and impact organizations:

  • Affiliate strategic consultant for J&J, Estee Lauder, Rabo group, ING group, Alliander, Infrax, Dutch Government, Flemish Government, European Commission, and Committee of the Regions Europe
  • Other clients: AXA, OVAM, Henkel, Flemish government, Estee Lauder, ABN Amro, ING Belgium, City of Amsterdam, City of Arnhem, Provinces of Gelderland, and Limburg (Belgium and the Netherlands)

Lieven is an associate professor and steward of several knowledge networks:

  • Visiting professor on strategy, leadership and complex cooperation, and associate staff of executive MBA’s at Nyenrode business school (NL)
  • Affiliate of the CEMS corporate board (Global alliance of management Schools) (F)
  • Steward Blue Economy Europe
  • Steward Global Art of hosting network

Entrepreneur, board functions, and initiator:

  • Co-founder Heerlijckyt van Elsmeren (Geetbets Belgium)
  • Founder Kingsmill learning village
  • Board member and co-founder “Green alliances” (Arnhem, NL)
  • Founder of Social Architects of Meaning, co-founder of Co-op SAMenergiek
  • Member corporate board CEMS

SAM – Social Architects of Meaning, 0.0 Foundation, and Innomics founded YESandMORE to collaborate on creating a vehicle for innovation, transformation, and sustainable development in industries and regions in The Netherlands and abroad.


  • Masters in psychology (KU Leuven, B)
  • Masters in Macro economy (KU Leuven, B)
  • Gestalt therapist (FMS institute, B)
  • Systems thinking expert (MIT, Boston, US)
  • CTT- certified executive values & transformation consultant (US)

Lieven is described by his colleagues and major clients as a:

  • “passionate changemaker who helps both senior executives and groups see the solutions collectively, where this was not visible before”.
  • “Lieven is a master connector and deep listener, and supports us taking bold decisions and opening up for each other at the moments that really matter”
  • “Lieven is a visionary entrepreneur, who helped us become lazer-sharp on our strategy and goals, bringing in his global worldview and experience”