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Become a systemic changemaker

We created Except Academy for your sustainability literacy and leadership capacity— what you need to help build a sustainable society.

Our courses teach you the power of systemic, integrated sustainability. You learn practical improvement methods that combine short term advantages with long term societal transition. Together we build a society that is sustainable in an environmental, social, physical, and economic sense. Become a part of the growing community of professionals working to make a fundamental change in how companies, governments, and industry functions.

Symbiosis in Development (SiD)

We teach and apply the Symbiosis in Development (SiD) framework to do this. This includes subjects such as the circular economy, resilience design, systems thinking, and complexity thinking.

What People Say

How early adaptors in systemic sustainability experienced SiD and the Except Academy

Willem van der Ven

Willem van der Ven

Senior Manager Development at Schiphol Real Estate

Except filled my mind with ideas and manages to create a cohesive concept based on input from so many different inputs. Collaboration with Except pays off.

Matthieu Leroy LinkedIn

Matthieu Leroy

Circular Economy entrepreneur

Except creates magic with a flexible and complementary team of experts in different fields. 


Andreas Wenger

Head of Institute for Interior Design and Scenography - FHNW Basel Switzerland

“SiD is the best method embracing the complexity in (system-) design for sustainability I ever experienced.”

Paul van de Sande LinkedIn

Paul van de Sande

Projectmanager at West Brabantse Waterlinie

Except is years ahead of other organizations… they are one of the pioneers in this area. Their capability in concept development, visualizing complex subjects, and vision is outstanding. ”

Marja Hamilton

Marja Hamilton

Project leader Self Supporting River Systems at RWS

SiD offers you a workable, holistic view on sustainability


We offer open registration course for individuals, from half day introduction sessions, to deep learning programs for more advanced subjects. We also offer custom in-company and event training, as well as train-the-trainer programs.