Episode #14: Johan Klaps (Madaster Belgium)

June 10, 2022

Johan is director of Madaster Belgium. This Dutch company developed a digital material passport for buildings. This passport is a crucial link in making circular construction possible. It is a digital platform where users can make a list of all materials in a building. This information is enriched, among other things, with product data and raw material prices, and related to regulations and certification methods.

For more information, please visit

Everyone says you should keep the open spaces open, and I 100% agree. But if more people are coming to live in the city and you want to keep those open spaces, you have to build higher. Everyone agrees, until you want to build a tower next to them. And I understand people, but we really need to start making logical decisions.

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