Ralph Creteer

Oprichter, Working at ColVitro

Ralph rethinks our way to look at construction. He has more than 20 years of experience in the construction industry as an entrepreneur. Ralph believes waste will be an important basic input material for sustainable construction as virgin basic materials become scarce. Finish with endless talking and create solutions. ColVitro proves that sustainable construction is possible. It’s just a start and more is to come.


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