Knauf Insulation

“After reading Rolf’s book ‘It can be done,’ I was curious for more. Rolf has knowledge about various sustainability topics and discusses them in an enjoyable manner. The acquired knowledge was valuable and has been applied to a sustainability...

HVC Group

“Rolf is a pleasant and clear speaker. He conveys his story/message in a way that both a layperson and a specialist can understand. A narrative with a clear message that none of us should or can afford to miss! With Rolf, we collectively reflected on what we are...