This document discusses an incubator called Greenhouse that helps start cleantech companies in hydrogen. Greenhouse started in 2002 with 2 people and has grown to 70 employees by 2014 while becoming profitable. It provides business support services and an incubator space to startup companies in areas like marketing, legal support, engineering, accounting, and financing. Some of the companies it has helped include [none listed] and it is located in the Industriepark Kleefse Waard. The presentation encourages checking out their website greenhouse-arnhem.nl for more details.