Piet is the CEO of Dutch Rainmaker BV too Chief Executive Officer 2006 - Current Dutch Rainmaker BV Dutch Rainmaker BV generates fresh water by using wind energy. It combines windmill, drinking water, and cooling technologies to produce water from salt or waste water. The firm also offers water treatment and preservation technology solutions. The company was founded in 2006 by Piet Oosterling and is headquartered in Netherlands. https://relationshipscience.com/piet-oosterling-p189605809 and imo he owns Wind En Water Technologie Holding BV too Date of Patent: September 4, 2012 Assignee: Wind En Water Technologie Holding BV Inventor: Pieter Adriaan Oosterling https://patents.justia.com/inventor/pieter-adriaan-oosterling