BioFiltro, a waste-water treatment system first developed at the University of Chile, edged out finalists from five other countries to win the Cleantech Open Global Ideas Competition.

Teams from 23 countries traveled to the Global Forum hoping for the grand prize of $100,000 worth of startup services. The six finalists selected to pitch the audience were:

• Biométhodes (France)
• Biofiltro (Chile)
• Black Silicon Solar (Denmark)
• Cambridge Nanotherm (UK)
• Reformtech (Sweden)
• Resolute Marine Energy (USA)

GEW 2011 marks the second year that cleantech innovations from around the world were featured at the Cleantech Open. The Global Cleantech Open Ideas Competition looks to find ‘big ideas’ by working at a grassroots level and to support and foster those ideas by Cleantech Open host organizations worldwide. Orchestrated in conjunction with the Kauffman Foundation and Global Entrepreneurship Week, startups from around the world competed in their countries for national awards. This year, more than 1,000 applications were submitted in countries around the world.

tags: Biofiltro, Cleantech Open