Short biography: Petteri has worked 30 years with cold climate wind. 2014 he co-founded Wicetec, a company dedicated to Ice Prevention for wind turbines. Before Wicetec, he has developed tools and methods for cold climate including standards in National and International standardization committees, SESKO and IEC MT12-1. He has a M. Sc. in Technical Physics at HUT, Finland. Petteri worked as principal scientist at VTT, Technical Research Centre of Finland. He has also been a board member in Finnish Wind Power Assosiation.