However, most of his over 40 years’ business career he has worked as an international Management consultant. He is now back in shipping as the founder and CEO of Green City Ferries, which started its operations by buying the old ship Movitz and rebuild it into the world’s first supercharged electric ferry in 2014 operating as a 100 pax commuter ferry in Stockholm. Hans' next project was the world’s fastest supercharged electric ferry BB Green making 30 knots with 70 passengers and minimum wake wash. He is also Chairman of Echandia Marine, the system integrator behind the technology.