Danish UC submarines were built by the entrepreneur who is CEO of what company?
Danish UC submarines The Danish UC submarines are a series of privately designed, built, and operated, subs by Peter Madsen and associates at Ubadsklubben Freya.
Torstein Hagen Torstein Hagen (born 1943) is a Norwegian billionaire businessman, and the founder, chairman and chief executive officer (CEO) of Viking Cruises (originally Viking River Cruises).