Complex sentence: In 1994 the hotel became part of Radisson Blu (formerly Radisson SAS) and the Carlson Rezidor Hotel Group and now is one of the flagships in Scandinavia for Rezidor.
Split into simpler sentences: In 1994 the hotel became part of Radisson Blu (formerly Radisson SAS) and the Carlson Rezidor Hotel Group. Now is one of the flagships in Scandinavia for Rezidor.