Sofitel Luxury Hotels has announced the signing of Sofitel So Singapore, its third hotel under the Sofitel So brand.

The 134-room So Singapore is owned by Singapore-based Royal Group Holdings and is scheduled to open in the first quarter of 2013.

The brand has also signed Sofitel Kiev Lyuteranska in the Ukraine, which is set to open in 2013, and Sofitel Frankfurt Opera in Germany, which is scheduled for 2014.