Dorset House on Stamford Street SE1 [Whitbread plc]Whitbread has planning permission to turn a nine-story building near London’s South Bank into a Premier Inn.Dorset House, a 90,000 sq ft former office building on Stamford Street in Southwark SE1, is to become 421-bedroom Premier Inn hotel.Whitbread acquired the freehold in May 2025 and quickly began conversations with Southwark Council on the change of use. The intention is to add bedrooms within the existing floorplate and introduce a new hotel entrance o ...