Among the hotels which have recently received a Green Key are the FIRST Hotel Vesterbo, Bella Sky Comwell and Hotel Tiffany. First Hotel Vesterbro, with 400 rooms, has worked with sustainable hotel management for several years and is the first hotel within the FIRST hotel chain to receive a Green Key. The brand new Bella Sky Comwell, with 812 rooms, was built according to the latest environmentally friendly standards and technologies. Meanwhile, Hotel Tiffany, in the hip Vesterbro city quarter, also met the requirements for a Green Key certification.