Carat Hotel Duesseldorf Gmbh Welcome to the luxurious, 4x000D star Carat Hotel Duesseldorf Gmbh in Dusseldorf. No on site car parking is available at the hotel, however off site car parking is available. Guests can dine at the hotel restaurant. Room Facilities Carat Hotel Duesseldorf Gmbh. Smoking in certain bedrooms is allowed, as well as in public areas of the hotel. Please specify when booking if you require smoking. Rooms have wireless internet access available. All rooms feature a stocked minibar. Leisure Info. The Carat Hotel Duesseldorf Gmbh offers guests a selection of leisure activities and facilities. A relaxing sauna is available for use by guests. Additional Info. The hotel offers an airport shuttle service. Pets are welcome at the hotel. A concierge service is provided for guests.