Crystal Palace four star-rated Boutique Hotel was opened in 2004. It is a part of the Bulgarian hotel chain FPI Hotels & Resorts. The building of the hotel is a cultural monument and is a part of the Doctor's Garden architectural composition in Sofia.
Crystal Palace Boutique Hotel was certified by the prestigious International certificates ISO 9001 - for quality hotel management and tourism services and ISO 22000 - for quality management of restaurants and foods. It was also certified for cleaner production. It was awarded „Building of the Year 2004" award in "Business hotels" category. In 2008 it was nominated and announced by the readers of Travel Magazine as the best four star-rated hotel in Bulgaria.