The Room Sukhumvit 21 is a condominium project, developed by Land and Houses, located at Thanon Asok Montri, Khwaeng Khlong Toei Nuea, Khet Watthana, Krung Thep Maha Nakhon 10110. Land and Houses is also the developer behind The Room Charoenkrung 30, The Bangkok Thanon Sub and The Key Rama 3. Construction of The Room Sukhumvit 21 was completed in 2013. Condominium comprises of a single building and having 33 floors.