The Ritz Carlton, Bangkok
by PIA Interior Company Limited

The Ritz-Carlton Bangkok, Siam Nouveau: One City, One Home, is a contemporary luxury hotel concept developed by PIA Interior Company Limited that expresses cultural elegance through a narrative rooted in Thai heritage. Located on Wireless Road within the One Bangkok development overlooking Lumpini Park, the project creates a refined urban retreat that balances contemporary sophistication with Thai cultural influences.

The design concept draws inspiration from noble Thai homes of the King Rama V era, reflecting an imagined residence of a worldly collector surrounded by curated art and artifacts gathered through travel. This narrative shapes interiors defined by warm materials, layered textures and carefully composed detailing, producing a setting that is both grand and intimate. A defining architectural motif is the Neo-Renaissance arch, inspired by the Ananta Samakhom Throne Hall, introducing symmetry, refinement and monumentality throughout the hotel.

Cultural storytelling is expressed through multiple layers of symbolism. Black and white photography informs a restrained palette associated with quiet luxury, while a lotus pond in the lobby, inspired by Sa Pathum Palace, conveys peace, purity and abundance. Flooring patterns reference the Phikun flower, symbolising prosperity and grace, and traditional Thai motifs are reinterpreted through a contemporary lens, blending heritage with modern expression. Arches from the colonial period during the reign of King Rama V are combined with abstracted floral forms such as the Dok Pikoon.

Location: One Bangkok, 189 Witthayu Rd, Lumphini, Pathum Wan, Bangkok 10330, Thailand

Architect: Skidmore Owings & Merrill (SOM), Architect 49 Company Limited

Interior Designer: PIA Interior

Hotel Group/Developer: Marriott / Fraser Property (Thailand) Limited

Photography: Sofography