Office AT is a prominent architectural firm based in Bangkok, Thailand, known for its innovative designs and focus on blending modern architecture with local context. The firm offers a broad range of services, including architectural design, interior design, and master planning, and they are also involved in architectural research. One of their standout projects is the Glasshouse at Sindhorn Building, which earned them prestigious accolades such as the 2016 ASA Citation Award and a special mention at the A+Awards.

Their design philosophy emphasizes creating spaces that not only serve functional needs but also enhance the user experience through thoughtful and contemporary design. With a portfolio that spans both commercial and residential projects, Office AT continues to make a significant impact on the architectural landscape in Thailand. The firm is located on Rama IX Road, Bangkok, and regularly participates in key architectural exhibitions in the region .