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Founded in 2016 by Ponwit Ratanatanatevilai, Harisadhi Leelayuwapan, and Thanawat Patchimasiri, PHTAA is a Bangkok-based studio that bridges architecture with cultural narrative. Their work embraces sculptural ambiguity, blending Thai heritage with contemporary form. PHTAA aims to elevate everyday living through tactile and cross-cultural architectural design.