Choon Choi Architects (CCA/건축문화연구실) is an architectural practice based in Seoul, affiliated with the Lab for Architecture Culture) at Seoul National University.

CCA/건축문화연구실 has completed a broad spectrum of projects, ranging from houses, offices, and galleries, to museums, schools, hotels, and urban master plans. Published built work includes Sangha Farm, Maeil Innovation Center, La Cucina Namsan, Kkummaru at Children’s Grand Park, and the Bottari Annex.

Its parallel research lab at SNU (Laboratory for Architecture Culture) primarily focuses on adaptive reuse strategies, urban regeneration, and fusion of design practice with historical research.

Choon is an architect and Professor of Architecture at Seoul National University. He was a co-curator and artist for the Korean Pavilion at 2018 Venice Biennale, and participated in group exhibitions at the National Museum of Modern and Contemporary Art (Seoul 2016, Gwacheon 2019, 2017), Ilmin Museum (2013), and Art Sonje (2013). Prior to SNU, Choon taught at Korea University, Konkuk University, Columbia GSAPP, and Parsons School of Design.