Claesson Koivisto Rune is a Swedish architectural partnership. It was founded in 1995 by Mårten Claesson, Eero Koivisto and Ola Rune. It started as an architectural firm, but has since become an internationally acclaimed, multi-disciplinary office with an equal emphasis on both architecture and design. They have designed for many Scandinavian brands including Wastberg, Muuto and Swedese.