Atterbury House (formally known as Shell House) is a 417 ft (127 m) office skyscraper in Cape Town, South Africa. The 29 story building was completed in 1976. At the time it was completed, it became the 2nd tallest building in Cape Town, shorter than the 423 ft (129 m) 1 Thibault Square.The building has been used as home to several major organizations and companies, including The Metropolitan Health Group, Department of Public Works, and Planet Fitness.