Sten Örjan Wikforss

Tengbomgruppen AB offers architectural services. The firm operates within business areas: architecture; urban planning; landscaping; interior design; and project management. Its projects include residential buildings, office buildings, commercial projects, sports and events, healthcare, education, culture, hotel and spa, infrastructure, industry, laboratories, and catering kitchen. The company was founded by Ivar Tengbom and Ernst Torulf in 1906 and is headquartered in Stockholm, Sweden.

Akademiska Hus AB engages in the ownership, development, and management of properties for colleges and universities where the primary focus is on education and research. The company was founded in 1993 and is headquartered in Gothenburg, Sweden.

Tengbom AB provides architectural services. The company was founded by Ivar Tengbom in 1906 and is headquartered in Stockholm, Sweden.

Kungliga Operan AB operates as a theater for opera and ballet. It hosts a number of productions from brand-new performances to classical masterpieces. The firm also holds activities for children and young people. The company was founded by Gustav III on January 18, 1773 and is headquartered in Stockholm, Sweden.