Dissing+Weitling

Dissing+Weitling is an architecture and design practice based in Copenhagen, Denmark. The firm was established in 1971 by Hans Dissing and Otto Weitling after the death of architect Arne Jacobsen, for whose office both men had been important employees. Its early purpose included continuing and completing projects inherited from Jacobsen's practice, but the studio soon developed an independent identity through competition successes and a broad portfolio of buildings, interiors, urban projects, and infrastructure. The practice's origins gave it a strong connection to Danish modernism and to the disciplined, functional approach associated with Jacobsen's office. Early continuing work included projects such as Mainz City Hall in Germany, a holiday resort on the island of Fehmarn, and the Danish Embassy in London. In 1972, Dissing+Weitling won competitions for the IBM Centre in Hamburg and the Kunstsammlung Nordrhein-Westfalen in Düsseldorf. These commissions helped establish the firm as an independent international practice rather than simply a successor office. Over subsequent decades, Dissing+Weitling worked across several architectural fields. Its building portfolio has included governmental and diplomatic facilities, cultural institutions, corporate headquarters, educational buildings, hotels, sports and leisure facilities, and renovation projects. Notable examples include the Danish National Bank, the Central Bank of Iraq, the K20 art gallery in Düsseldorf, the Danish Embassy in London, the Danish Parliament's renovation and interior work, the DR Television Headquarters in Copenhagen, and headquarters and hospitality developments in the Ørestad district of Copenhagen. The firm is particularly associated with bridge design. Its work ranges from pedestrian and cycle bridges to large road and transport structures. Projects connected with the practice include the Great Belt Bridge, the Øresund Bridge, the Nelson Mandela Bridge in Johannesburg, Bryggebroen and Åbroen in Copenhagen, Tradeston Bridge in Glasgow, Constantine Bridge in Algeria, the Osman Gazi Bridge in Turkey, Queensferry Crossing in Scotland, the New Gerald Desmond Bridge in California, and the Cebu–Cordova Link Expressway in the Philippines. In some cases Dissing+Weitling won a design competition while later stages, including detailed engineering or construction, were undertaken by other parties; the Øresund Bridge and Stonecutters Bridge are examples where the relationship between the competition concept and the final delivered design involved additional contributors. Bridge and transport work has become a defining part of the firm's public profile because it combines structural requirements with urban connectivity, pedestrian experience, and visual identity. The practice has also received recognition for transport-related design, including a 2015 WAN Transport Award for The Bicycle Snake, a Copenhagen cycling bridge. Earlier recognition included the 1999 Nykredit Architecture Prize. Hans Dissing died in 1998, while Otto Weitling retired from the firm in 2002. The practice continued under later generations of architects and partners. The reference material identifies Steen S. Trojaborg and Daniel V. Hayden as current partners, alongside a longer list of former key architects and partners. Dissing+Weitling remains an active international architecture and design practice, with its reputation centered on bridges, mobility infrastructure, civic architecture, and large-scale urban projects.

Dissing+Weitling was founded in Copenhagen in 1971 by Hans Dissing and Otto Weitling. Both architects had been key employees in Arne Jacobsen's office, and they established the new practice after Jacobsen's death. The firm initially continued and completed unfinished Jacobsen projects, including Mainz City Hall in Germany, a holiday resort on Fehmarn, and the Danish Embassy in London. Dissing+Weitling also later extended Mainz City Hall in 2008. The firm quickly pursued work under its own name. In 1972 it won competitions for the IBM Centre in Hamburg and the Kunstsammlung Nordrhein-Westfalen in Düsseldorf. These successes helped establish its independent reputation and led to a portfolio spanning governmental, cultural, commercial, educational, diplomatic, and hospitality architecture. Among its building projects are the Danish National Bank in Copenhagen, Castrop-Rauxel Forum and Town Hall, the Danish Embassy in London, the Central Bank of Iraq in Baghdad, the K20 art gallery in Düsseldorf, Sonofon Headquarters, renovation and interior work for the Parliament of Denmark, the Ny Carlsberg Glyptotek, the DR Television Headquarters in Ørestad, the Faculty Library of the University of Copenhagen, Crowne Plaza Copenhagen, Rambøll Headquarters, the Royal Golf Center, and the ECCO Hotel and conference building. Bridge design became a particularly important area of specialization. The firm's listed bridge work includes the Great Belt Bridge, the Øresund Bridge, Mittellandkanal bridges, the Nelson Mandela Bridge in Johannesburg, the University Bridge in Malmö, Bryggebroen and Åbroen in Copenhagen, Munksjön Bridge in Jönköping, Stonecutters Bridge in Hong Kong, Tradeston Bridge in Glasgow, the ADNEC Bridge in Abu Dhabi, the Sitra Interchange in Bahrain, Pirbrua in Trondheim, Constantine Bridge in Algeria, Osman Gazi Bridge in Turkey, Queensferry Crossing in Scotland, the New Gerald Desmond Bridge in California, and the Cebu–Cordova Link Expressway in the Philippines. The practice has also been associated with proposed or developing bridge projects including Botniabanen bridges in Sweden, the Qatar–Lusail bridge, and the Msikaba Bridge in South Africa. The firm has not always been responsible for every stage of a completed bridge. In some cases it won a competition but the final design or detailed engineering involved other firms. The Øresund Bridge is identified as a competition success whose delivered project was not based on the firm's winning scheme, while Stonecutters Bridge had detailed design by Arup after the competition stage. Hans Dissing died in 1998, and Otto Weitling retired in 2002. The practice subsequently continued with later architects and partners. Listed former key architects and partners include Dieter Fremerey, Erik P. Handschuh, Poul Ove Jensen, Pouli H. Møller, Bodil A. Schaltz, Reinhard Schmidt-Petersen, Reinhard Tölke, Teit Weylandt, and Stig Mikkelsen. The identified current partners are Steen S. Trojaborg and Daniel V. Hayden. The firm's work has received recognition including the 1999 Nykredit Architecture Prize and the 2015 WAN Transport Award for The Bicycle Snake.

1. 2022Cebu–Cordova Link Expressway inaugurated

   The Cebu–Cordova Link Expressway in Metro Cebu, Philippines, was inaugurated on April 27, 2022.

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2. 2015WAN Transport Award for The Bicycle Snake

   The Bicycle Snake cycling bridge in Copenhagen received a WAN Transport Award.

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3. 2002Retirement of co-founder Otto Weitling

   Otto Weitling retired from the practice.

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4. 1999Nykredit Architecture Prize

   The firm received the Nykredit Architecture Prize.

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5. 1998Death of co-founder Hans Dissing

   Hans Dissing died while the practice continued its international architecture and infrastructure work.

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6. 1972Major competition victories

   Dissing+Weitling won competitions for the IBM Centre in Hamburg and the Kunstsammlung Nordrhein-Westfalen in Düsseldorf.

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7. 1971Practice founded in Copenhagen

   Hans Dissing and Otto Weitling founded the firm after the death of Arne Jacobsen, with an initial role in continuing and completing projects from Jacobsen's office.

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An internationally oriented architecture and design practice with particular expertise in bridges, mobility infrastructure, civic buildings, and complex urban projects. Its positioning combines Danish architectural traditions with large-scale technical, infrastructural, and public-realm design.

• Bridge and transport infrastructure designInfrastructure architecture

  Dissing+Weitling is especially known for bridge work, covering large road bridges, cross-water links, railway-related structures, pedestrian bridges, cycling bridges, and interchanges. Its portfolio includes the Great Belt Bridge, Øresund Bridge, Osman Gazi Bridge, Queensferry Crossing, New Gerald Desmond Bridge, and Cebu–Cordova Link Expressway, as well as smaller urban bridges such as Bryggebroen and The Bicycle Snake.

• Civic, cultural, and institutional architectureBuilding architecture

  The practice designs public and institutional buildings, including city halls, embassies, central banks, cultural venues, educational facilities, and public-administration interiors. Examples include Mainz City Hall, the Danish Embassy in London, the Central Bank of Iraq, the K20 art gallery in Düsseldorf, and work for the Danish Parliament.

• Commercial, hospitality, and workplace architectureCommercial architecture

  Dissing+Weitling also works on offices, headquarters, hotels, conference facilities, and leisure developments. Listed examples include the IBM Centre in Hamburg, Sonofon Headquarters, Rambøll Headquarters, Crowne Plaza Copenhagen, the ECCO Hotel and conference building, and the Royal Golf Center.

• Renovation and interior architectureArchitectural renovation

  The firm undertakes renovation, extension, and interior-design assignments for significant public and cultural buildings. Its listed work includes the renovation of the Ny Carlsberg Glyptotek, interior and renovation work at the Parliament of Denmark, and the extension of Mainz City Hall.

• 2022Cebu–Cordova Link Expressway opens

  The Cebu–Cordova Link Expressway in Metro Cebu, Philippines, was inaugurated on April 27, 2022; the bridge is listed among Dissing+Weitling's major projects.

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• 2015The Bicycle Snake receives a WAN Transport Award

  The Bicycle Snake, a Copenhagen cycling bridge associated with Dissing+Weitling, received a WAN Transport Award.

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• 1999Dissing+Weitling receives the Nykredit Architecture Prize

  The practice received the Nykredit Architecture Prize, recognizing its architectural work.

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1. Dissing+Weitling