Aviaplan is an Norwegian

Norway

Norway , officially the Kingdom of Norway, is a Nordic unitary constitutional monarchy whose territory comprises the western portion of the Scandinavian Peninsula, Jan Mayen, and the Arctic archipelago of Svalbard and Bouvet Island. Norway has a total area of and a population of about 4.9 million...

 architectural and construction firm formed as a consortium by the Narud Stokke Wiig, an architecture and planning firm, Niels Torp AS, an architectural design firm, Hjellnes COWI AS, civil engineers, and Bjørbekk & Lindheim, landscape architects. Originally formed in 1989 as a joint venture with these firms, it was formally incorporated in 1990.

Aviaplan won the architectural competition to design Oslo Airport, Gardermoen

Oslo Airport, Gardermoen

Oslo Airport, Gardermoen is the principal airport serving Oslo, Norway. It acts as the main domestic hub and international airport for Norway, and the second-busiest airport in the Nordic countries. A hub for Scandinavian Airlines and Norwegian Air Shuttle, and a focus city for Widerøe, it is...

, which opened in 1998. Aviaplan continues to complete assignments, particularly related to transportation, including airports at Tallinn

Tallinn

Tallinn is the capital and largest city of Estonia. It occupies an area of with a population of 414,940. It is situated on the northern coast of the country, on the banks of the Gulf of Finland, south of Helsinki, east of Stockholm and west of Saint Petersburg. Tallinn's Old Town is in the list...

, Riga

Riga

Riga is the capital and largest city of Latvia. With 702,891 inhabitants Riga is the largest city of the Baltic states, one of the largest cities in Northern Europe and home to more than one third of Latvia's population. The city is an important seaport and a major industrial, commercial,...

, Landvetter

Landvetter

Landvetter is a locality situated in Härryda Municipality, Västra Götaland County, Sweden. It had 6,680 inhabitants in 2005.It is the second largest town in the municipality and has given its name to the international airport Gothenburg-Landvetter Airport, located 5 km east of Landvetter.The name...

, and Hyderabad.