Helge Antonsen

Contiga AS manufactures steel and precast concrete. It provides all types of steel and concrete elements for industrial, office, commercial and residential, and transportation sectors. The firm offers complete solutions consisting of all services from project development and conceptual design to detailing, production, and to on-site installation and documentation of the end-product as well as engineering services. The company was founded in 1998 and is headquartered in Oslo, Norway.

KB Gruppen Kongsvinger AS manufactures and trades finished concrete products. The company was founded on January 23, 1965 and is headquartered in Kongsvinger, Norway.

KB Gruppen AS provides highway, street, and bridge construction services. The private company is based in Kongsvinger, Norway and has subsidiaries in Norway. The Norwegian company was founded in 2015. Otto Halvorsen Rosendahl has been the CEO of the company since 2023.

Ø.M. Fjeld AS is a leading building contractor and property developer based in Kongsvinger, Norway. With subsidiaries and regional offices throughout Norway, Ø.M. Fjeld serves both private and public clients across the East Coast. The Norwegian company's focus is on building and developing properties, and they have over 600 employees. The private company was founded in 1948 by Øivind Martin Fjeld and is currently led by CEO Kjell Bjarte Kvinge.

Bjørnstjerne Bjørnsonsgate 86-92 AS is a private company based in Oslo, Norway that was founded in 2000. The Norwegian company leases immovable property.

COOP Raufoss Kjøpesenter AS is a Norwegian company that was founded in 2006. The private company is based in Langhus, Norway. Coop operates approximately 1250 stores throughout Norway, offering a wide selection of daily necessities and building materials at competitive prices. Coop members are eligible to receive purchase dividends on all their transactions.