In 1924 Hans G. Berggren came to Kongsvinger and started fish store. The reason he came to Kongsvinger was that he as an officer cadet was placed at Kongsvinger Fortress. Originally he was from Sandefjord, where the family started a fish store in the 1911.

 

In the beginning was the range of fresh and salted fish, crayfish, wild game and berries. The fish came by train and picked up at the station with a pull-cart or sled. The finished products were distributed by bicycle. Sales and supply increased and wholesale trade accounted for the bulk of sales.

In 1958 the company started to produce processed fish products. The first year, production was approximately 1.400 kg. In addition, extended range to cover the wholesale of fruit, vegetables and salads. Distribution took place here with trucks.

The son Jan Berggren took over in 1965. In 1969 began Berggren act as agent for Drammens Is A/S. In the 70's concentrated achievement to the processing and smoking of fish and production of fishery products. In the late 70s the company started producing pasteurized fishery products. Until that time the products were packaged in paper or plastic bags. Wholesale of fruit and vegetables were sold later to Banan Matthiessen (BAMA).

In the early 80th century began planning to expand production capacity for fish products, and in the late 80th century was the production of fish products, the main area of the company. In 1986, Jan Berggren four sons took over the business after their father, and Hans Christian Berggren was Executive Director. In 1990 the company moved to new premises on Siva industrial area in Kongsvinger. A/S Berggren bought the factory premises of Siva in 1998.