Borregaard

thumb|Borregaard power station at Sarpsfossen waterfall and factory building in the background.thumb|Celebration of the company's 50th anniversary in 1939. Borregaard is a Norwegian company established in 1889 in the southeastern town of Sarpsborg in Østfold county. Its main products were traditionally pulp and paper. The company later started producing chemicals based on timber as a raw material. After a takeover in 1986, Borregaard was part of the chemical division of the Orkla Group until it was spun off and introduced to the Oslo Stock Exchange in October 2012. It had 1050 employees in 2016.

The company's core business is based on a Biorefinery that manufactures products based on the different components in wood. Important products are speciality cellulose, lignin products (lignosulphonates), bio ethanol, yeast and yeast extracts and lignin-based vanillin. The company also produces ethyl vanillin, diphenols and fine chemicals. ==History== thumb|Borregaard Hovedgård, the estate manor, since 1988 Orkla's conference center, which hosted the secret negotiations that led to the Oslo Accords between [[Israel and the Palestine Liberation Organization (PLO) in 1993.]] The name "Borregaard" was connected to Borgargjerdi, the royal seat during the reign of Olav the Holy (1016). In 1312 the estate was handed over from the king and became a country estate which changed hands several times until 1889, when British company The Kellner Partington Paper Pulp Co. Ltd. became its owner. This company built a cellulose factory near Sarpsfossen waterfall.