It was founded in 1836 by Nils Jensen Ytteborg, a master tanner and Member of Parliament in Norway.
[2] The brewery's first facilities were located Hausmanns street 8–12, site of the present-day Blue Cross Building.
[2] Nils Jensen' son, Carl Theodor (1827–1888), whom he also trained as a brewer, took over after he vacated his post.
[8] After more than a half century since it closed shop, Foss Bryggeri AS resumed operations in Oslo In 2011.
[2] When Oslo was occupied during World War II, the brewery's cellars were converted for storage of vegetables to feed German soldiers, and a new entrance was opened from Akersbakken.