Koff is the brand name used by Sinebrychoff to market a range of lager type beers. Koff, along with Karhu is one of the most sold beer brands of Sinebrychoff and Finland. Sinebrychoff's beers biggest market rivals are the products of another large brewery Hartwall, namely Lapin Kulta and Karjala, as well as the beer of Olvi brewery: Olvi.
The Koff brand name is used on the shirt of Finnish SM-liiga Ice Hockey clubs Ilves, HIFK, TPS and Espoo Blues as part of a marketing sponsorship deal.
In 1995, the Spårakoff pub tram started operating in Helsinki just after the 175th anniversary of the brewery, that occurred in 1994.