Nammo Sweden has a facility in Björkborn, Karlskoga 45 km west of Örebro in Sweden.

The industrial history in Björkborn dates back to the late 19th century, when a chemicals factory was established at the site. What is today Nammo Karlskoga was established in the 1970s. The facility today employs about 150 people, and is mainly focused on explosive filling and final assembly of 40 mm, 57 mm and 155 mm ammunition.