Fjerdingen Busstrafikk was a former Norwegian bus company based in Stjørdal that was bought by NSB Biltrafikk (now Nettbuss) in 1999. The company had about 30 buses and operated in Stjørdal and Meråker. The company was until its merger owned by the Fjerdingen family, and in 1967 the company was taken over by Kjell Fjerdingen and his brother.
References
Fjerdingen Busstrafikk Wikipedia(Text) CC BY-SA