Bussen Trafikkselskap
Bussen Trafikkselskap was a Norwegian bus company that operated the yellow city bus in Kristiansand and surrounding areas Vennesla, Søgne and Songdalen. The company had about 300 employees and operates on contract with Agder Kollektivtrafikk. Nettbuss Sør took over the local buses in Kristiansand in 2011.