The company was founded in 1927 on behalf of the King. Originally only the King and his servants could travel on the buses. in 1933 everyone could travel with permission of the king and in 1935 it was decided everyone could travel without needing permission. The bus company was suspended during the German invasion. in 1950 a second busline opened from Sint-Willemstad to Grijzestad via Oude kastel end Fridaborg.