 Davenport North opened its doors in 1985 and was immediately admitted to the newly renamed MAC.Pleasant Valley became a part-time member in 1985, although it didn't compete in football, basketball, wrestling, baseball or softball until 1987 when the school became a full-fledged member.The MAC's membership remained stable for more than three decades, until Burlington announced plans to leave the conference and join the Southeast Conference, a league of five schools whose locations were much closer to Burlington than conference schools in the MAC.