He was also elected to Larne Borough Council in the 2011 local elections.McMullan was active in business life in his native Cushendall, where he owned a local pub.
He entered politics in 1993 when he was elected as an Independent to Moyle District Council, topping the poll.
He also topped the poll in the same elections in 1997 and 2001, standing as either an Independent or Independent Nationalist.
McMullan headed the Independent McMullan list in the 1996 elections to the Northern Ireland Forum.
He received 670 votes (2%) in North Antrim, with the list receiving 927 votes (0.12%) across Northern Ireland, meaning that no candidates were elected.