He was a Liberal Party member of the Newfoundland and Labrador House of Assembly from 1996 to 2003, representing the electoral district of Topsail.
[1] Wiseman was elected to the Newfoundland assembly in 1996 and was reelected in 1999.
He was defeated by Elizabeth Marshall when he ran for reelection in 2003.
In the subsequent 2009 municipal elections, he was re-elected to a second term as mayor in a draw, after a series of recounts confirmed that he and 19-year-old challenger Kurtis Coombs had finished in an exact tie.
[4] He was succeeded as mayor by Dan Bobbett, a former town councillor.