Career
He was a consultant, professional engineer, research chemist and scientist by career. He was elected at the Wellington riding in the 1974 general election, serving in the 30th Canadian Parliament. Following realignment of ridings, Maine was defeated at the Guelph electoral district in the 1979 federal election by Albert Fish of the Progressive Conservative party.
Maine ran for federal Parliament again at the Guelph—Wellington riding, this time as an independent candidate in the 1993 election, but was defeated.