Background
McMahon was born and raised in Windsor, Ontario.
McMahon was born and raised in Windsor, Ontario.
She represents the riding of Burlington. She was employed on Parliament Hill as press secretary successively for Herb Gray, John Turner and Jean Chrétien. Other roles included Director of Public Affairs at the Canadian Advisory Council on the Status of Women, Vice President at the Canadian Chamber of Commerce, Director of Public Affairs at Petro-Canada, Vice President at United Way Ottawa, and Executive Director of Public Affairs at the Ontario Medical Association.
She pressed the government to amend the Highway Traffic Acting to toughen the law regarding drivers who drive with suspended licences.
The amendment, known as Greg"s Law was passed in April 2009. She also released a policy paper on a bicycle strategy for the province which discussed infrastructure funding, bicycle travel and route development.
In April 2014 McMahon again joined Murray in the announcement of $25 million government investment strategy in cycling infrastructure. On January 30, 2014, McMahon was nominated as the Liberal candidate for the riding of Burlington.
On June 12, 2014, McMahon defeated Progressive Conservative incumbent Jane McKenna by 3,507 votes.
She serves as Parliamentary Assistant to the Minister of Natural Resources and Forestry.
She is a Liberal member of the Legislative Assembly of Ontario who was elected in 2014.