Mathieu Chantelois was born and raised in Mascouche, a suburb just outside Montreal, Quebec. He studied at Pierre Laporte Secondary School, a musical academy in Montreal. He is a graduate of Carleton University's journalism program, and in 2018, he completed a certificate in strategic perspectives in nonprofit management at Harvard Business School.
Following the end of his term on The Lofters, Chantelois continued hosting programming for PrideVision and its successor channel OUTtv, including Read Out!, featuring authors from the LGBT community, and the reality series COVERguy. Chantelois has also worked as a cultural reporter for TFO's Panorama.
In 2007, Chantelois created the Green Space Festival, a fundraising event for a LGBT community centre in Canada. He was named one of eight local heroes by the Toronto Star. The festival has raised over $2.5 million in the last 10 years.
In 2009, Chantelois became editor of the movie magazine Famous Quebec. Under his leadership, in 2010 Famous Quebec became Le magazine Cineplex.
In 2016, under his leadership, the first Pride Month in Canada was launched,Prime MinisterJustin Trudeau was the first sitting prime minister to march in the Pride parade, and for the first time ever the official Pride and Trans flags were raised at the same time to help kick off Pride Month.
Guests at Pride Toronto during Chantelois's tenure included RuPaul, Pussy Riot, Cyndi Lauper, Chaz Bono, John Waters, George Takei, and Margaret Atwood. The event also got Guinness World Record recognition for the world's largest stage show of drag artists, with 73 drag queens and kings taking to the stage.
He resigned the position on August 11, 2016 to take a position at Cineplex Media, approximately six weeks after both receiving praise and facing criticism over his handling of the Black Lives Matter demand that Toronto Police officers be barred from participating in Pride events in uniform. His resignation was amidst staff allegations of racism, sexism, and sexual harassment , the allegations though were never substantiated and he was never officially accused of any wrongdoing.
Boys and Girls Clubs of Canada
In 2016, Chantelois was hired as vice-president of marketing and development at Boys and Girls Clubs of Canada, where he had previously worked as director of marketing and communications.
He has been responsible for the launch of the PSAs "Great Futures Start Here" in 2014 and "Kid of Privilege" in 2018. He served as vice president of development and external affairs for the organization until June 2019.
Canada Media Fund
Chantelois currently serves as vice president, communications and promotion at the Canada Media Fund, a position he has held since June 2019.
1999: Prix Molson de journalisme en loisir, Conseil québécois du loisir, premier prix, catégorie hebdos locaux et régionaux.
2014: Ragan's PR Daily Corporate Social Responsibility Award, Best Social Media Campaign
In March 2019, he wrote an op-ed piece, published by several media outlets, about his own evolution from seeing himself as a Québécois who lived in Toronto to seeing himself as a true Franco-Ontarian.