MISSION, VALUES
& HISTORY
The role of Inspectors General is to maintain and promote accountability and integrity. According to the Association of Inspectors General, the public expects them to prevent, detect, identify, expose and eliminate fraud, waste, corruption, illegal acts and abuses in public organizations.
THE INSPECTOR GENERAL
AND HIS DEPUTIES

A member of the Quebec Bar since 1992 and a legal expert on economic and financial crime, François Lanthier included over 20 years of experience as a criminal prosecutor.
Mr. Lanthier worked for the Autorité des marchés financiers (financial regulation authority) from 2016 to 2024. He first served as Director, Litigation at the Montréal office and then as Senior Director, Investigations.
He has been Inspector General of Ville de Montréal since April 2024.


A graduate of Université du Québec à Montréal, Ms. Mayer has been a member of the Bar since 2002. In 2009, she completed a graduate program in public management at École nationale d’administration publique.
Ms. Mayer has been working in the municipal sector since the beginning of her career. For 11 years, she held the positions of Director of Legal and Administrative Services and Deputy Secretary-Treasurer of the Municipality of Saint-Félix-de-Valois. From 2014, she was the Director of Legal Services and City Clerk for the City of Joliette, followed in 2023 by a role as Senior Legal Advisor at the Agence de mobilité durable de Montréal. She has 20 years of experience in procurement, adjudication, and contract management processes.
She has been assuming the position of Deputy Inspector General since August 2024.


Mr. Lafrenière was appointed Deputy Inspector General, Inspections and Investigations in March 2024, after 25 years at Sureté du Québec, where he specialized in investigating cybercrime, sexual crimes and unsolved cases.
In recent years, Mr. Lafrenière has been Deputy Director of Criminal Investigations, where he was involved in the fight against economic crime. He also held a similar position in the governance and technological innovation office.
In 2022, he was awarded the Police Exemplary Service Medal by the Governor General of Canada in recognition of 20 years of exemplary conduct in the service of Canada’s public safety, becoming a member of the Order of Merit of the Police Forces.
