Matthew Certosimo
Canada Guide 2025
Band 4 : Employment & Labour
Email address
[email protected]Contact number
+1 416 367 6068Share profile
Band 4
About
Provided by Matthew Certosimo
Practice Areas
Certified by The Law Society of Ontario as a Specialist in Labour Law. Partner and former national leader (2011–2016) of BLG’s Labour and Employment Group. Frequently appears before the courts including the appellate level. Counsels and acts on behalf of private and public sector employers in labour relations, employment law, including wrongful dismissal litigation, labour arbitrations, collective bargaining, human rights complaints and charges under the Occupational Health and Safety Act. Chair and speaker at numerous labour and employment law conferences.
Career
Partner. Certified Specialist (Labour Law), Law Society of Ontario. Ontario Bar, 1995.
Adjunct Professor, Employment Law, University of Toronto, 1996–2011.
Publications
Co-author of Just Cause: The Law of Summary Dismissal in Canada.
Author, Ontario/Federal Labour and Employment Statutes & Commentary.
Author of Ontario Employment and Labour Law & Commentary (LexisNexis) and Federal Employment and Labour Law & Commentary (LexisNexis).
Author of The Regulation of Picketing: An Employer’s Primer to Labour Injunctions (Thomson Carswell).
Assistant editor, Canadian Cases on Employment Law – a national law report series (Carswell).
Chambers Review
Canada
Matthew Certosimo excels in representing employers across both the public and private sectors. Based in Toronto, he continues to represent major national clients in the full gamut of labour and employment matters. He is also adept at grievance arbitrations and collective bargaining.
Strengths
Provided by Chambers
"Very knowledgeable,"
"Always available and always professional"
"Matt has demonstrated himself to be, among many, many other things, a trusted advisor, a leader in the labour and employment bar, a mentor and teacher, a skilled advocate and a caring individual."
"Matt is a premier labour and employment lawyer."
"Very knowledgeable,"
"Always available and always professional"
"Matt has demonstrated himself to be, among many, many other things, a trusted advisor, a leader in the labour and employment bar, a mentor and teacher, a skilled advocate and a caring individual."
"Matt is a premier labour and employment lawyer."
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