The Best Lawyers™ in Canada 2024 recognizes 26 Mathews Dinsdale lawyers, from coast-to-cost, as leaders in the fields of Labour and Employment Law, Workers' Compensation Law, Employee Benefits Law and Immigration Law.
Sonia Regenbogen
Partner Toronto, T: 647.777.8285 C: 416.508.6578 F: 416.862.8247 sregenbogen@mathewsdinsdale.com
Stefanie Iannarilli Assistant 416.862.8280 x 258 siannarilli@mathewsdinsdale.com
Biography
Law Society of Ontario
Harvard Law School, Mediator Training Program
University of Windsor, B.A.
University of Windsor, LL.B.
Association of Workplace Investigators
Canadian Bar Association
Canadian Employers Council
Ontario Bar Association
The Advocates’ Society
Sonia Regenbogen has dedicated her practice for more than 20 years to representing employers in labour, employment and human rights law matters. She works with employers through the process of collective bargaining, drafting employment agreements and policies, as well as defending employers before arbitrators, human rights tribunals, labour relations boards and the courts. Sonia has extensive experience litigating complex cases involving claims of wrongful dismissal, sexual harassment, discrimination and disability issues.
In addition, Sonia is frequently retained to conduct independent workplace investigations into allegations of workplace harassment, discrimination and other employee complaints, and has been recognized by Who’s Who Legal as having a “top reputation” as a workplace investigator. She also has extensive experience advising on the conduct of investigations, including the implementation of an investigation, decision making, report writing and communication of findings.
For the past 20 years, Sonia represented Canadian employers at the International Labour Organization (ILO), a specialized agency of the United Nations. For a decade, she was appointed as the global Employer Spokesperson on the Application of Standards Committee (CAS) at the ILO, a committee which supervises international labour standards on topics such as child labour, forced labour, anti-discrimination and freedom of association. In addition, Sonia was appointed on as a spokesperson member of the Standards Review Mechanism (SRM) at the ILO, a body engaged in the review of international labour standards.
Drawing on her experience with the ILO, Sonia regularly advises both Canadian and multinational employers on a full range of domestic, cross-border and international labour and employment matters, including supply chain issues and codes of conduct.
Sonia served as an adjunct faculty member at Queen’s University Faculty of Law where she taught Employment Law for more than a decade. She also taught Employment Law at Osgoode Faculty of Law. Sonia completed the Mediator Training Course at Harvard Law School and uses this training to assist her clients resolve even the most difficult disputes.
Industry recognition
Best Lawyers® in CanadaLabour and Employment Law
Who’s Who LegalLabour and Employment Law
Thought Leaders
Labour Law – Management
Presentations
Guest, “The Agenda With Steve Paiken”, TVO. Sonia discussed the legal implications of Ontario’s Bill 115, the “Putting Students First Act, 2012” in reference to collective bargaining and the Charter of Human Rights and Freedoms in the labour negotiations between Ontario teachers and the provincial government. To view the complete video of the discussion, please click here.
Panelist, “Constitutional Restrictions on the Capacity of Governments to Enact Reform”, In the Wake of the Drummond Report and Ontario Budget: Prospects for Reform of Industrial Relations in the Ontario Broader Public Sector, Center for the Study of Law in the Contemporary Workplace and School of Policy Studies, Queen’s University, Toronto, Ontario
News
The Best Lawyers™ in Canada 2023 recognizes 24 Mathews Dinsdale lawyers, from coast-to-cost, as leaders in the fields of Labour and Employment Law, Workers' Compensation Law, Education Law, Employee Benefits Law and Immigration Law.
Who’s Who Legal Canada 2022 recognizes seven Mathews Dinsdale lawyers, from BC, ON and NS as Thought Leaders in the fields of Labour and Employment Law.
Sonia Regenbogen, partner in our Toronto office, was recently elected the global employer spokesperson for the Committee on the Application of Standards at the 2022 International Labour Conference at the International Labour Organization. More info.
Mathews Dinsdale lawyers from coast-to-coast recognized in the 2022 Canadian Legal Lexpert® Directory as leaders in Labour Law, Employment Law, Construction Labour Relations, Occupational Health & Safety Law and Workers’ Compensation Law.
22 Mathews Dinsdale lawyers, from coast-to-coast, are recognized as leaders in The Best Lawyers™ in Canada 2022 in the fields of Labour and Employment Law, Workers' Compensation Law, Education Law, Employee Benefits Law and Immigration Law.
Sonia Regenbogen, Tara Erskine and Hilary Grice are presenting at the Ius Laboris Legal HR Summit 2020. A virtual event where legal and HR meet to share their vision for the future of the working world. This complimentary event will take place Nov 4-5, 2020.
21 Mathews Dinsdale lawyers, from coast-to-coast, are recognized as leaders in The Best Lawyers™ in Canada 2021 in the fields of Labour and Employment Law, Education Law, Employee Benefits Law, Immigration Law, Workers’ Compensation Law.
Mathews Dinsdale Lawyers from coast-to-coast recognized in Who's Who Legal 2020 as leaders in Labour and Employment Law.
Mathews Dinsdale Lawyers from coast-to-coast recognized in Best Lawyers in Canada 2020 as leaders in Labour and Employment Law, Education Law, Employee Benefits Law, Immigration Law, Workers’ Compensation Law.
Insights
Government Guidance Released regarding Modern Slavery Act: An Update
Further to our bulletin on December 6, 2023, Deadline for Fighting Against Forced and Child Labour in Supply Chain Reporting Obligations for Companies is May 31, 2024: Is Your Organization Prepared?, Canada’s new modern slavery legislation, the Fighting Against Forced Labour and Child Labour in Supply Chains Act (Act), requires reporting entities to complete and submit to the government a mandatory online Questionnaire and a Report about the measures they have taken to address and prevent forced and child labour in their supply chains during their previous fiscal year.
Read moreDeadline for Fighting Against Forced and Child Labour in Supply Chain Reporting Obligations for Companies is May 31, 2024: Is Your Organization Prepared?
Bill S-211, An Act to enact the Fighting Against Forced Labour and Child Labour in Supply Chains Act and to amend the Customs Tariff received Royal Assent on May 11, 2023 and is in force January 1, 2024. Companies and certain government institutions are required to review and assess working conditions in their extended supply chains and produce their first annual report by May 31, 2024.
Read moreReport: Is Employment Law Ready for AI?
Artificial intelligence is poised to revolutionize our work methods and many other aspects of life. While the potential benefits of AI are vast, it is crucial to address concerns regarding its utilization in the workplace. At Mathews Dinsdale, we are uniquely positioned to offer a global perspective informed by our extensive experience in HR and … Continued
Read moreCompany Supply Chains and Child or Forced Labour: Is Modern Slavery – Supply Chain Legislation heading to Canada?
The Government is expected to enact a “modern slavery” bill that will require companies to examine supply chain and produce annual reports.
Read moreModern Slavery Legislation Introduced In Parliament
Canada does not currently have modern slavery legislation in force prohibiting the importation into Canada goods produced by forced or child labour. New legislation was introduced this year in the Senate in an attempt to affirm Canada’s international commitment to fight against modern slavery.
Read moreA Warning for Canadian Companies regarding Scope of Liability for Potential Human Rights Claims
The Supreme Court of Canada’s February 28, 2020 decision in Nevsun Resources Ltd. v Araya is a warning to Canadian companies.
Read moreEvents
Webinars
Our complimentary webinars address the practical and legal issues for Canadian employers.
View our Webinars