Catherine Biron

Lawyer, Partner - Montréal

Québec Bar 2007
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Catherine Biron, CPHR, is a partner and head of the labour and employment group at Langlois Lawyers, in addition to being a member of the firm’s Board of Directors. She advises and represents businesses on all aspects of labour and employment law, human rights, company policies, health and safety and working relations.

Catherine holds a master’s degree in labour law and human rights law from the University of Oxford (England) and she is a graduate of McGill’s Executive Institute, as well as CPHR. She represents and counsels unionized and non-unionized businesses and assists SMEs and large businesses operating under both provincial and federal regulatory jurisdictions.

Catherine is highly skilled in labour relations and is recognized for her practical approach and ability to act in complex and sensitive matters. She is involved in the negotiation of collective agreements as well as in mediation and she represents businesses before all courts and tribunals regarding the management of employees and in a broad range of labour relations and employment law matters (grievances, civil remedies, human rights and allegations of discrimination, remedies for harassment or other allegations of labour standard violations, occupational health and safety, to give but a few examples). She has in-depth knowledge of and a practical approach to performance management, absenteeism, problematic behaviour in the workplace, and issues related to workplace health and safety.

Catherine is recognized by both clients and peers for her pragmatic approach and tact. She is a frequent speaker at conferences and provides practical training tools to managers. She regularly takes part in group presentations on workplace contemporary issues (Québec’s Employer Council, CPHR, BoD). Catherine has a high level of involvement within the firm and sits on various committees and boards of directors of other organizations.




Other Publications

2022 – « Le droit du travail du Québec », 8e édition, Éditions Yvon Blais

2015 – « Maternity and paternity in Quebec: two different concepts »

2014 – « Psychological harassment in the workplace: it can cost you dearly »


Langlois Knowledge

External Conferences


Catherine has presented at conferences on the following topics:

2023 – “La liberté d’expression et le respect de l’obligation de loyauté : un équilibre fragile”, in collaboration with Me Louis Lafleur, Langlois Avocats, June15, 2023.

2020-2021 – CPHR conferences (information segments, podcasts, conferences), fall 2020 and June 2021.

2017 – Managing alcohol and drug addiction problems in the workplace and the approach to use in view of the legalization of marijuana

2011 to 2017 – Hot topics in employment and labour law

2015 – Monitoring video surveillance by the employer

2011, 2015 and 2016 – Time theft, disability management, administrative termination of employment, and workplace attendance management

2011 and 2016 – Managing unionized and non-unionized workplace environments

2008, 2011 and 2015 – Workplace harassment and harassment investigations

2010 – The benefits and risks associated with social media


2021-2022 – Administrator on the Board of Directors of Big Brothers Big Sisters of Greater Montreal

Since 2020 – Member of the Equality Committee of The Canadian Bar Association, Québec Branch

Since 2020 – Member of the Citizenship and Charters Committee of The Canadian Bar Association, Québec Branch

Since 2019 – Member of the Board of Directors, Québec Cinéma

Professional Associations

The Canadian Bar Association, Québec Branch

Ordre des conseillers en ressources humaines agréés (CPHR Québec Association)

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