Members
Chairperson
Maryse Tremblay, term ending April 30, 2030
Ms. Maryse Tremblay was appointed as Chairperson of the CIRB on May 1, 2025.
Ms. Tremblay has extensive experience in advising and representing federally regulated employers in labour, employment and human rights matters before administrative tribunals and at all levels of the judicial system, as well as in collective bargaining.
Prior to her appointment as Chairperson of the CIRB, Ms. Tremblay was a partner of the law firm BLG from 2014 to 2025 and a lawyer and partner of Heenan Blaikie from 2004 to 2014. Before working in private practice, Ms. Tremblay was senior counsel at Air Canada for seven years and counsel and general counsel of the CLRB for five years.
Ms. Tremblay is a founding member and was a director of the Canadian Association of Counsel to Employers. She was also Chair of the National Labour and Employment Law section and of the Quebec Labour and Employment Law section of the Canadian Bar Association. In addition, Ms. Tremblay was a member of the Federal Courts Liaison Committee on Labour Law, Human Rights, Pension Benefits, Privacy and Access Review.
Ms. Tremblay is a Fellow of the College of Labor and Employment Lawyers.
Ms. Tremblay has been recognized in Chambers Canada–Canada’s Leading Lawyers for Business (Employment & Labour), The Best Lawyers in Canada (Labour and Employment Law), the Canadian Legal Lexpert Directory (Labour Relations and Workplace Human Rights), Lexology/WWL as Leading Practitioner in Labour, Employment and Benefit and Who’s Who Legal Canada (Labour & Employment).
Ms. Tremblay holds a Bachelor of Arts (Music), License of Law (LL.L.) and a Master of Business Administration (MBA) from the University of Ottawa. She was called to the Quebec Bar in 1992.
Full Time Vice-Chairpersons
Louise Fecteau, term ending November 30, 2025
Ms. Louise Fecteau was appointed as Vice-Chairperson of the CIRB on October 1, 2003.
Ms. Fecteau is a lawyer specializing in labour and commercial law. She served as Secretary General to the committee reviewing the Court of Quebec judges' salaries, pension plans and other benefits. She was also Vice-President and General Manager of the Canadian Manufacturers' Association. Ms. Fecteau has extensive experience in collective bargaining and arbitration of grievances.
Ms. Fecteau earned a Bachelor of Law from the Université Laval and a Master of Public International Law from the Paris-Sorbonne University.
William Hlibchuk, term ending October 22, 2030
Fluent in both English and French, Mr. Hlibchuk is a member of the Barreau du Québec, the Law Society of Ontario and the Quebec Order of Social Workers.
During over 20 years in private practice, Mr. Hlibchuk represented both federally and provincially regulated employers as a partner at the global law firm Norton Rose Fulbright Canada LLP and as legal counsel at a federally regulated national telecommunications company.

His practice consisted of advisory work and collective bargaining, as well as regular appearances before federal and provincial administrative tribunals and the federal courts in labour and employment matters, such as unfair labour practice complaints, wrongful dismissals and human rights complaints.
In addition to serving on various volunteer charitable and professional boards throughout his career, Mr. Hlibchuk has also been a mental health advocate, having proudly founded and chaired a national employee resource group called the Breathe Network.
Natalie Zawadowsky, term ending October 8, 2030
Ms. Zawadowsky is a lawyer and mediator with an extensive knowledge of labour, employment and administrative law. Her in-depth experience with dispute resolution and applying the Canada Labour Code has been acquired in the positions she has held at the Canada Industrial Relations Board (CIRB) since 2009. These positions include that of Regional Director and Registrar–Ontario Region, Senior Counsel and Acting General Counsel. In these capacities, she has provided senior-level, legal and strategic advice on labour relations, employment and occupational health and safety issues.
Ms. Zawadowsky also has broad experience in dispute resolution and mediation, gained in her roles at the CIRB, the Ontario Human Rights Commission and the Federal Mediation and Conciliation Service.
Ms. Zawadowsky holds a Bachelor of Arts from Queen’s University, where she graduated with distinction, and a Juris Doctor from the University of Toronto, Faculty of Law. She has been a member of the Law Society of Ontario since 2004.
Lindsay Foley, term ending October 8, 2030
Ms. Lindsay Foley has 17 years of experience in industrial relations and complex dispute resolution for the Canada Industrial Relations Board (CIRB). She has extensive knowledge in mediation and has a well-established knowledge of the Canada Labour Code and pertinent federal laws and policies.
From 2023 until her appointment, Ms. Foley was the Regional Director and Registrar for the CIRB’s Western Region, where she managed a team of industrial relations officers and supported the development and improvement of internal regulations, including the advancement and implementation of Bill C-58. In her role as Regional Director and Registrar, Ms. Foley reviewed all incoming applications and complaints to ensure compliance with the Canada Industrial Relations Board Regulations, 2012.
Ms. Foley is a member of the Alternative Dispute Resolution Institute of British Columbia and holds professional designations as qualified arbitrator and chartered mediator from the ADR Institute of Canada. She has also been an active participant of the Association of Labor Relations Agencies, having contributed to its newsletter, to conference planning and as a presenter on various mediation panels over the years. In addition, she has been invited to share her understanding of labour relations, mediation and federal labour law in other government agencies.
Ms. Foley holds a Master of Industrial Relations and Human Resources from the University of Toronto and a Bachelor of Arts in Sociology Labour Studies from Brock University.
Dominic Lemieux, term ending October 8, 2030
Mr. Dominic Lemieux was Quebec Director of the United Steelworkers (FTQ) from 2020 to 2025 and Vice-President of the FTQ from 2019 to 2025. He began his career in the mining sector in Abitibi before working at the ArcelorMittal steel mill in Contrecœur, Quebec, where he was elected president of Local 6951 and then became a full-time union representative in 2008.

A recognized specialist in labour relations and health and safety issues, he has led major negotiations with several multinationals, including Rio Tinto, Alcoa, Lafarge, ArcelorMittal and Glencore. He has also appeared before numerous arbitration and administrative tribunals. In addition, he has been involved in defending the rights of young workers, notably as chair of the FTQ Youth Committee from 2007 to 2009.
Mr. Lemieux is pursuing a master’s degree in labour relations at the Université du Québec à Trois-Rivières, holds a certificate in health and safety from the Université de Montréal and has completed Harvard Law School’s Trade Union Program. He has served on several boards of directors, including those of the Commission des normes, de l’équité, de la santé et de la sécurité du travail and the Institut de recherche Robert-Sauvé en santé et sécurité du travail. Finally, he also served as co-chair of the mining committee of IndustriALL Global Union, a federation representing more than 50 million workers in 140 countries.
Sylvie M.D. Guilbert, term ending July 1, 2029
Ms. Sylvie M.D. Guilbert has been appointed full-time Vice-Chairperson of the Board for a term of five years, effective July 2, 2019.
Ms. Guilbert has been the Executive Director and General Counsel for the Canada Industrial Relations Board Secretariat since 2014. She is a fluently bilingual barrister and solicitor with extensive experience in private practice, as a general legal counsel, as a tribunal executive and as a professor of law. She regularly appeared before a variety of tribunals and courts and provided advice to senior officials and decision-makers on workplace issues, including human rights, employment law, labour-management relations, collective bargaining, occupational health and safety, labour standards, and alternate dispute resolution mechanisms, in the federal private and public sectors, in Canada and internationally.
Ms. Guilbert holds a Bachelor of Social Sciences (Political Science and History) and a Bachelor of Law from the University of Ottawa, and earned a Master of Law from the University of Cambridge in the United Kingdom. She also studied law and political science at the Université de Nantes in France. She is a member of the Law Society of Ontario and a prior member of the Law Society of British Columbia.
Roland A. Hackl, term ending July 1, 2029
Mr. Roland A. Hackl has been appointed full-time Vice-Chairperson of the Board for a term of five years, effective July 2, 2019.
Mr. Hackl served the Teamsters Canada Rail Conference (TCRC) for 27 years, including as vice-president from 2015 to 2019. He was involved in countless instances of collective bargaining, interest arbitration and representing the TCRC and members at virtually all levels of federal and provincial courts and tribunals, including the Canada Industrial Relations Board. Before serving the TCRC on a full-time basis, he worked as a conductor, brakeman and locomotive engineer for Canadian National Railway.
Jennifer Webster, term ending October 14, 2029
Ms. Jennifer Webster has been appointed part-time Vice-Chairperson of the Board for a term of five years, effective July 1, 2019.
Ms. Webster has her own practice as a mediator, arbitrator and facilitator with a primary focus on labour, employment and human rights law. She is also part of the Minister of Employment, Workforce Development and Labour’s list of arbitrators and adjudicators under the Canada Labour Code. Prior to starting her practice in 2016, Ms. Webster worked as a conciliation officer and mediator in the Ontario regional office of the Federal Mediation and Conciliation Service. She has also worked as a labour lawyer in private practice and as an in-house union counsel.
Ms. Webster sits on the Board of the Alternative Dispute Resolution Institute of Ontario (ADRIO). She is a part-time member of the Transportation Appeal Tribunal of Canada and a mediator/arbitrator for the Sport Dispute Resolution Centre of Canada. She was a part-time member of the Human Rights Tribunal of Ontario from 2017 to 2019.
Ms. Webster holds a Bachelor of Laws from the University of Toronto and a Bachelor of Arts (Honours History) from McGill University. She has been a member of the bar of the Law Society of Ontario since 1992.
Part Time Vice-Chairpersons
Paul Love, term ending November 30, 2025
A lawyer since 1985, Paul Love has been active full time in adjudicative work since 2003. He has been a member of legal committees and associations for more than 20 years. He has participated in policy conferences related to key decisions as a tribunal member. Recently appointed to adjudicate grievances for the Yukon Teachers Labour Relations Board, he has also served as a part-time member for the Public Service Labour Relations Board. He also works as a labour and commercial arbitrator and adjudicated sexual and physical abuse claims arising out of the operation of Indian Residential Schools.
Lynne Poirier, term ending November 28, 2025
At the time of her appointment to the CIRB, Ms. Poirier was an arbitrator, mediator and workplace investigator, serving clients in New Brunswick, Nova Scotia, and Ontario. Prior to establishing her ADR firm in 2015, Ms. Poirier had been legal counsel responsible for labour relations matters both with Nova Scotia Power Inc. and with the Royal Canadian Mint. During her time in Ottawa, Ms. Poirier also practised with two prominent law firms, where she provided clients with advice and representation before administrative tribunals in matters dealing with labour relations, human rights, employment standards, pay equity, and occupational health and safety.
Ms. Poirier is a member of the ADR Atlantic Institute and holds professional designations as Qualified Mediator and Chartered Arbitrator from the ADR Institute of Canada. She is also a part-time Vice-Chairperson with the Nova Scotia Labour Board.
Fluent in French and English, Ms. Poirier earned a Bachelor of Laws from the Université de Moncton in 1997 and was called to the bar of Ontario in 1999. She is currently a member of the bar of Nova Scotia where she was called in 2011. She resides in Hammonds Plains, Nova Scotia with her family
Employer Representative Members
Richard Brabander, term ending December 21, 2026 (full-time Member)
Richard Brabander is a full time member of the Canada Industrial Relations Board serving as an employer representative.
His broad professional experience in labour matters and administrative law includes extensive involvement in a wide range of labour relations, human rights, employment and pay equity, and privacy and policy issues as they relate to federally-regulated employers. He practiced with Heenan Blaikie from 1997 to 2011, and as a partner of the firm, his advice was sought on a variety of issues, particularly on industrial relations and pay equity matters. Prior to that, Mr. Brabander had established and led a labour, employment and human rights group within the corporate law department of Bell Canada.
Mr. Brabander studied both Arts and Law at the University of New Brunswick. Throughout his career, he has participated actively in Canadian Bar Association and other conferences on labour law and related subjects, as a speaker, panel chair or conference chair, and he has also served for more than 20 years as an invited judge at the annual Laskin Moot national law schools competition in constitutional and administrative law.
Elizabeth Cameron, term ending January 3, 2027 (full-time Member)
Ms. Elizabeth Cameron was appointed as Member of the CIRB on January 4, 2021.
Prior to her appointment, Ms. Cameron held the position of Vice President, Labour Relations for Canada’s Civil Air Navigation System, NAV CANADA, where she was responsible for oversight of the labour relations strategy and collective bargaining. Ms. Cameron also led the launch of the company’s first Diversity and Inclusion Initiative in 2017.
Prior to joining NAV CANADA in 2004, Ms. Cameron had more than 18 years’ experience in human resources and labour relations, serving at the Director level at OC Transpo and Carleton University.
Between 2016 and 2019, Ms. Cameron chaired the Federally Regulated Employers - Transportation and Communications (FETCO), an employers’ association comprising federally regulated firms within the transportation and communications sectors. FETCO companies employ nearly 500,000 Canadian workers. Other volunteer activities included advising the Boards of OrKidstra and the National Arts Centre on HR-related matters.
Ms. Cameron received her Bachelor of Commerce (Honours) from Carleton University.
Barbara Mittleman, term ending December 20, 2026 (part-time Member)
Ms. Barbara Mittleman is a part-time member of the CIRB, serving as an employer representative.
Prior to her CIRB appointment, Ms. Mittleman held the positions of Legal Counsel, and subsequently, Director Employee Relations & Chief Privacy Officer at Canadian Pacific (CP), where she played a key role in employment-related policy and legislative initiatives with various organizations including FETCO (Federally Regulated Employers–Transportation and Communications), the Conference Board of Canada’s Council of Chief Privacy Officers, and the Canadian Human Rights Commission.
Prior to joining CP, she practiced in the fields of labour and employment law with the Canadian Air Line Pilots Association and the law firm of Ogilvy Renault.
She obtained her B.A. from McGill University, where she graduated with Distinction, and was awarded the Brian Dixon Award for the highest marks in the combined Civil and Common Law Program at the University of Ottawa. Ms. Mittleman has also received a Human Rights Leader Award from the Canadian Human Rights Commission, as well as a Platinum Award for Government Relations from CP.
Thomas Brady, term ending October 10, 2025 (full-time Member)
Thomas Brady is a full-time member of the CIRB serving as an employer representative.
As a lawyer in private practice with Heenan Blaikie from 1984 to 2014, his practice focused on labour relations, human rights, and employment relations in the federally regulated sector. He represented employers before federal labour and human rights tribunals and in the Federal Court and Supreme Court. Mr. Brady is co-author of the legal text book Judicial Review in Labour Law and taught at the Queen’s University Faculty of Law.
He studied History at Loyola College, Queen’s University and Duke University and has an LL.B. from Queen’s University.
Employee Representative Members
Lisa Addario, term ending June 24, 2027 (full-time Member)
Ms. Lisa Addario is a full-time member of the CIRB, serving as an employee representative.
Prior to her CIRB appointment, Ms. Addario worked for the Public Service Alliance of Canada, initially as legal counsel, focusing on human rights, health and safety, disability insurance and pension related matters, and most recently as Coordinator of the Representation Branch, a position responsible for the management of grievance and adjudication files and their representation by staff officers.
Ms. Addario commenced her 30-year career as a Crown Attorney, prosecuting health and safety violations for the Province of Ontario. During her career, she has also been a provincial adjudicator of employment standards claims and, on several occasions, she has been a delegate to the International Labour Organization on behalf of the Canadian Labour Congress. In 2016, Ms. Addario received the Canadian Bar Association’s Touchstone Award for excellence in advancing equality litigation.
She obtained her B.A. from the University of Western Ontario in 1983 and received her LL.B. from Osgoode Hall Law School in 1986. Ms. Addario is a member of the Law Society of Upper Canada.
Daniel Thimineur, term ending May 10, 2027 (full-time Member)
Daniel Thimineur has been a member of the Barreau du Quebec since 1987. Prior to his appointment to the Board, he worked for the Teamsters union since May 1989, and he has been the director of the legal department of the Teamsters Joint Council 91 since 1993. He has represented workers before various provincial and federal administrative tribunals as well as the Superior Court and the Quebec Court of Appeal.
Mr. Thimineur was a member of the Barreau du Quebec’s Occupational Health and Safety Committee and was secretary of the Board of Directors of the Centre d’intégration à la vie active (CIVA). He has been a speaker and has written articles for the seminar “Développements récents en droit de la santé et sécurité au travail” (Recent developments in occupational health and safety law).
Paul Moist, term ending December 20, 2026 (part-time Member)
Paul Moist is President Emeritus of the Canadian Union of Public Employees (CUPE), Canada’s largest union with over 740,000 members.
Paul was CUPE’s 5th National President. He was elected in 2003 and served until his retirement in November 2015. He worked for CUPE for 32 years and was a CUPE member for 40 years.
Paul has served since 2016 as a Worker Representative on the Canada Industrial Relations Board. He is a member of the Board of Directors of the Bruce Oake Foundation and the Manitoba Hydro Board of Directors. He volunteers weekly at Cancer Care Manitoba.
He has previously held numerous positions, including Treasurer of the United Way of Winnipeg; Vice-Chair of Manitoba Public Insurance; Co-Chair of the Premier’s Economic Advisory Council (Manitoba); and Vice-President of the Canadian Labour Congress.
Paul was a recipient of the University of Manitoba’s Faculty of Arts Distinguished Alumni Award (2012); The Queen’s Diamond Jubilee Medal (2012); the Peter Lougheed Award for meritorious contribution to public policy making in Canada (2015); and the Errol Black Chair Award in recognition of a lifetime of dedication to improving the lives of working people (2021).
He is a graduate of the University of Manitoba and lives in Winnipeg.
External Adjudicators
The Chairperson has the statutory authority to appoint external adjudicators to determine matters under Parts II, III or IV of the Code (section 12.001 of the Code).
When appointed to adjudicate a matter, the external adjudicator has all the powers of the Board and their decisions are decisions of the Board.
- Pier-Olivier Angers
- Mark Asbell
- Mark Asbell, K.C., is an arbitrator, mediator and adjudicator. With 17 years of experience as Chair of the Alberta Labour Relations Board, Mark is a nationally recognized leader in labour law and labour dispute adjudication.
- Johanne Cavé
- Johanne Cavé is an arbitrator and mediator and currently a part-time Vice-Chair with the Ontario Labour Relations Board. Prior to establishing her arbitration practice, she practiced labour and employment law for 20 years as in-house counsel with large federally regulated employers.
- Marie-Eve Crevier
- Geneviève Debané
- Pierre Flageole
- Dominic Garneau
- Najeeb Hassan
- BC Labour Relations Board, and Director of the BC Collective Agreement Arbitration Bureau, Najeeb is currently a member of the Arbitrators’ Association of BC, a BCCAAB rostered arbitrator and is internationally recognized for his labour law expertise, professionalism and civility as a Fellow of the College of Labor and Employment Lawyers in the neutral category.
- Louise-Hélène Guimond
- Pierre-Marc Hamelin
- Jesse Kugler
- Nathalie Léger
- Allison Matacheskie
- Michael McCrory
- Jitesh Mistry
- Sheilagh M. Murphy
- With more than 20 years of experience, Sheilagh M. Murphy, K.C., former Chair and Vice-Chair of the Newfoundland and Labrador Labour Relations Board, currently performs neutral labour relations work as an arbitrator, mediator and independent workplace investigator. She is also a member of the Government of Newfoundland and Labrador’s roster of qualified arbitrators.
- Simon-Pierre Paquette
- Douglas Sanderson
- Jay Sengupta
- Paula Turtle
- Deanna Webb