James Hayes

50 Prince Arthur Avenue
Suite 407
Toronto ON  M5R 1B5
Tel: (416) 565-2064
Email: jhayes@hayesmedarb.ca
Website: www.hayesmedarb.ca
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Primary Jurisdiction


Arbitration Practice

In practice since 2011


BA (Hons), 1969, University of Toronto; School of Industrial & Labor Relations, 1970-1972, Cornell University; LL.B, 1975, University of Toronto Law School.


Founding Partner, Cavalluzzo Hayes Shilton McIntyre & Cornish, 1983-2011; Associate/Partner, Golden Levinson, 1977-1983.

Lists and Panels

USW Local 6500/Vale Inco; Air Canada/Unifor Local 2002; Residential Framers' Association/LIUNA Local 183; Masonry Contractors of Toronto/LIUNA Local 183; Ontario Ministry of Labour; OPSEU/Colleges of Applied Arts and Technology (Academic); Bell Canada/Unifor; University of Toronto/CUPE; Major League Baseball Players Association/Player-Agent Panel.

Related Adjudication Experience

Past Vice-Chair, Ontario Labour Relations Board; Former Chair, Labour Law Section of CBAO; Certified Labour Law Specialist by Law Society (1995); Prior to retirement from the practice of law, listed as leading labour lawyer in numerous publications including Lexpert Guide to Leading 500 Lawyers in Canada; Numerous appointments as nominee or neutral to rights and interest arbitration boards in Ontario, Nova Scotia, and federal jurisdiction since 1977.


Ontario Labour Management Arbitrators' Association; College of Labor and Employment Lawyers (USA).

Arbitration Awards on CanLII

For Arbitrator Hayes's awards on CanLII, click here. Note: CanLII, the Canadian Legal Information Institute, offers free access to the full text of recent awards by this arbitrator.

Arbitrators are invited to send awards to decisions@lancasterhouse.com. In an effort to facilitate access to justice, Lancaster House forwards all awards it receives from arbitrators to CanLII.