TMX Group Limited - Company Profile
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The following section provides information on TMX Group Limited’s senior management, executives, CEO and key decision makers and their roles in the organization. For more insight into TMX Group Limited's management and employees, unlock the full data with our company analytics monitoring tool.
Executives
Luc Bertrand
Chairman Executive BoardMr. Luc Bertrand has been the Chairman of the group since May 2023. Prior to this, he was the Vice Chairman of the group from 2011 to May 2023. Previously, he served as the Chief Executive Officer at Maple Acquisition Group from 2011 to 2012, Deputy Chief Executive Officer at TMX Group from 2008 to 2009, and Chief Executive Officer and President of Montreal Exchange from 2000 to 2009.
John McKenzie
Chief Executive Officer; Director Executive BoardMr. John McKenzie has been the Chief Executive and Director of the group since August 2020. Prior to this role, he served as Chief Financial Officer of the group. Prior to this, he was held executive positions in Corporate Strategy and Development and Corporate Finance in the group. Mr. McKenzie also served as the Director of Finance and Administration.
David Arnold
Chief Financial Officer Senior ManagementMr. David Arnold has been the Chief Financial Officer of the group since 2021. Prior to this, he served as Executive Vice President, Enterprise Programs, Technology and Operations at CIBC. Previously, he held various roles at CIBC including Executive Vice President, Strategy & Corporate Development and led CIBC's Finance Shared Services Division as Executive Vice President & Global Controller.
Jay Rajarathinam
Chief Operating Officer Senior ManagementMr. Jay Rajarathinam is the Chief Operating Officer of the group. He focus on the development and execution of technology and integrated operations vision and enterprise strategy for TMX. His responsibilities also include the oversight of TMX Datalinx, the enterprise’s data division.
Judy Dinn
Chief Information Officer Senior ManagementMs. Judy Dinn has been the Chief Information Officer of the company since April 1, 2025. Previously, she served as the Chief Information Officer of the US Bank, TD. Prior to this, Ms. Dinn served as TD Bank Group's Chief Enterprise Architect. Earlier, she held the role of Chief Information Officer of Credit Cards at JPMorgan Chase.
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