Management Committee


Compute Canada, in partnership with regional organizations ACENET, Calcul Québec, Compute Ontario and WestGrid, leads the acceleration of research and innovation by deploying state-of-the-art advanced research computing (ARC) systems, storage and software solutions. Comprised of Compute Canada Executive Staff and Regional Directors, the Management Committee works together to advance research in Canada.

Mark DietrichMark Dietrich – President and Chief Executive Officer, Compute Canada

Mark Dietrich is Compute Canada’s President and Chief Executive Officer. He is an entrepreneurial leader with decades of executive management experience, and a proven track record of building and transforming organizations, increasing revenues, and maximizing organizational effectiveness. He specializes in innovative corporate strategy, marketing, business development and exceptional service delivery. Mark was previously the Chief Executive Officer of the Ontario Society of Professional Engineers (OSPE), Ontario’s professional association for engineers, where he strengthened OSPE’s member value proposition through increased advocacy, professional development and career services, increased non-government revenues by 20%, reversed a significant decline in membership, and brought the organization to record membership levels.

Prior to joining OSPE, Mark founded Bloodstone Solutions Inc., a Toronto-based professional services firm specializing in strategic value innovation, lean services, and eGovernment solutions for public and private sector clients. Mark was also the Executive VP & COO for the Ontario Research and Development Challenge Fund (ORDCF), a $500 million government fund established to support leading-edge, innovative and industrially relevant university and hospital research. The ORDCF provided support to more than 100+ university-industry research partnerships in diverse areas, including nanotechnology, bioinformatics, as well as working to coordinate HPC initiatives at SciNet, SHARCNet, and HPCVL.

Mark’s diverse background in new product development, commercialization, service delivery, and marketing was built through a series of executive leadership roles with companies in the Greater New York City area. His success spans multiple industries, including consulting (strategy, marketing, process improvement, business model innovation), technology and information services (internet service delivery, commercialization, engineered solutions), and finance (project- and asset-based financing), in the United States and Canada, with international mandates. Mark has a BEE degree in Computer Science, Electrical Engineering and Mathematics from Vanderbilt University in Nashville, Tennessee.

NL Under BridgeNizar Ladak – President and Chief Executive Officer, Compute Ontario

Nizar is a seasoned health care executive with 25 years of experience in Federal and Provincial Government agencies and hospitals. His passion is finding innovative solutions to operational problems, mentoring teams and volunteering his time in non-profit, social service organizations. Prior to joining Compute Ontario, Nizar was the Executive Vice President and Chief Operating Officer of Health Quality Ontario, Vice President and Chief Information Officer at North York General Hospital and Senior Director at the Central East Local Health Integration Network (LHIN) and Director of the Canadian Institute for Health Information (CIHI).


Lindsay Sill
Lindsay Sill – Executive Director, WestGrid

Lindsay Sill has been providing project management for WestGrid since joining Cybera Inc. in 2007. She has a Bachelor’s degree in Biology from the University of Victoria. Prior to joining Cybera, she worked as a Laboratory Manager for the University of Calgary. Lindsay works remotely from the sunny Okanagan.


Suzanne Talon Compute CanadaSuzanne Talon – Executive Director, Calcul Québec

Suzanne Talon currently holds the position of Executive Director at Calcul Québec. She played a major role in the creation of this regional organization that brings together all major Québec Universities Advanced Research Computing (ARC) efforts.Prior to this, Suzanne was Assistant Director of the Réseau québécois de calcul de haute performance (RQCHP) as well as Technical Site Lead for Université de Montréal’s HPC team. She obtained her PhD in Astrophysics from Université Paris VII and during a decade of research, developed pioneering ideas in the field of angular momentum transport by waves, building theoretical and numerical models to understand the transport of angular momentum and elements in stars.

Ann Mackenzie

Ann MacKenzie – Chief Executive Officer, ACENET

Ann joined ACENET from the Conference Board of Canada, where she was Executive Director for Atlantic Canada, responsible for business development activities and managing senior relationships with the board’s key clients in the region. Prior to this, she was the President and CEO of Film Nova Scotia, a provincial Crown corporation where she was responsible for promoting, growing and stimulating investment in the local film industry. Throughout her 25-year career, Ann has built relationships and worked with municipalities, universities, hospitals and boards, and her expertise spans multiple business  environments in both the private and public sectors.


  • Greg Newby, Chief Technology Officer
  • Dugan O’Neil, Chief Science Officer
  • Terry Lockhart, Chief Financial Officer
  • Kelly Nolan, Executive Director External Affairs
  • Jonathan Ferland, Director of Information Security