Experience

• Clarkson Gordon & Co.

  Manager, National Auditing Standards

  J. Efrim worked at Clarkson Gordon & Co. as a Manager, National Auditing Standards

• University of Waterloo

  Director, Unversity of Waterloo Centre for Information Integrity and Systems Assurance (UWCISA)

  Director, University of Waterloo Centre for Information ystems Assurance (UWCISA)

• University of Waterloo

  Professor

  J. Efrim worked at University of Waterloo as a Professor

• Shared Services Canada

  Member of Independent Departmental Audit and Evaluation Committee

  J. Efrim worked at Shared Services Canada as a Member of Independent Departmental Audit and Evaluation Committee

• XBRL Canada

  Member

  J. Efrim worked at XBRL Canada as a Member

• Several Law Firms

  Expert Witness

  Recent Engagements
  
  2017-2018 - Expert in class action certification process involving lawsuit against a company in the gaming sector to opine on relevant governance, internal control and reporting matters.
  
  2015-2017 - Expert in class action lawsuit involving an auditor of a securities dealer to opine on relevant auditing matters.
  
  2014 - Expert in class action suit involving a company in the resources sector to opine on relevant accounting and auditing matters.