Joseph J. Markson B.A, LL.B., LL.M 

Phone: 416-366-0505

Joseph Markson practices criminal and regulatory litigation in the firm of Markson Law Professional Corporation and acts as criminal counsel to Morris Kepes Winters LLP. In his tax evasion practice, he acts for individuals and corporations who are being audited by the Canada Revenue Agency and are at risk of being referred to the Criminal Investigations Program or who are under investigation for or charged with domestic and offshore tax evasion and fraud. He also advises tax shelters under audit or investigation by the CRA.


Joseph brings to the practice his expertise as a federal prosecutor. Appointed in 1995, he is an Agent of the Public Prosecution Service of Canada (formerly, the Department of Justice). He has extensive trial, jury trial, and search warrant and wiretap experience and has prosecuted numerous major complex cases involving organized crime, tax evasion, white collar crime, proceeds of crime, regulatory, cross-border and Controlled Drugs and Substances Act offences.


In 2011, Joseph’s federal appointment as an Agent of the Public Prosecution Service of Canada was amended to enable him to represent individuals and corporations facing exposure for tax evasion under the Income Tax Act, the Excise Act and the Criminal Code.


Joseph brings to his tax evasion and white collar crime practice his extensive experience prosecuting major complex tax evasion and fraud cases for the Canada Revenue Agency. From 1995 to 1997, Joseph was co-counsel in the prosecution of two of the largest alcohol smuggling conspiracies in North American history, involving the evasion of twenty-six million dollars in federal taxes. From 1998 to 2001, he prosecuted R. v. DiPalma; a leading tax-preparer fraud case in Canada involving a gold mining scheme in Guyana and over 130 investor victims. From 2001 to 2008, he was senior co-counsel in the multi-million dollar tax fraud prosecution of R. v. DiGiuseppe involving secreted bawdy house income. From 2008 to 2012, he successfully prosecuted R. v. Witen; another multi-million dollar tax-preparer fraud.


Joseph has considerable experience prosecuting and defending individuals and public and private corporations under an array of federal and provincial regulatory statutes, including the Competition Act, the Auditor General Act, the Income Tax Act, the Excise Act, the Railway Safety Act, the Radiocommunication Act, the Transportation of Dangerous Goods Act, the Canadian Environmental Protection Act, the Ontario Water Resources Act, the Environmental Protection Act, the Fisheries Act, the Copyright Act, the Canada Labour Code, the Consumer Protection Act, and the Liquor Licence Act.


He has prosecuted corporations such as Air Canada, Bombardier and CN Rail and successfully defended major Canadian corporations in Ontario and Alberta.


Joseph represents clients charged with a broad range of white collar crime, fraud and fraud related offences, including, employee fraud, breach of trust, secret commissions, and frauds on the government.


Joseph is a frequent speaker in continuing legal education and professional association programs. Joseph’s full profile and list of practice areas may be viewed at


Joseph Markson obtained his LL.M. from Trinity Hall, Cambridge University in 1991, his LL.B. from Queen’s University in 1989, and his B.A. (Hons.) from the University of Toronto in 1985. He articled in Toronto at Davies Ward & Beck (Davies Ward Philips & Vineberg LLP) and was called to the Ontario Bar in 1992.


Awards and Related Experience

Following his call to the Ontario Bar, Joseph received a Harold G. Fox Education Fund Scholarship. He trained for one year as a barrister in three leading commercial sets of Barristers’ Chambers of the Middle Temple, The Inns of Court, London. He served as marshal to Judges of the High Court at the Old Bailey and in Cardiff.


In law school, Joseph represented Canada and won the Brown-Mosten International Client Consultation Competition competing against the United States and England and Wales. He has worked as a Special Constable with the Royal Canadian Mounted Police and in the Crown Law Office - Criminal.


Joseph received a postgraduate scholarship from the University of Toronto School of Management and Woods Gordon Management Consultants (Ernst & Young).



  • Chair, Board of Governors, Robert Land Academy, Canada’s only not-for-profit military boarding school for at risk boys
  • Member, Board of Governors, Road Hockey to Conquer Cancer benefitting The Princess Margaret Cancer Foundation  


Director (2014 - 2018), The Advocates Society
Honorary Overseas Member, The Commercial Bar Association of England and Wales
Secretary-Treasurer, The Harold G. Fox Education Fund
Past-President, The National Club
Criminal Lawyers Association
Thomas More Lawyers Guild