Department profile
McMillan LLP

White-Collar Crime & Government Investigations

Canada Guide 2026 : Nationwide - Canada


McMillan LLP

Rankings

About

Provided by McMillan LLP

Heightened scrutiny of corporate practices and the increasing scope of government investigations and prosecutions are raising the importance of corporate compliance and risk management.

Based on decades of investigation, enforcement, prosecution and defence experience, McMillan's White Collar Defence and Government Investigations Group provides comprehensive support to help prevent or respond to investigations and prosecutions.

Our services include:

  • Representing corporations, organizations and executives at all stages of criminal, quasi-criminal and regulatory investigations and prosecutions for all types of white collar offences including fraud, bribery and corruption, money laundering, cartels and price-fixing, insider trading or other securities offences, economic sanctions, export/import control and tax offences, offences under health and safety, discrimination, immigration, financial services, energy, environmental, and regulatory regimes
  • Managing and defending against search warrants, inspection orders, wiretapping orders, interviews given under statutory compulsion, and other investigative actions
  • Conducting proactive internal investigations and audits into potential criminal and regulatory contraventions under the protection of solicitor-client privilege
  • Conducting due diligence and advising on strategies to deal with foreign agents, intermediaries or other parties to commercial transactions
  • Providing advice on reputation management and defamation

Chambers Review

Provided by Chambers

White-Collar Crime & Government Investigations - Nationwide - Canada

Band 3

Band 3


What the Team is Known For

McMillan is recognised for its strength in securities fraud matters and its capabilities in fraud prevention, detection and litigation, in addition to significant anti-corruption mandates. The firm represents individuals and corporations in a range of white-collar matters, including cases with complex cross-border dimensions. It also advises on corporate governance issues, asset recovery, criminal antitrust and regulatory compliance.

Work Highlights

Provided by Chambers

  • McMillan represented the Region of Halton in multi-party litigation proceedings arising from alleged fraud schemes carried out against the Region involving both employees and vendors.

Strengths

Provided by Chambers

  • McMillan's team is knowledgeable and diligent.

    White-Collar Crime & Government Investigations respondentCanada
  • The firm provides quick and practical responses.

    White-Collar Crime & Government Investigations respondentCanada
  • The team at McMillan is practical and solution oriented.

    White-Collar Crime & Government Investigations respondentCanada
  • McMillan has a strong background in white-collar issues and fraud investigations.

    White-Collar Crime & Government Investigations respondentCanada

Notable Practitioners

Provided by Chambers

  • Band 2Guy Pinsonnault
    Band 2Guy Pinsonnault

    Guy Pinsonnault

    Guy Pinsonnault is a former prosecutor who is particularly well regarded for his insight and experience in a range of regulatory investigations, including anti-money laundering, terrorist financing and antitrust. He is based in McMillan's Ottawa office.

    • Guy is skillful in navigating the Canadian regulatory system to get a great result for his clients.

      White-Collar Crime & Government Investigations respondentCanada
    • Guy nurtures productive relationships with his clients.

      White-Collar Crime & Government Investigations respondentCanada
    • Guy is outstanding in all respects.

      White-Collar Crime & Government Investigations respondentCanada
    • Guy Pinsonnault brings needed background, experience and connections to investigations and the aftermath. He helps clients navigate civil and criminal sides of a matter appropriately.

      White-Collar Crime & Government Investigations respondentCanada

Ranked Individuals at McMillan LLP (1)

Nationwide - Canada

  • Profile image of Guy Pinsonnault

    Guy Pinsonnault

    White-Collar Crime & Government Investigations

    View profile

Members

Provided by McMillan LLP

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