Silvia’s practice is concentrated in the area of business law with an emphasis on intellectual property law and technology law. Her practice also includes intellectual property transactions, cannabis advertising and marketing, intellectual property protection, trademarks, copyrights, patents and licensing matters. Silvia is a trademark agent.

  • Primary Practice Area

    Intellectual Property

  • Services

    Intellectual Property

    Corporate and Commercial Law

    Property & Development

    Sports & Entertainment

    Technology Law

    Trusts, Estates and Fiduciary Obligations

  • Education

    University of Manitoba, LLB., 1993
    University of Manitoba, Bachelor of Arts, 1990

  • Industries


    Health Care

    Life Sciences



    Technology, Information & Communication


  • Bar Admissions

    Manitoba, 1994

  • Achievements

    Nationally Recognized as a Woman of Influence by the Women of Influence Inc.

    Best Lawyers in Canada 2016 - 2020 Technology Law

  • In the Community

    Board member of Directors for The Associates of The University of Manitoba 

    Silvia has been nominated to the Branch Council of the Manitoba Bar Association. The term of office is from September 1, 2013 to August 31, 2019.

    Chair of the Transactional IP Committee of the Canadian Bar Association

    Past Chair of the National Intellectual Property Law Section of the Canadian Bar Association

    Chair of the IP Transactions and Licensing Committee of the American Bar Association Section of Intellectual Property Law

    Former Chair and currently a member of the Technology and Intellectual Property Law Section of the Manitoba Bar Association

    Past Chair of the Manitoba Chambers of Commerce Policy Committee

    Membership Board Member of American Bar Association (Section of Intellectual Property Law)

    Liaison to the LES patent Licensing Standards Committee from the ABA Section of Intellectual Property Law

    Board of Director, The Associates

    Member of the Recruitment Committee of The Associates

    Sponsor of Entrepreneurs' Organization

    Board Member of Health Sciences Centre Foundation

    Member of the Donor Committee of the Health Sciences Centre Foundation

    Volunteer at The Legal Help Centre Inc.

    Former Director of the Manitoba Chambers of Commerce

    Committee Member of the Treasury Risk Oversight Committee for The Province of Manitoba

    Member of Life Science Association of Manitoba

    Past Member of Nominations Committee of 2015 Women of Distinction Awards

    Member of Pitblado Lectures 2015 Organizing Committee

    Volunteer at Legal Start Up Clinic

    Mentor on the North Forge Mentor Council

    Silvia is a member of the following Lex Mundi practice groups: Intellectual Property, E-Commerce, Privacy, Outsourcing, Technology, Telecommunications

  • Legal Teachings

    Seasonal Lecturer for The University of Manitoba, Faculty of Law and Asper School of Business on solicitor transaction matters, intellectual property matters, licencing matters and international law matters.

  • Speaking Engagements

    Silvia has spoken on many occasions to professional organizations and industry groups on intellectual property matters and business matters.

    E-Commerce - Up Up and Away (Pitblado Lectures 2005).

    Law Society presentations on intellectual property and technology matters.

    Manitoba Bar Association presentations on intellectual property and technology matters.

    Seminars on intellectual property and business law matters.

Cases & Transactions

Silvia de Sousa's Cases & Transactions


Silvia de Sousa's Events