Lawyers in Canada
Browse lawyers in Canada. Review each profile for practice areas, admissions, languages and contact details, then reach out directly.
1,147 lawyers listed
Mark Tonkovich
Mark Tonkovich co-leads Blakes’ national Tax Controversy and Litigation group. His practice focuses exclusively on resolving Canadian tax disputes. He represents many of Canada’s and the world’s largest and most sophisticated businesses in tax-related civil litigation, administrative appeals, audit defence, and in proactively managing tax controversy risks. Mark has successfully acted for taxpayers at all levels of court, with the Federal Court of Appeal describing his work as "exemplary" in a 2013 judicial review application. He draws on Blakes' top-tier national tax practice to develop and execute comprehensive and practical strategies for resolving tax disputes as efficiently and favourably as possible, both within and beyond the courtroom. Mark frequently writes and presents on tax issues for professional and industry organizations. He is a member of the Federal Courts Bench and Bar Liaison Committee and the editorial board of the journal Tax Litigation, and he previously chaired the Tax Court Bench and Bar Committee and the Ontario Bar Association’s Taxation Law Section. He has written dozens of articles on Canadian tax matters, including in the peer-reviewed Canadian Tax Journal and the National Journal of Constitutional Law. Earlier in his career, Mark was an appellate judicial clerk and a tax litigator with the Department of Justice.
Blake, Cassels & Graydon LLP
Martha Harrison
Partner in the International Trade and Investment Law group, specializes in international trade and customs law, product marketing and advertising regulatory law, procurement law, and international arbitration. International trade practice includes customs law, anti-dumping and countervail issues, import and export controls, trade facilitation and advising, foreign investment. Has participated in all stages of trade remedy disputes before the Canada Border Services Agency and the Canadian International Trade Tribunal, including inquiries, expiry reviews, as well as China-specific and global safeguards. Acted for investors in numerous investor-state arbitrations. Regulatory law practice involves advising on international and domestic requirements regarding product and supply chain regulation, and key strategies for accessing and compliance and scoping opportunities in new markets. Expertise in specially regulated products. Ranked in Chambers, The Canadian Legal Lexpert Directory, Expert Guides, Who’s Who Legal, Best Lawyers in Canada and Lexpert.
McCarthy Tétrault
Martha MacDonald
Recognized for her skill and advocacy before the courts, Martha MacDonald is an experienced tax litigator who brings advanced dispute strategy and deep tax knowledge to advocate for clients on all manner of tax disputes. Martha leads Torys’ Tax Controversy and Litigation Practice, and practises tax litigation before trial and appellate courts, as well as dispute resolution with the Canada Revenue Agency and provincial tax authorities. Martha brings extensive knowledge and experience to a wide range of tax issues, including transfer pricing, tax avoidance, foreign tax credits, residence for tax purposes, taxable employment benefits, and goods and services tax/harmonized sales tax. She also regularly advises clients on a variety of administrative and procedural matters.
Torys
Martha Savoy
Partner
Gowling WLG
Martin Ignasiak
Partner
Bennett Jones LLP
Martin Masse
Senior Partner
Norton Rose Fulbright
Martin Palleson
Partner
Gowling WLG
Mary Su
Associate
Dentons
Maryse Tremblay
Partner
Borden Ladner Gervais LLP
Mason Poplaw
Partner in the Montréal office and a member of the firm’s Board of Partners. Known for his business acumen and broad experience as a corporate commercial litigator, Mason’s practice focuses primarily on corporate disputes, governance, securities, internal investigations, crisis management, insolvency, and restructuring. Recognized for his ability to successfully manage litigation and investigations matters with a great deal at stake, Mason leverages his considerable corporate and financial industry knowledge to find practical solutions to complex disputes. Working with a range of clients including financial institutions, public and privately held corporations, members of board of directors and trustees, he takes a strategic approach to securities and banking class actions, financial product liabilities cases, financial frauds, corporate governance issues, plans of arrangement, liquidation, oppression remedies, complex contract disputes, and directors’ liabilities. Clients appreciate Mason’s ability to gain insight into the dispute and bring the right angles and arguments before the court to achieve swift and successful resolutions. He has appeared before all Québec judicial courts, before the Supreme Court of Canada, and in numerous commercial arbitration proceedings.
McCarthy Tétrault
Mathieu Piché-Messier
Partner and National Business Leader, Commercial Litigation
Borden Ladner Gervais LLP
Mathilde Carrière
Partner
Dentons
Matt Wanford
Partner
Dentons
Matthew Alter
Matthew Alter is a partner in the Litigation Group at Cassels and a member of the Construction Law and Infrastructure Law teams, ranked Band 1 by Chambers Canada for his expertise. Matthew’s practice focuses on representing public and private owners and developers, general contractors, and other construction industry participants in all aspects of construction and procurement. He advises clients on project delivery methods and procurement processes and drafts and negotiates various agreements for construction and infrastructure projects and related acquisitions, including Public-Private Partnership arrangements. Matthew also represents industry participants in all types of contract and project disputes and litigation, including: tendering claims and defences, contractor defaults, interference and delay claims, liens, trust claims, insolvency claims, and surety bond claims. Recognized internationally as a top construction and procurement lawyer, Matthew is certified as a Specialist in Construction Law by the Law Society of Ontario and is proud to have served as a past President of the Canadian College of Construction Lawyers. Learn more.
Cassels
Matthew Angelus
Matthew is an experienced litigator, recognized for his work in consumer protection class actions and complex commercial disputes. He regularly represents leading airlines, telecommunications providers, banks, retailers, technology companies and commercial vehicle manufacturers in major consumer-rights and product-liability litigation. Matthew has appeared before various courts of first instance, the Québec Court of Appeal and the Federal Court of Canada, and has represented clients in the context of investigations by consumer protection, banking and insurance regulators. Matthew has extensive experience dealing with the Québec Consumer Protection Act, and has deep knowledge of the federal and provincial consumer and regulatory issues which are central to doing business in Québec. He regularly provides advice to Canadian and multinational corporations on the best ways to harmonize their consumer-facing practices across Canada, while complying with Quebec’s unique civil law regime, including the implications of recent legislative reforms such as Quebec Bill 29 An Act to protect consumers from planned obsolescence and to promote the durability, repairability and maintenance of goods and Bill 79, An Act to protect consumers against abusive commercial practices and to offer better transparency with respect to prices and credit. Matthew also regularly provides advice relating to language and other legal requirements for doing business in Québec. Matthew is the partner responsible for the recruitment, onboarding and integration of the Montréal office’s summer students. Matthew is fluent in French and English.
Torys
Matthew Certosimo
Partner
Borden Ladner Gervais LLP
Matthew Cook
Matthew is an intellectual property and technology lawyer in Baker McKenzie's Toronto office. He joined Baker McKenzie in 2022, after working at a large multinational firm where he also specialized in intellectual property and technology law. He received his JD from the University of Toronto. Matthew helps large and emerging businesses protect and commercialize their brands, ideas and technology. He has experience working with businesses, both new and established, to prosecute, manage and enforce their intellectual property. He also works closely with businesses to ensure that their IP and technology is properly commercialized at all stages of inception, development and use, by providing regulatory and licensing guidance in a number of fields, providing advice related to privacy law, and providing transactional support from an IP and privacy perspective.
Baker McKenzie
Matthew Fleming
Partner
Dentons
Matthew Flynn
Partner
Bennett Jones LLP
Matthew Gottlieb
Matthew practises business litigation including corporate and commercial disputes, insolvency litigation, fraud and securities litigation. Matt’s extensive track record of success in complex, high-stakes disputes explains why he is recognized as one of Canada’s top litigation lawyers. He has significant expertise in trials and applications, in tribunal and arbitration hearings, and regularly appears at all levels of Ontario courts, the Federal Court of Canada, and the Supreme Court of Canada, and other courts and tribunals throughout the country. Matt has acted as counsel in many major proceedings, including those regarding Aon, the Stronach Family, Sears Canada, Mattamy Homes, Xplornet, and a number of material parties in complex insolvency proceedings. Matt is a Fellow of the American College of Trial Lawyers and The International Academy of Trial Lawyers. He is a frequent instructor at many litigation related seminars held by The Law Society of Ontario, The Advocates' Society and other organizations.
Lax O'Sullivan Lisus Gottlieb LLP
Matthew Hunt
Partner and Co-Head of Private Equity
Bennett Jones LLP
Matthew J. G. Curtis
Partner
Dentons
Matthew Keen
Partner
Norton Rose Fulbright
Matthew Kelleher
Matthew is a Partner in the Business Law Group of McCarthy Tétrault LLP and Co-Head of its Public Sector Group. Matthew has experience leading complex and important mergers, acquisitions and other commercial transactions across a wide range of industries. He is often engaged on high-profile transactions, with particular experience advising clients pursuing disruptive or transformative change within an industry or organization. His matters often involve public and governmental sensitivities or diverse stakeholder interests.
McCarthy Tétrault