Department profile
DLA Piper (Canada) LLP

Litigation: General Commercial

Canada Guide 2026 : Alberta


DLA Piper (Canada) LLP

Rankings

About

Provided by DLA Piper (Canada) LLP

The Alberta litigation group of DLA Piper (Canada) LLP is a member of the largest litigation practice ‎in the world. DLA Piper has over 1,800 lawyers engaged in litigation globally. As part of ‎such a group, the highly seasoned and experienced litigation counsel in Alberta are ‎involved in complex disputes involving global clients and international components. ‎Members of the group are located in both Calgary and Edmonton and handle difficult ‎high profile and high stakes disputes that span both the private and public sector. They are particularly skilled at handling disputes in the energy sector ‎that involve contract, environmental, aboriginal, product liability, oilfield services, surface ‎rights and power electrical issues, along with tort and class actions.

Members of the litigation group are involved in numerous trials, hearings and appeals. Over the past year, the group has argued and been involved in several precedent-setting commercial and public law cases and have appeared before both the Trial and Appellate Courts in the Province of Alberta, the Federal Court of Canada, the Federal Court of Appeal and the Supreme Court of Canada.

Chambers Review

Provided by Chambers

Litigation: General Commercial - Alberta

Band 5

Band 5


What the Team is Known For
DLA Piper is noted for the variety of litigation mandates that it ably handles from its Calgary and Edmonton offices. Active in a wide range of sectors, including energy and education, the team expertly handles matters including class actions, arbitrations and disputes.

Work Highlights

Provided by Chambers

  • DLA Piper acted on behalf of the Thunderchild First Nation in contesting a contingency fee dispute with Rath & Company.

Strengths

Provided by Chambers

  • There is historical knowledge and experience held by members of DLA Piper that is crucial to understanding and representing us.

    Litigation: General Commercial respondentCanada

Notable Practitioners

Provided by Chambers

  • Band 3Heather L Treacy
    Band 3Heather L Treacy

    Heather L Treacy

    Heather Treacy KC is based in DLA Piper's Calgary office and acts on commercial and constitutional disputes arising in the oil and gas sector, offering complementary strength in Aboriginal law. She has notable experience representing clients in negligence and breach of contract claims.

    • Heather is a very experienced and pragmatic lawyer. She is thoughtful and a trusted resource for good judgment and commercial awareness.

      Litigation: General Commercial respondentCanada
    • She is very accessible, relatable and her work quality is of the highest calibre.

      Litigation: General Commercial respondentCanada

Ranked Individuals at DLA Piper (Canada) LLP (1)

Alberta

Members

Provided by DLA Piper (Canada) LLP

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