Heather L. Treacy, KC., ICD.D.
About Heather L. Treacy, KC., ICD.D.
Heather L. Treacy, KC., ICD.D. is a lawyer based in Calgary, AB and has been recognized in The Best Lawyers in Canada™ since 2012. Heather L. Treacy, KC., ICD.D. is recognized in the following practice areas:
- Calgary, Alberta
- Aboriginal Law / Indigenous Practice
- Alternative Dispute Resolution
- Energy Law
- Labour and Employment Law
- Natural Resources Law
- Oil and Gas Law
- Product Liability Law
- Transportation Law
Current Firm: DLA Piper (Canada) LLP
Location: Calgary, AB
It takes just a few minutes to optimize your profile for prospective clients and lawyers ready to refer.
Log in to your account or continue as a guest to view annual subscription pricing.
Nearby Lawyers
Rekha practices primarily in immigration law. She has extensive experience with temporary resident visas, express entry, federal skilled workers, Canadian experience class, Alberta Immigrant Nominee Program, family class sponsorships, refugee claims, pre-removal risk assessments, and in-Canada humanitarian and compassionate permanent residence applications. Rekha has focused much of her practice on Federal Court Judicial Review applications of various types of negative immigration-related dec...
Mylène D. Tiessen is a lawyer recognized by Best Lawyers in the practice areas of Class Action Litigation, Insurance Law and Medical Negligence. Mylène D. practices law in Calgary, Alberta Best Lawyers has recognized Mylène D. Tiessen since 2020. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Mylène D. Tiessen is held by other lawyers.
Andrew Wong is a lawyer recognized by Best Lawyers in the practice area of Mergers and Acquisitions Law. Andrew practices law in Calgary, Alberta Best Lawyers has recognized Andrew Wong since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Andrew Wong is held by other lawyers.
Richard’s notable capabilities in corporate and commercial law are well established. He holds a Business degree with a major in accounting, and has completed the Canadian Securities course as well as the CICA in-depth Income Tax course. Richard’s knowledge in Commercial Real Estate comprises; shopping centre purchase and sales; land assemblies, purchase and sale transactions for retail and industrial lands; free standing and shopping centre anchor tenant leasing; commercial retail...
Katharine Zhang is a lawyer recognized by Best Lawyers in the practice area of Trusts and Estates. Katharine practices law in Calgary, Alberta Best Lawyers has recognized Katharine Zhang since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Katharine Zhang is held by other lawyers.
Emily is a dedicated and effective problem-solver. A partner in Gowling WLG’s Calgary office, Emily practises in the areas of commercial and regulatory litigation and professional liability defence. She represents her clients at all levels of court in Alberta, in administrative tribunals, and in alternative dispute resolution. Emily's expertise spans advocacy for corporate clients in disputes related to energy, construction, product liability, and corporate crime, alongside regulatory a...
Hollick Chipman has focused on personal injury law since 1996, and brings a wealth of knowledge and experience in this area to his clients. Hollick primarily represents people who have been injured in motor vehicle accidents and also handles other personal injury matters. He has appeared in the Alberta Court of Appeal, the Alberta Court of King’s Bench, and the Alberta Court of Justice. Hollick has served as a Board Member for the Alberta Civil Trial Lawyers Association and as the Canad...
Traci Bannister is a Family Lawyer and Family Law Mediator and is a partner at the firm Boyes Tiefenbach Bannister Family Law Counsel LLP in Calgary, Alberta. Traci practiced as an Attorney and Family Law Mediator in South Africa for 20 years before moving to Calgary in 2012. Traci requalified as a Barrister/Solicitor in Canada and was called to the Alberta bar in June 2015. Traci is experienced in helping clients reach resolutions of disputes in all areas of family law, such as parenting dis...
Marcus Archer focuses on public and private debt and equity financings, mergers and acquisitions, restructurings, reorganizations and purchases and sales of businesses and assets, acting for corporations, private equity, investment banks and creditors. He also assists clients with corporate governance, regulatory compliance, continuous disclosure and general corporate matters. Mr. Archer is a director or corporate secretary of a number of public and private corporations. Mr. Archer joined our...
Katherine Stys is a lawyer recognized by Best Lawyers in the practice areas of Health Care Law and Medical Negligence. Katherine practices law in Calgary, Alberta Best Lawyers has recognized Katherine Stys since 2021. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Katherine Stys is held by other lawyers.
Explore and Learn
What AI Visibility Means for Lawyers
by Josh Rupall and Bryan Driscoll
AI tools increasingly interpret lawyers public information. Clear, consistent and credible sources help ensure they describe legal expertise accurately.
Recognizing Legal Leaders: The 2027 Best Lawyers Awards in Australia, Japan and Singapore
by Jamilla Tabbara
Market drivers, diversity trends and the elite practitioners shaping the legal landscape.
The Best Lawyers in Canada 2027: Recognizing the Nation's Top Legal Talent
by Jamilla Tabbara
Honoring established leaders and rising practitioners across Canada's legal profession.
2027 Best Lawyers Awards: Honoring Excellence in the Legal Profession
by Jamilla Tabbara
Recognizing the outstanding attorneys leading top practice areas nationwide.
Musk v. Altman: The Lawyers Behind the Case
by Jamilla Tabbara
Meet the Trial Lawyers Shaping One of AI's Biggest Legal Disputes.
Announcing the 2027 Best Lawyers Awards: Austria, Germany and Switzerland
by Jamilla Tabbara
Celebrating the legal professionals throughout Central Europe.
The Legal Teams Behind the Blake Lively–Justin Baldoni Settlement
by Grace Greer
A closer look at the legal teams and attorneys involved in the Blake Lively–Justin Baldoni litigation and its resolution.
The Best Lawyers in France 2027: Peer-Reviewed Excellence
by Jamilla Tabbara
Seventeen editions of peer trust, a growing profession and a dynamic legal market.
What Is a Quitclaim Deed? Uses, Risks and When to Get Help
by Bryan Driscoll
A quitclaim deed can be one of the fastest ways to transfer property but knowing when it's the right tool and when it isn't, can save you from serious legal and financial headaches down the road.