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Case information

Conduct a refined search of the Supreme Court of Canada database to obtain details on the status of a matter before the Court.


42150

Tyrone Deschambeau v. His Majesty the King

(Alberta) (Criminal) (By Leave)

Docket

Judgments on applications for leave to appeal are rendered by the Court, but are not necessarily unanimous.

List of proceedings
Date Proceeding Filed By
(if applicable)
2026-01-07 Certificate (on limitations to public access), (Letter Form), 23A, (Printed version due on 2026-01-14) Tyrone Deschambeau
2025-12-29 Letter acknowledging receipt of an incomplete application for leave to appeal, FILE OPENED
2025-12-22 Application for leave to appeal, (Book Form), Missing
Amended notice of application (citing correct provision and file number)(Rec'd 2026-01-07)
23A (Rec'd 2026-01-07), Completed on: 2026-01-07, (Printed version filed on 2025-12-30)
Tyrone Deschambeau

Parties

Please note that in the case of closed files, the “Status” column reflects the status of the parties at the time of the proceedings. For more information about the proceedings and about the dates when the file was open, please consult the docket of the case in question.

Main parties

Main parties - Appellants
Name Role Status
Deschambeau, Tyrone Applicant Active

v.

Main parties - Respondents
Name Role Status
His Majesty the King Respondent Active

Counsel

Party: Deschambeau, Tyrone

Counsel
Names
Kathryn A. Quinlan
Julie Grivel
Contact information
Dawson Duckett Garcia & Johnson
9924 - 106 Street
Suite 300
Edmonton, Alberta
T5K 1C4
Telephone: (780) 424-9058
FAX: (780) 425-0172
Email: kquinlan@dsscrimlaw.com

Party: His Majesty the King

Counsel
Name
Matthew W. Griener
Contact information
Attorney General of Alberta
Appeals and Specialized Prosecutions Office
9833 - 109 Street, 3rd Floor, Bowker Building
Edmonton, Alberta
T5K 2E8
Telephone: (780) 422-5402
FAX: (780) 422-1106
Email: matthew.griener@gov.ab.ca
Agent
Name
Léa Desjardins
Contact information
Gowling WLG (Canada) LLP
160 Elgin Street, Suite 2600
Ottawa, Ontario
K1P 1C3
Telephone: (613) 786-0211
FAX: (613) 563-9869
Email: lea.desjardins@gowlingwlg.com

Summary

Keywords

None.

Summary

Case summaries are prepared by the Office of the Registrar of the Supreme Court of Canada (Law Branch). Please note that summaries are not provided to the Judges of the Court. They are placed on the Court file and website for information purposes only.

None.

Lower court rulings

October 27, 2023
Court of Queen’s Bench of Alberta

21148929Q1

See File

October 24, 2025
Court of Appeal of Alberta (Edmonton)

2025 ABCA 344

See File

Filed documents

The memorandums of argument on an application for leave to appeal will be posted here 30 days after leave to appeal has been granted unless they contain personal information, information that is subject to a publication ban, or any other information that is not part of the public record. You may also obtain copies of the memorandum by filling out the Request for Court records form or by contacting the Court’s Records Centre either by email at records-dossiers@scc-csc.ca or by telephone at 613‑996‑7933 or at 1‑888‑551‑1185.

If you have questions about a memorandum of argument or want to use a memorandum of argument, please contact the author of the memorandum of argument directly. Their name appears at the end of the memorandum of argument. The contact information for counsel is found in the “Counsel” tab of this page.

Downloadable PDFs

Not available

The factums of the appellant, the respondent and the intervener will be posted here at least 2 weeks before the hearing unless they contain personal information, information that is subject to a publication ban, or any other information that is not part of the public record. You may also obtain copies of factums by filling out the Request for Court records form or by contacting the Court’s Records Centre either by email at records-dossiers@scc-csc.ca or by telephone at 613‑996‑7933 or at 1‑888‑551‑1185.

If you have questions about a factum or want permission to use a factum, please contact the author of the factum directly. Their contact information appears on the first page of each factum.

Downloadable PDFs

Not available

The condensed books of the appellant, the respondent and the intervener will be posted here upon receipt of the electronic version, 2 days prior to the scheduled appeal hearing. You may also obtain copies of condensed books by filling out the Request for Court records form or by contacting the Court’s Records Centre either by email at records-dossiers@scc-csc.ca or by telephone at 613‑996‑7933 or at 1‑888‑551‑1185.

If you have questions about a condensed book or want permission to use a condensed book, please contact the author of the condensed book directly. Their contact information appears on the first page of each condensed book.

Downloadable PDFs

Not available

Webcasts

Not available.

Date modified: 2026-01-08