Investigation into illegal tobacco trafficking ring results in four arrests

September 24, 2026 - Calgary, Alberta
From: Federal Policing Northwest Region

Content

The RCMP Federal Policing Northwest Region’s Integrated Money Laundering Investigative Team (IMLIT) in Alberta charged four individuals with various fraud, money laundering, and contraband-related offences.

Following a complex investigation, IMLIT identified a Calgary-based criminal network centered around a multimillion-dollar contraband tobacco trafficking operation. A total of seven search warrants were executed across the Calgary and Airdrie areas, resulting in the seizure of:

• More than $3 million in contraband tobacco;
• Over 88 kg of unstamped illicit cannabis and cannabis byproducts;
• Nearly 10 kg of illicit drugs, including Psilocybin, MDMA, DMT, and LSD;
• Nearly $170,000 cash; and,
• More than $300,000 worth of precious metals, luxury goods, and a high-value vehicle.

On Aug. 27, 2026, a total of 36 charges were laid against the following:

• Jonathan Patrick Roach (42), a resident of Calgary, was charged with 10 offences and arrested on Sep. 3, 2026.
• Brock Anthony MacQuarrie (41), a resident of Calgary, was charged with eight offences and arrested on Sep. 1, 2026.
• David Shoa Guan (52), a resident of Calgary, was charged with eight offences and arrested on Sep. 1, 2026.
• Jason Douglas Pereira (44), a resident of Airdrie, was charged with 10 offences and arrested on Sep. 1, 2026.

Roach, MacQuarrie, Guan, and Pereira are scheduled to appear in the Alberta Court of Justice in Calgary on Oct. 19, 2026.

IMLIT would like to thank the Calgary Police Service, the Forensic Accounting Management Group, the Canada Revenue Agency, the Financial Transactions and Reports Analysis Centre of Canada, and the Alberta Gaming, Liquor and Cannabis Commission for their support in this investigation.

Financial crimes can be reported to your local RCMP detachment and/or to your police of jurisdiction. If you have been a victim of fraud or cybercrime, please contact your local police. If you want to report an instance of a scam, fraud or cybercrime, whether you are a victim or not, please contact the Canadian Anti-Fraud Centre and report it online using the Online Fraud Reporting System or call 1-888-495-8501.  

Contacts