Firearm and Drugs Seized During Traffic Stop in Markham

July 16, 2026 Media Release

York Regional Police has seized a loaded firearm, a quantity of controlled substances and charged three suspects with multiple offences following a traffic stop in the City of Markham.

On Saturday, July 11, 2026, at approximately 5:50 p.m., officers were conducting proactive patrol in the area of 14th Avenue and Beckenridge Drive. Officers initiated a traffic stop and while speaking with the driver determined that cannabis was being transported in contravention of the Cannabis Control Act.

As a result, officers searched the vehicle and its three occupants.

Officers located a loaded firearm, a quantity of illicit cannabis, a quantity of controlled substances believed to be oxycodone and cocaine and a quantity of cash.

All three suspects were taken into custody.

As a result of the investigation, on Sunday, July 12, 2026, officers executed a search warrant at a residence in Toronto. Investigators seized a quantity of controlled substances believed to be psilocybin and ketamine, as well as illicit cannabis.

Charged:

  • Seliyan SURENTHIRAN, 27, of Toronto

Charges:

  • Unauthorized Possession of Firearm
  • Unauthorized Possession of a Firearm in a Motor Vehicle 
  • Possession of a Loaded Prohibited Firearm
  • Possession of Firearm Contrary to Prohibition Order x2
  • Possession of Proceeds of Property Obtained by Crime 
  • Possession for the Purpose of Trafficking x4
  • Possession of Cannabis for the Purpose of Distributing x2
  • Seyon SURENTHIRAN, 31, of Toronto
  • Possession for the Purpose of Trafficking x3
  • Possession of Cannabis for the Purpose of Distributing x2
  • Drive Vehicle with Cannabis Readily Available
  • Windows Obstructed
  • Vijikaran SIVANESAN, 40, 
    of Toronto
  • Possession for the Purpose of Trafficking
  • Possession of Cannabis for the Purpose of Distributing

At the time of the offence, Seliyan SURENTHIRAN was bound by firearms prohibition orders stemming from unrelated incidents.

Anyone with information about this matter is asked to call the York Regional Police #5 District Criminal Investigations Bureau at 1-866-876-5423, ext. 7541, or Crime Stoppers anonymously at 1-800-222-TIPS. Anonymous tips can also be left online at www.1800222tips.com.

Crime prevention is our shared responsibility: Find up-to-date crime data in York Region on the Community Safety Data Portal, or become a partner in community safety by signing up for the Security Camera Registry today.

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