Rebecca Sim



(236) 317-5563

(604) 674-9245

Rebecca offers experience in all aspects of enforcement and securities regulatory proceedings and related litigation focusing on matters involving allegations of securities fraud, insider trading, market manipulation, illegal distributions, discretionary trading, and money laundering.

Rebecca has extensive experience guiding clients through regulatory investigations, protracted shareholder disputes, regulatory and criminal proceedings, and commercial disputes. Rebecca provides risk-management advisory services and provides strategic advice to management on workplace investigations and regulatory-compliance assessments.

Rebecca has appeared in front of the British Columbia Provincial Court, the British Columbia Supreme Court, the British Columbia Court of Appeal, the British Columbia Securities Commission, the Alberta Securities Commission and the Ontario Securities Commission.

Prior to joining the firm, Rebecca articled and worked as an associate at a leading national Canadian law firm.

Rebecca earned her bachelor’s degree, with honors, from the University of Waterloo and her law degree from Western University.


Cozen O’Connor Expands International Offices with Strategic Additions in Vancouver and Toronto

June 14, 2021

The new additions will further expand the firm’s North American Intellectual Property, Securities Litigation, White Collar Defense & Investigations, Product Liability, and Commercial Litigation practices.


B.C.S.C. Provides Guidance on Investor Relations Disclosure in Social Media [Alert]

March 01, 2023

This decision provides guidance about what “clear and conspicuous” disclosure looks like, and what information is sufficient to satisfy the requirement.

BCSC Reaches First-Ever Settlement Agreements for 52(2) Violation [Alert]

October 04, 2022

These recent settlement agreements are the first public application of IR-related disclosure and demonstrate the BCSC’s expectations of how 52(2) will apply.

BC Court of Appeal: Bankruptcy Does Not Erase Monetary Securities Penalties [Alert]

August 16, 2022

In Poonian v British Columbia, the British Columbia Court of Appeal ruled that the fresh start policy does not extinguish fraud-related securities penalties in British Columbia.

BCSC Denies Driving Privileges to Enforce Securities Fraud Sanctions [Alert]

June 16, 2022

The BC Securities Commission dismissed an application to overturn a decision to deny a man a driver’s license after committing 62 counts of securities fraud.

Romance Fraud — Lessons from the Tinder Swindler (Avoid Being Heartbroken & Scammed) [Alert]

February 15, 2022

Brigeeta Richdale and Rebecca Sim discuss Canadian Securities Administrators’ warning to the public about fraudsters luring Canadians into relationships that eventually lead to investment scams.

Events & Seminars

Past Events

FIRE Starters Global Summit: Dublin, Ireland

February 22, 2023 - Dublin, Ireland


  • Western University, J.D., 2018
  • University of Waterloo, B.A., with honors, 2014
  • British Columbia, Canada
  • Ontario, Canada
  • Alberta, Canada

Association of Certified Fraud Examiners

Canadian Bar Association

Women’s White Collar Defense Association