August 21, 2017 (TSX-V:SDZ) (OTCBB:SDEV) – Press Release

SDI APPOINTS DON LEVANTIN TO THE BOARD OF DIRECTORS

Security Devices International Inc. has appointed Don Levantin to the board of directors as an independent member, effective immediately.

Mr. Levantin is a senior executive with a proven record of positioning companies for growth, profitability and acquisition. He is currently the chief executive officer and a board member of Amphora Inc., the leading global software solution and service provider for energy and commodity trading, risk management, and logistics execution. With over 30 years experience, he is an accomplished strategist in conceptualizing, building and operating corporations on a global level in the commodity sector. Prior to leading Amphora, he was a co-founder of Commoditrack, a real-time mark-to-market and risk management platform for commodities, which was acquired by the Intercontinental Exchange (ICE) and later by Sungard Financial Systems. Prior to building and leading companies in the software sector, Mr. Levantin was a commodity trader with Philipp Brothers Commodity Corp. and Phibro Energy. He holds a BS in business and economics from Lehigh University.

The company has granted stock options to Mr. Levantin to purchase 99,667 common shares in the capital stock of the company, exercisable for a period of five years at a price of 20 cents per share. The options will vest immediately. The grant of options remains subject to approval by the TSX Venture Exchange.

About Security Devices International Inc.

Security Devices International is a technology company specializing in the areas of military, law enforcement, corrections and private security. The company develops and manufactures innovative, less lethal equipment and munitions.

We seek Safe Harbor.