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Canada's flag bearer Simon Whitfield holds the national flag as he leads the contingent in the athletes parade during the opening ceremony of the London 2012 Olympic Games at the Olympic Stadium on July 27. Mr. Whitfield is among members of Canada’s Olympic triathlon team to use Stouffville, Ont.-based Saringer Life Science Technologies’ Venowave medical device.DAVID GRAY

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Actors portraying the Queen and James Bond arrive via parachute after jumping from a helicopter during the opening ceremony of the London 2012 Olympic Games at the Olympic Stadium on July 27. Hamilton, Ont.-based PV Labs’ camera stabilizing system was involved in the making of the film.MURAD SEZER

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Serena Williams of the U.S. returns to Russia's Vera Zvonareva in their women's singles tennis match at the All England Lawn Tennis Club during the London 2012 Olympic Games on Aug. 1. Ms Williams is among athletes who use Toronto-based firm SpiderTech’s kinesiology tape.SERGIO MORAES

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Canada's women's eight rowing team members Janine Hanson, (right to left) Rachelle Viinberg, Krista Guloien, Lauren Wilkinson, Natalie Mastracci, Ashley Brzozowicz, Darcy Marquardt, Andreanne Morin cross the finish line to take silver beside America's gold medal team at Eton Dorney during the 2012 Summer Olympics in Dorney, England on Aug. 2. Their winning shell was supplied by London, Ont.-based Hudson Boat Works.Sean Kilpatrick

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