Justina Klein has gained her extensive 16 years of experience in event/show production, management, sponsorship and fundraising with primarily two companies in the sport and entertainment industry; Maple Leaf Sport & Entertainment (including the Toronto Raptors and the Raptors Foundation) and Live Nation (the world's largest concert promoter). Through these two companies in many different roles Justina has produced events at two Olympics, Sydney 2000, Salt Lake 2002, managed the concerts and events in two of Canada's largest arenas, the Air Canada Centre and GM Place, and produced some of the largest corporate shows and events in the country.
More recently, Justina Klein has produced a number of high profile fundraising events including two for President Clinton's Foundation raising over 36 million dollars which included artists such as Shakira, Elton John, Robin Williams, Kevin Spacey, Tom Cruise, Norah Jones, James Taylor, Bon Jovi, Tim McGraw and many more.