TORONTO, Sept. 5, 2014 /CNW/ - From steep downhill runs to deep halfpipes, soaring jumps to grueling trails, starting this winter, Mackenzie Investments will fuel the passion of winter athletes across Canada with a new, four-year sponsorship of Snow Sports Canada, touching seven premier national snow sport organizations.  Mackenzie is also building on its long history of supporting grassroots alpine skiing in its home province through a new five-year partnership with Alpine Ontario.