She is President and CEO of voluntary carbon offset firm CarbonZero and founder and Executive Director of the Toronto-based non-governmental organization Element Village. She was the candidate for the Liberal Party of Ontario in the Ontario general election, 2007 in the Toronto riding of Trinity-Spadina, . She was also the spokesperson for Liberals for MMP, a group supporting voting yes to a referendum concerning proportional representation in the Ontario electoral reform referendum, 2007.