Tandy was raised in Prince George, British Columbia.

She placed 46th in the sprint on 13 February 2010 with a time of 22:07.7 and no penalties, resulting in a +2:12.1 deficit.

Along with Canadian biathletes Zina Kocher, Sandra Keith, Rosanna Crawford, and Megan Imrie, she posed for the Bold Beautiful Biathlon calendar to raise money to cover annual expenses for training and competition.

[4] Megan Tandy married coach Ilmar Heinicke weeks after the 2010 Olympics and took her husband's surname.

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