Aleh and her sailing partner Olivia "Polly" Powrie won a silver medal in the 2010 470 World Championships in The Hague, Netherlands, and a bronze medal in the 470 World Championships in the 2011 ISAF Sailing World Championships in Perth, Australia. She and Powrie finished fourth at the Barcelona World Championships in May 2012, won the women's 470 class in the World Cup in Weymouth, England, in June 2012, and are the current New Zealand 470 national champions.