The Canadian rode A Crown Royale to victory in a two-horse jumpoff against Sarah Lottis and Rhapsody over Joey Rycroft’s 1.45m track.
show jumping
The British rider bested a field of 26 over Olaf Peterson Jr.'s challenging track, which produced just three first-round clears.
Canadians had to compete with the disadvantage of no drop score; Germany won and defending champions Ireland were second.
Canada placed fifth of the seven nations in the popular event, led by Tiffany Foster and Figor's double-clear effort.
HITS Hudson Valley Championship Week began with a win for the US rider; Canadian Mario Deslauriers riding Genial de B'neville placed 5th.
The Calgary venue's biggest tournament of the year is underway, featuring powerful international fields with Olympians and relative newcomers.
The rider from Luxembourg sailed to the win at Circus Maximus; Canadian Kyle Timm placed 11th with Casino Calvin.
Competition will take place across the three Olympic disciplines with prize money totalling over $1 million in the finals.
The pinnacle event of the tournament is the CPKC International Grand Prix, presented by Rolex, featuring a $2,500,000 USD purse.
The Italian rider scored the lion's share of the 308,000+ euro purse; Canadian Kyle Timm was 11th with Casino Calvin.