Biathlon Canada have announced head coach Matthias Ahrens and operations coordinator Marian Harvie have left the organisation.
Heather Ambery has been appointed as the new general manager of Biathlon Canada.
Canada have reportedly announced a boycott of the International Biathlon Union (IBU) World Cup Finals in March if the event is not removed from its current location of Tyumen in Russia.
Richard Boruta, the former head coach of the Canadian biathlon team, has died after a climbing accident.
Biathlon Canada has parted company with high performance director Eric De Nys with less than a year to go until the 2018 Winter Olympic Games in Pyeongchang.