The IOG was founded in 1990 in Ottawa by
Timothy Plumptre, who acted as director and president until 2007. Its budget was C$1.5 million and it counted 18 staff in 2003. Maryantonett Flumian served as president between 2009 and 2018, during which time the IOG expanded domestically as well as overseas, including a multi-year project in
Iraq. Toby Fyfe was president from 2018-2023. As of 2025, the President and CEO is
Allen Sutherland. He manages roughly 20 staff plus 30 external associates. Sutherland frequently comments on public affairs in Canada. == Governance ==