June 28, 2022. Leadership of Marit Stiles After the interim leadership of Peter Tabuns, Marit Stiles was declared Ontario NDP leader by a majority vote at an event in Downtown Toronto on February 4, 2023. Party Leaders The party was known as the Ontario section of the Co-operative Commonwealth Federation until the New Democratic Party's founding convention on 8 October 1961, at which point Donald C. MacDonald ceased to be the CCF leader and became the Ontario NDP leader. CCF NDP Election results Results include those of the Co-operative Commonwealth Federation (CCF). The CCF essentially became the New Democratic Party (NDP) on 8 October 1961. §Regained official party status after a 2004 by-election. Current Ontario New Democrat MPPs Structure The officers of the Ontario NDP are the leader, the party president, six vice-presidents and the treasurer. Apart from the leader, the party officers are elected at the party's biennial convention. The leader is head of the parliamentary party and leads the party caucus in the Ontario legislature and is the party's presumed candidate to lead an NDP government should the party be called upon to form a government. The Provincial Secretary is an employee of the party and manages the day to day party organization outside of the legislature. The Provincial Secretary is hired by the party executive with the ratification of the provincial council. The party's provincial executive is composed of the party's officers, six men and six women elected on a regional basis, three women and three men elected at large, one woman and one man elected by the Ontario New Democratic Youth, two women representing the Women's Committee, one woman and one man representing the Lesbian, Gay and Trans-identified Committee, one woman and one man representing the party's ethnic committees, one woman and one man representing the Disability Rights Committee and one woman and one man representing the Aboriginal Section. The highest decision making body of the party is the provincial convention held once every two years. The convention is made up of delegates elected by riding associations, sections of the party (ONDY, Women's, LGBT, Ethnic, Aboriginal, Disability), affiliates such as labour unions and other bodies. The Provincial Council is the next highest decision making level and meets between conventions, usually three or four times a year. the Provincial Council is made up of the provincial executive, two representatives of the party's provincial caucus, delegates elected from