[3][4] He has also been a board member of the Canada-Ukraine Foundation and head of the Christian and Heritage Education Committee of the Ukrainian Orthodox Church of Canada.
[14] In 2002, he donated two 16 mm film reels of a 1935 rally in Saskatoon, Saskatchewan of the Canadian Ukrainian Youth Association to the University of Manitoba Archives & Special Collections.
[15] Yereniuk has also been active in the labour movement, and has served as vice-president of the Canadian Union of Public Employees local 3909.
[21] Yereniuk indicated that he believed homosexuality should be addressed in schools "with dignity and sensitivity", but argued that it was the responsibility of the provincial government to bring it into the curriculum.
He later began a court challenge against the election of Mike Babinsky, another successful candidate, on the grounds that he had not fulfilled Winnipeg's residency requirements.
[29] In 2003, he called for the Winnipeg School Division to become a partner in the proposed Canadian Museum for Human Rights.
[31] In 2005, Yereniuk was one of three trustees to vote in favour of introducing major changes to the Winnipeg School Board's system of election.