Thunder Bay, Ont. (22 electricians, millwrights, mechanics, operations specialists, financial assistants, airfield maintenance, sales, administrative employees) and the Public Service Alliance of Canada (PSAC)
![Thunder Bay International Airports Authority](https://cdn-res.keymedia.com/cdn-cgi/image/f=auto/https://cdn-res.keymedia.com/cms/images/ca/126/0299_637245730829808413.jpg)
Renewal agreement: Effective Jan. 1, 2019 to Dec. 31, 2023. Signed on Jan. 1, 2019.