Edmonton (85 forepersons, operators, welders, electricians, administrators, dispatchers, shipper/receivers, maintenance employees) and the Unisil Association
![Sil Industrial Materials](https://cdn-res.keymedia.com/cdn-cgi/image/f=auto/https://cdn-res.keymedia.com/cms/images/ca/126/0360_637123997712826229.jpg)
Renewal agreement: Effective Jan. 1, 2019 to Dec. 31, 2020. Ratified on March 8, 2019. Signed on March 8, 2019.