A few more I have used. My experience is with only 1 or 2 orders though.

Hawthorn Farm Organic Seeds https://hawthornfarm.ca/
Hope Seeds https://hopeseed.com/
Incredible Seeds https://www.incredibleseeds.ca/
La Ferme Cooperative Tourne-Sol https://www.fermetournesol.qc.ca/en/
Solana Seeds https://www4.solanacom.com/welcome.html
Terra Edibles https://www.terraedibles.ca/
Terre Promise https://www.terrepromise.ca/
Urban Harvest http://uharvest.ca/shop/
West Coast Seeds https://www.westcoastseeds.com/