North West Company
The North West Company was established in 1779 as a fur trading company in British North America and its main office was Montreal, Quebec. Vying for the fur trade was also Hudson Bay Company and had several serious encounters with the Northwest Company which eventually led to the merger of the two companies in1821.
Information about the North West Company
North West Fur Company in Wikopedia
North West Fur Company reference to Fort Langley
North West Company Collections Canada