Vivian Andrea Katsuris, Company Secretary at Plymouth Rock Technologies Inc, holds 36.00K shares in Plymouth Rock Technologies Inc (Ticker: TSE:AETH), holds 1.05M shares in Acme Lithium (Ticker: ACLHF), holds 100.00K shares in Brascan Gold, Inc. (Ticker: TSE:NORD). Most recently, Vivian Andrea Katsuris ― shares of Plymouth Rock Technologies Inc on ― for an estimated value of ―.