Aphria, one of Canada’s lowest cost producers of marijuana, is ranked fifth among the biggest marijuana companies with a market capitalization of $2.44 billion. The company is based in Leamington, Ontario, the greenhouse capital of Canada. In early June, Aphria said it will build a state-of the art Extraction Centre of Excellence, along with other investment plans.The company noted that all the operational changes it announced will result in an increased capacity of 30,000 kilograms, bringing Aphria’s total annualized capacity to 255,000 kilograms.