A medical marijuana company that has plans to open a dispensary in Port Charlotte got a bit of a financial boost this week. Filings show Las Vegas-based CannaVision has received $225,000 from a private investor equity placement. CannaVision President Marla Mahloch said that brings the number of shareholders to over 500, which will help the company open a Compassionate Care Medical Cannabis Holistic Pain Management Clinic in Port Charlotte.