Vicente LLP | 4,599 followers on LinkedIn. Vicente LLP is the premier cannabis and psychedelics law firm. | Vicente LLP is the premier cannabis and psychedelics law firm. Since 2010, the firm has helped clients navigate laws and regulations, build and grow businesses, and shape public policy to advance the legal cannabis, hemp, and psychedelics sectors across the globe. It has been ranked a Nationwide Band 1 law firm by Chambers and Partners since 2019.