Dean Foods, the food and beverages company, has announced the sale of Uncle Matt’s Organic Brand to Harmoni. Founded in 1999 by Matt McLean and sold in 2017 to Dean Foods, the juice brand Uncle Matt’s Organic is now being sold to a company created by its founder as well as a team of investors. “If you told me three years ago after selling to a publicly-traded, multi-billion-dollar CPG leader …