Congo Brands

Chicago – September 12, 2026 -- Protein2o has appointed Mark Rappaport as Chief Executive Officer and Board member, pairing the leadership change with a new growth investment aimed at expanding the clear protein beverage maker's retail footprint and innovation pipeline.

Rappaport joins from Congo Brands, where he served as Global Chief Commercial Officer

Rappaport most recently led the global commercial organization at Congo Brands, overseeing a portfolio that includes Alani Nu. He spent over two decades scaling beverage and consumer brands, including senior leadership roles at Red Bull, where he ran the company's U.S. business and distribution organization during a period of significant growth.