11 Feb 2020 --- Tyson Fresh Meats , the beef and pork subsidiary of Tyson Foods , and Jacob Stern & Sons have launched a joint venture (JV), JST Global, LLC, to serve worldwide fats and oils markets. Tyson Fresh Meats, based in South Dakota, currently operates six beef plants and six pork plants in the US. Jacob Stern & Sons is among Tyson’s largest customers for animal by-products and is the largest US processor and marketer of animal fats. Specific terms of the venture have not been disclosed.