who owns stonyfield farms
From Wikipedia, the free encyclopedia. Stonyfield Farm. Stonyfield Farm, also simply called Stonyfield, is an organic yogurt maker located in Londonderry, New Hampshire, USA. Stonyfield Farm was founded by Samuel Kaymen in 1983, on a 19th-century farmstead in Wilton, New Hampshire, as an organic farming school. The company makes the number-one selling brand of organic yogurt and number-three overall yogurt brand in the United States, according to Fortune magazine.