National Grape Co-Op

Founded in 1945, National Grape Cooperative is an operating company of Welch's, which is one of the world's leading marketers of Concord- and Niagara-based grape products. It has more than 1,282 grape growers in Michigan, New York, Ohio, Pennsylvania and Washington. National Grape Cooperative offers a variety of grapes and specializes in viticultural research and product development solutions.