John Boos & Co. is the leading manufacturer of butcher blocks and cutting boards in the U.S.A. John Boos & Co. is renowned for their famous Boos Blocks® and Cutting Boards. John Boos & Co. gourmet products are "Made in the U.S.A" of solid and quality North American hardwoods, and are the finest in quality, workmanship and design. Since 1887!