JSC manufactures premier metal trellising materials, produced daily at our plant in Central CA in the USA. We are the largest designer, manufacturer, and distributor of a complete line of innovative trellising products for vineyards and fruit orchards. JSC has become one of the largest trellising and crop manipulation manufacturers in North America. Our product line includes grape stakes, end posts, crossarms, anchors, vine and crop protection, clips, wire, and MORE! We proudly deliver statewide, but also ship nationwide.