Gillis -Jarke, two of the most trusted brands by SPG, a world leader in material handling and storage solutions, engineering and innovation offering the broadest product line in the market. Products include: storage racks, protective rail systems, ladders, platforms, U-boats, carts, lift and pallet trucks, storage units, mobile security units, shelving, and stainless steel tables. SPG has solutions to maximize storage space, protect goods, manage inventory, increase accessibility, lower costs, boost efficiency, and enhance the flow of materials.