Under the name of LondonStone, JME Companies has been manufacturing quality retaining wall and retaining wall-related blocks for over a decade. With products like the patented Rugged LondonStone, the patented LondonLites, and the twenty-inch deep Step Unit, LondonStone offers a variety of very practical and eye-pleasing units to help beautify any landscape. Using the highest quality materials and superior customer service, LondonStone has built itself into a leader in its industry.