Johnston Morehouse Dickey Company (JMD) was established in 1902, supplying products to the mining industry from our Pittsburgh, Pennsylvania plant. All of our locations are full-service stocking branches, totaling over 60,000 square feet of warehouse space. Our fleet of delivery trucks provides fast, reliable service. The product you are looking for is in stock and ready for immediate delivery for erosion control, drainage, stabilization and reinforcement of problem soil.