Located in Pen Argyl, Pa., Techo-Bloc Inc. is one of the leading manufacturers of landscape and masonry paving stones in North America. Founded in 1989, the company designs and manufactures hardscaping products. Techo-Bloc Inc. offers a wide array of edges, masonry veneer, paving stones, slabs, techo-tools, walls, and steps and caps. It undertakes driveways, poolsides, patios, stepa/planters...