| Sto Corp. Sto Corp. in North America manufactures specialty coatings, exterior claddings including EIFS (synthetic stucco), hard coat stucco, and cement board stucco as well as concrete repair and air and moisture barrier products. |
| Cambridge Pavingstones The Superior Pavingstone Brand From A Superior American Manufacturer |
| Glen-Gery Brick Founded in 1890, Glen-Gery Corporation is the largest molded brick and fifth largest brick manufacturer in the U.S. |
| Nicolock Nicolock Paving Stones and Retaining Walls manufactures a complete line of interlocking concrete paving stones, architectural paving slabs, precast concrete products, and segmental retaining wall systems. |