| Air Vol Block, Inc. -- Manufacturer of quality concrete masonry units, mortarless retaining wallsystems, and interlocking concrete pavers. |
| Anchor Block Company -- Supply standard concrete blocks, autoclave-cured decorative masonry units, pavers, and retaining walls. |
| Arriscraft International -- Calcium Silicate formed bricks. |
| Basalite Block -- Concrete block units. |
| Coronado -- Manufacturer of precast stone, brick and tiles. This simulated stone is hand crafted from natual stone and is nearly impossible to detect. |
| Hi-Way Concrete Products -- Products include cement blocks and fireplace stock. Also manufactures and sells the Keystone Retaining Wall System. |
| Kelley Blocks -- Produces 2000 pound concrete blocks using fife sand and gravel used for architecture, bulkheads, and erosion control. |
| New Holland Concrete -- Provide concrete blocks and related building materials including bricks, concrete pavers, and specialty patching cements. |
| PaverModule -- Supplier of interlocking concrete paving bricks, paving stones and concrete pavers for residential and commercial construction. |
| Roofblock -- Roofblock a unique new building product. |
| Roofclad -- Roofclad a unique new building product. |
| Tech Block Exterior Wall System -- Creates a state of the art highly insulated, super strong, environmentally friendly exterior wall for commercial and residential application. |
| Thakeham Tiles Ltd -- Manufacture concrete building blocks and decorative flagstones. Located in the united Kingdom. |
| Trenwyth Industries, Inc. -- Trenwyth Industries, Inc. has specialized in the manufacture of high-end architectural masonry units for more than 30 years. |
| Unilock -- Pavers and retaining walls. |
| Western Block Co. -- Concrete block in many shapes and colors. Glass block too. |
