• Bloch Lumber Company

• Blok-Lok Ltd.

• Bloomsburg Metal Co.

• BoMetals

• Bonstone Materials Corporation

• Brickyard Inc.

• Bucci Plumbing, Inc.

• CINTEC Canada Limited

• CLS Cintec

• Calgary Masonry Supplies (1993) Ltd.

• California Mantel, Inc

• CavClear (Archovations, Inc.)

• Cedar Canyon Wood Works

• Chicopee Mason Supplies, Inc.

• Concrete Service Materials Co.

• Curv-Rite Aluminum Edgings

• Day & Campbell Ltd.

• Dickinson Ready Mix. Co.

• Diversifoam Products

• Dixie Diamond Mfg.

• DuPont Elastomers L.L.C.

• Dur-O-Wal

• EMSEAL Joint Systems

• Elliott Diamond

• Enco Materials of Georgia

• Endicott Clay Products Co.