Companies

• Shope Reno Wharton Associates

• Simcoe Building Centre Division of Simcoe Block

• Sioux City Brick and Tile Company

• South Shore Ready Mix Ltd.

• Stark Ceramics, Inc.

• Stiles & Hart Brick Co.

• Taylor Concrete Products, Inc.

• Thames Valley Brick & Tile

• The Shaw Group

• Triangle Brick Company

• Vermont Structural Slate Company, Inc.

• Versa-Lok Retaining Wall

• W.R. Grace & Co.

• Waccamaw Brick Co.

• Westbrook Concrete Block Co., Inc.

• Westering Design

• Western Concrete Products Co.

• Wheeler Brick Co.

• Whitacre-Greer

• Windon International Hardwoods, Inc.