Technical/Association

AGC - The Associated General Contractors of America
ASTM International
The Brick Industry Association
MSDSSEARCH - The National MSDS Repository
NCMA-National Concrete Masonry Association
Occupational Safety and Health Administration - OSHA

Manufacturers

Acousta-Wal
Arriscraft
Belden - The Belden Brick Company
Betco Block
Boral Bricks
Dur-O-Wal
Edwards Cast Stone Co.
Essroc: Leading Manufacturer of Cement for the Cement Industry
General Shale Brick
Glen-Gery Brick
Hohmann & Barnard, designers of anchor and reinforcement systems
Karnak
Lawrenceville Brick
Lee Brick
Lehigh Cement Company
Old Virginia Brick
Pittsburgh Corning Glass Block
RockCast
Redland Brick
Seaboard Concrete
Taylor Clay
Triangle Brick
Trenwyth Industries - High-end Architectural Concrete Masonry Units
Wire Bond