Floor Covering Installation Contractors Association
American Institute of Architects (AIA) 
The Architectural Index
Building Officials & Code Administrators International, Inc. (BOCA)
The Ceramic Tile Institute
Ceramic Tile Education Foundation- (CTEF)
Construction Specifications Institute (CSI)
BAC- Bricklayers and Craftworkers
Materials and Methods Standards Association
MIA- Marble Institute of America 
Masonry Contractors Association of America
Tile Council of North America
National Tile Contractors Association  NTCA
Ceramic Tile Distributors Association CTDA
American Society for Testing and Materials (ASTM)
IMI- International Masonry Institute
National Institute of Building Sciences (NIBS)
Federation of Master Builders (FMB On-line)
RIBA- Royal Institute of British Architects
RAIA - Royal Australian Institute of Architects
SIA - Singapore Institute of Architects
Terrazzo, Tile and Marble Association of Canada
Tile Partners for Humanity
National Building Granite Quarries Association
Specifications Consultants in Independent Practice (SCIP)
Indiana Limestone Institute of America
Design-Build Institute of America (DBIA)
American National Standards Institute (ANSI) 
Council of American Building Officials (CABO) 
International Conference of Building Officials (ICBO)
Southern Building Code Congress International Inc. (SBCCI)
U.S. Army Corps of Engineers (USACE)
U.S. Department of Housing and Urban Development (HUD)
Americans with Disabilities Act (ADA)
National Institute of Standards and Technology (NIST)
Information Infrastructure Task Force (IITF)
U.S. Department of Labor Occupational Safety and Health Administration (OSHA)
U.S. Architectural and Transportation Barriers Compliance Board