1. Business Overview 6
Products and Services
Businesses
Gypsum United States Gypsum Company Manufactures and markets gypsum
CGC Inc. wallboard, joint treatments and tex-
USG Mexico S.A. de C.V. tures, cement board, gypsum fiber
panels, plaster, shaft wall systems
and industrial gypsum products
Ceilings USG Interiors, Inc. Manufactures and markets
USG International acoustical ceiling panels, ceiling
CGC Inc. suspension grid, specialty ceilings
and other building products
Distribution L&W Supply Corporation Specializes in delivering construc-
tion materials to job sites

2. 7
Geographical Areas Served Customers
Best-Known Brand Names
SHEETROCK gypsum panels, United States, Canada, Mexico purchasers : specialty drywall
SHEETROCK HUMITEK gypsum pan- centers, distributors, hardware
els, SHEETROCK joint compounds, cooperatives, buying groups,
DUROCK cement board, FIBEROCK home centers, mass merchandis-
gypsum fiber panels, LEVELROCK ers; influencers : architects,
floor underlayment, HYDROCAL specifiers, building owners;
gypsum cement, IMPERIAL end users : contractors, builders,
and DIAMOND building plasters do-it-yourselfers
ASTRO, ECLIPSE and RADAR United States, Canada, Mexico purchasers : specialty acoustical
ceiling panels; DONN DX, FINELINE and more than 125 other countries centers, distributors, hardware
and CENTRICITEE ceiling grid; in all parts of the world: North, cooperatives, home centers, con-
COMPÄSSO suspension trim; Central and South America, the tractors; influencers : architects,
CURVATURA 3-D ceiling system; Caribbean, Europe, the Middle specifiers, interior designers,
GEOMETRIX ceiling panels; East, Asia, the Pacific Rim, Africa building owners, tenants, facility
TOPO 3-Dimensional System managers; end users : contractors,
builders, do-it-yourselfers
United States purchasers and end users :
contractors, builders
USG Corporation 2003 Annual Report