CIMBAR Performance Minerals

CVC Thermoset Specialties – An Emerald Performance Company

Dianal America, Inc.

Elementis Specialties

Evonik Industries

Hockmeyer Equipment Corporation

Micro Powders, Inc.

MinTech International, Inc.

JX Nippon Chemical Texas Inc

Nubiola Inorganic Pigments

Orion Engineered Carbons

Perstorp

PolySat, Inc.

R.T. Vanderbilt Company, Inc.

Reaxis

Scott Bader

Toyal America, Inc.

Unifrax

US Polymers – Accurez

US Silica

Vencorex Chemicals

Westbridge Industries