Golcha Minerals

ADO USA LLC: ADOBAR barite fillers, BaSO₄

EP Minerals: Celatom diatomite, perlite, and Pre-Co-Floc filter aids and fillers

Unifrax: Fiberfrax ceramic fiber

Microcolor Dispersions: Custom color dispersions in a variety of vehicles

New Brook International, Inc.: High performance organic and inorganic pigment, fluorescent pigment, aluminum effect pigment, iron oxide and metal oxide, ultramarine blue, and anti-corrosive pigment.

Delaphos: Delaphos zinc phosphate