Associate

Company	Phone	Website
Alorhum S.A. de C.V.	+52 81 8881 6300	alorhum.mx
Colorobbia Mexico, SA de CV	(818) 042-0050	www.colorobbia.it
Covia Corporation	(800) 243-9004	www.coviacorp.com
Esmalglass	52-81-1334-1170	www.esmalglass-itaca.com
Ferro Mexicana, SA de CV	011-55-50-90-72-00	www.ferro.com
Franklin Industrial Minerals/H.C. Spinks Clay Company, Inc.	(615) 259-4222	www.lhoist.com
Grupo Industrial Trebol, S.A. de C.V.	52-81-8126-2380	www.gtrebol.com
Gruppo Pro Ceramic, S.A. de C.V.	52 (81) 81540810	gruppoproceramic.com
Imerys Ceramics	(770) 645-3300	www.imerys-ceramics.com
Old Hickory Clay Company	(270) 247-3042	www.oldhickoryclay.com
Precision H2O	(800) 425-2098	www.precisionh2o.com
Sibelco North America, Inc.	(704) 420-7910	www.sibelco.com
SICER MX S de RL de CV	52-81-1112-0087	sicer.it
Silicatos Especiales S.A. de C.V.	01-52-5557-559400	www.silicatosespeciales.com.mx
Torrecid Mexico S.A. de C.V.	+52-81-81545757	www.torrecid.com
Vetriceramici de Mexico S de R.L. de C.V.	52 (81) 4000-8400	www.vetriceramici.com
Zinc Nacional SA	52-818-345-40-78	www.zincnacional.com

100 Clemson Research Blvd., Anderson, SC 29625
Phone: 864-646-8453 Fax: 864-646-2821