AMCOL International Corp. is a specialty materials and chemicals manufacturer based in Hoffman Estates, Illinois, United States.
The corporation is publicly owned and traded under the symbol ACO (NYSE). AMCOL operates through several segments: Performance Materials, Construction Technologies, Energy Services and Transportation.
The Performance Materials segment of AMCOL International services natural and synthetic materials to industrial and consumer markets.The segment serves a wide range of markets including auto and heavy equipment metalcastings, cat litter, skin and fabric care, oil and gas well drilling, agriculture, and iron ore pelletizing.