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Established in 1891, CalPortland is a major building materials and construction solutions provider to the Western United States and Canada. We provide solutions to your greatest construction challenges with expertise in cement production and distribution, ready mixed concrete, aggregate, asphalt, construction services and other building materials. CalPortland is committed to solving tomorrow`s challenges today through the advancement of sustainable materials and renewable technologies. The recognition by US EPA ENERGY STAR over the last thirteen consecutive years (2005 - 2017) is a feat that is unmatched by any other U.S. building materials company.
American Colloid Company is a Hoffman Estates, IL-based company in the Agriculture and Mining sector.
Stornoway is a leading Canadian diamond exploration and producing company listed on the Toronto Stock Exchange under the symbol SWY. A growth-oriented company, Stornoway owns 100% of its world-class asset based in one of the world`s best mining jurisdictions: Renard Mine, Québec`s first diamond mine.
Diamond Discoveries International Inc. is a New York, NY-based company in the Agriculture and Mining sector.
Alpha Natural Resources is a large American producer of metallurgical and thermal coal. It also provides services relating to equipment repairs, road construction and logistics (terminals). It doesn't produce all of the coal it sells, some is purchased and resold. Alpha operates in Virginia, West Virginia, Kentucky, Wyoming, Utah, Illinois, Tennessee, and Pennsylvania.