Established in 1891, CalPortland is a major building materials and construction solutions provider to the Western United Stat ... es 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. read more