Sully Miller Contracting Co

Founded in 1923, Sully-Miller Contracting Company is one of the largest contracting and materials companies in California. The company supplies a variety of construction materials, including aggregates and asphalt concrete for street and highway construction. It offers a range of aggregate products through United Rock Products. Sully-Miller Contracting Company operates Blue Diamond Materials, which is an asphalt manufacturing division. Blue Diamond Materials is fully accredited by American Association of State Highway and Transportation Officials (AASHTO). Along with hot asphalt mix, the division produces several specialty mixes and liquid products, including permeable asphalt pavement, glassphalt and asphalt sealcoat material. Sully-Miller Contracting Company s construction division consists of fine grade, concrete, asphalt and underground sections. The company is a part of Colas, which is the world's leader in road construction.