SRI Supreme, 4553 Hammonton Rd, Marysville, CA 95901, US

Teichert Aggregates is one of the largest producers of aggregate products in the United States. It has operations in several locations throughout Northern California and Central Valley. Teichert Aggregates produces a variety of graded rock and sand products for construction projects. Located in Rancho Cordova, Calif., it is a part of Teichert Materials, which provides a range of building materials, such as ready-mix concrete, asphalt and precast products. Teichert Materials also offers excavation, restoration and reclamation services and is a part of Teichert, which also operates Teichert Construction and Teichert Foundation. Founded in 1887, Teichert is a family-owned and operated business that undertakes construction projects for roads, sidewalks, curbs, gutters, airport runways and utility trenches. Teichert additionally provides earth moving, grading, paving and site preparation services.