Established in 1969, Miller-Mize Precast Inc. is a manufacturer of precast products. The company operates through an Architectural Precast Association (APA) certified plant, based in Columbus, Ga. The firm s product line includes a range of architectural precast concrete products and cast stone products. Additionally, it offers capabilities to manufacture its precast products in a variety of customized colors, textures and finishes. Miller-Mize Precast Inc. also offers special aggregates, retardants and sandblasting services as per customer specifications.