The National Ready Mix Concrete Association has hired Michael E. Zaldo, of Atlanta, Georgia, as director of concrete promotion throughout the eastern United States. Zaldo has more than 20 years experience in the ready mix, admixture and state association areas of the industry, as well as a bachelor’s degree in architecture from Kansas State University. Most recently, he served as a division manager for Atlanta-based Precision Concrete Construction. Previously, he was employed by Master Builders in engineering services and sales. He has also served as director of industry services for the Virginia Ready-Mixed Concrete Association and as a staff architect.