Ernst Cobb County is one of the locations operated by Ernst Concrete, which is a family-owned company that offers concrete pumping services for various residential, commercial, industrial and government projects. Established in 1946, Ernst Concrete maintains operation in Ohio, Kentucky, Indiana and Georgia. It provides a range of ready-mix concrete products. The company maintains a fleet of trucks and mixers. Ernst Concrete serves a variety of contractors and homeowners. It works on several specialty concrete jobs, such as color dyes and stamping. The company works in alliance with the Concrete Foundations Association, National Ready Mixed Concrete Association (NRMCA) and Portland Cement Association.