Smith-Midland Corporation invents, develops, manufactures, markets, leases, licenses, sells and installs precast concrete products for use primarily in the construction, utilities and farming industries. The Company\'s customers are primarily general contractors and transportation authorities located in the Mid-Atlantic and Northeastern regions of the United States. The Company has focused on producing proprietary products, including Slenderwall, a patented, lightweight, energy-efficient concrete and steel exterior wall panel for use in building construction; J-J Hooks Highway Safety Barrier, a patented, positive-connected highway safety barrier; Sierra Wall, a sound barrier primarily for roadside use, and Easi-Set transportable concrete buildings, also patented. In addition, Smith-Midland produces generic highway sound barriers; utility vaults; farm products such as cattleguards and water and feed troughs, and custom-order precast concrete products with various architectural surfaces.