Established in 1968, Commercial Asphalt offers gravel work and crack sealing services. It maintains a staff of more than 15 full-time employees. The company provides patching and flush and chip sealing solutions. Commercial Asphalt also sells hot and patch mixes. It serves customers in South Dakota. The company has completed projects for Walmart, Menards and Kelly Inn. In addition, Commercial Asphalt undertakes projects for highways, lots, driveways, running tracks and airports. The company is a part of Spencer Quarries, which offers concrete and asphalt aggregates. The parent company maintains a fleet of crushers, feeders, deck screens and conveyors. It provides seal coat chips and railroad ballast products.