Premalok Corporation is a manufacturer of interlocking steel pipe. Based in St. Louis, Mo., it also offers microtunneling, pipe jacking, pipe ramming, auger boring and horizontal directional drilling. Premalok Corporation caters to various clients, including BT Construction, Huxted Tunneling, Northwest Boring, J W Fowler, Miller and Driller, and more. Its list of projects, include Prairie Waters Project, Conserve/Sewer Force Main, Hidden Lake, Port Hueneme Naval Base Project to name a few. The company operates on a facility of 17 acres.