Welcome to: Cowin & Company, Inc. - Mining Contractors and Engineers For three generations, Cowin & Company, Inc. has satisfied thousands of clients in the mining industry across America. - We perform the initial development of mines that produce coal, gold, zinc, limestone and other ores. - We sink shafts of various diameters and depths to suit our clients' needs. - We drive slopes of various shapes, sizes, grades and lengths. - We perform in-mine development including production headings, ramps, fault crossings and mine production as well as all the support work including scaling, bolting, lining, rail and material handling systems. - We develop tunnels for large water and sewer projects, railroads, highways and industrial purposes. - We have multiple Raiseboring machines of varying size capabilities to best meet the needs of our clients. Looking for Mining Engineers or Contractors? Contact Cowin today!! (205) 945-1300