Drummond Ltd. is a private coal mining company founded in 1935 in Alabama, USA, by Heman Edward Drummond. Initially a small operation, it has grown to become one of the largest open-pit mining companies in Alabama and a significant player in the coal industry. The company expanded internationally in the 1980s, establishing major operations in Colombia, including the Pribbenow Mine and the El Descanso project, which boasts over 1.7 billion tons of coal reserves.

Drummond Ltd. specializes in coal mining and export, producing low-sulfur coal for a global market. It operates large-scale mines in both Colombia and Alabama and manages a logistics network that includes a 195-kilometer railway to its modern export terminal, Puerto Drummond. The company also explores and produces methane gas from coal beds in Colombia to support its energy needs. Drummond serves a diverse international customer base, exporting coal to over 24 countries, primarily for use in steel production and power generation.