Core Natural Resources (CNR) is a world-class producer and exporter of high-quality, low-cost coals, including metallurgical and high calorific value thermal coals. The company operates a best-in-sector portfolio, including the Pennsylvania Mining Complex, Leer, Leer South, and West Elk mines. With a focus on seaborne markets, Core plays an essential role in meeting the world’s growing need for steel, infrastructure, and energy, and has ownership interests in two marine export terminals. The company was created in January 2025 via the merger of long-time industry leaders CONSOL Energy and Arch Resources and is based in Canonsburg, Pennsylvania.
