Core Natural Resources Inc. (NYSE: CNR) promoted Robert Braithwaite to senior vice president and chief commercial officer, effective immediately, according to a company statement.

In his expanded role, Braithwaite will oversee commercial strategy, including coal sales and marketing, transportation and logistics, and market development initiatives across domestic and international markets. He will report to Mitesh Thakkar, Core's president and chief financial officer.

"Bob has consistently demonstrated strong leadership, sound commercial judgment, and a deep understanding of the coal industry and our customers' evolving needs," said Jimmy Brock, Core's board chair and chief executive officer.

Braithwaite previously served as senior vice president of marketing and sales at Core, a position he held since the company's formation through the merger of CONSOL Energy and Arch Resources in January 2025. Before that, he served as vice president of marketing and sales at CONSOL, where he held various leadership roles in sales and marketing since joining in 2005.

Core Natural Resources operates longwall mines including the Pennsylvania Mining Complex, Leer, Leer South, and West Elk mines, along with the Black Thunder surface mine. The company was created in January 2025 through the merger of CONSOL Energy and Arch Resources and is based in Canonsburg, Pennsylvania.