 LONDON, May 14, 2021 GLOBE NEWSWIRE -- Ferroglobe PLC Nasdaq:GSM Ferroglobe or the Company, a leading producer of silicon metal, silicon-based alloys and manganese-based specialty alloys, is pleased to announce today that it has appointed Belen Villalonga, Silvia Villar-Mir de Fuentes, Nicolas De Santis, and Rafael Barrilero Yarnoz to the board of directors effective May 13, 2021. 