North America:

• Corporate Headquarters, Advanced Energy Technology Manufacturing Facility and Research & Development – Parma, OH - US
• Advanced Energy Technology Manufacturing Facility – Lakewood, OH - US
• Advanced Graphite Materials Manufacturing Facility – Clarksburg, WV - US
• Refractories Systems Manufacturing Facility – Lawrenceburg and Columbia, TN - US
• Graphite Electrode Manufacturing Facility – Monterrey - Mexico

South America:

• Graphite Electrode Manufacturing Facility – Salvador - Brazil

Africa:

• Graphite Electrode Manufacturing Facility – Meyerton – South Africa

Europe:

• European Headquarters - Bussigny - Switzerland
• Graphite Electrode Manufacturing Facility – Calais – France
• Graphite Electrode Manufacturing Facility – Pamplona - Spain
• Graphite Electrode Manufacturing Facility – Vyazma - Russia
• Advanced Graphite Manufacturing Facility – Notre Dame de Briancon - France
• Advanced Graphite Manufacturing Facility – Malonno - Italy