Vassilios Nikoletopoulos

Grecian Magnesite SA mines and processes magnesia products. Its products include caustic calcined magnesia, deadburned magnesia, fused magnesia, magnesium carbonate, dunite and basic monolithic refractories. The firm serves in the area of chemical, construction, environmental, iron and steel, refractories and road construction. The company was founded by G. Portolos in 1959 and is headquartered in Athens, Greece.

Part of Compagnie Financière et de Participations Roullier SA, Magna Inversiones is an investment firm with interests in the production of magnesium. The company is based in Esteribar, Spain.

Magnesitas Navarras SA engages in the mining and processing of non-metallic minerals. The firm produces magnesium, calcium, silicon, and other rich elements. The company was founded in 1945 and is headquartered in Esteribar, Spain.

Sev Hellenic Federation of Enterprises operates as a business association. The private company is based in Athens, Greece.

The Athens Chamber of Commerce & Industry is an organization located in Athens, Greece. The Greek company provides online services and is led by President Sofia Kounenaki Efraimoglou, with Vice Presidents Dimitrios Dimitriou and Stavros Kafounis, and General Secretary Charalambos Moraitis. The non-profit company also has an Economic Supervisor, Evangelos Tsogis, and a Business Services Manager, Stavros Georgakis. Maria Arvanitopoulou is the Head of Advisory Services, and Nikolaos Vasilios is a member of the Board of Directors responsible for International Relations. The company is affiliated with the Hellenic Federation of Enterprises (SEV), and its President is Sofia.

Premier Magnesia LLC manufactures and supplies chemicals for metal waste treatment activities. The company is headquartered in West Conshohocken, PA.