Zakłady Magnezytowe "Ropczyce" S.A. is the largest manufacturer of ceramic refractory materials in Poland and one of the largest manufacturer of ceramic refractory materials in Europe.

Ropczyce - Zakłady Magnetyzowe

Management board

Józef Siwiec - president of the management board, managing director
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Marek Tymkiewicz - vice-president of the management board for finance
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Marian Darłak - vice-president of the management board for quality and development
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