Oyak has 14 subsidiaries including Aslan Cimento, Bolu Cimento and Erdemir.
They are in:
View the org chart displaying its 15 main executives
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Oyak has 289 competitors including Suzano Papel e Celulose (Brazil), Ahlstrom-Munksjo (Sweden) and Allegheny Wood Products (United States (USA)).
Contact by email its executives including Tayfun Civelek
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