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| Shareholding |
| Controlled entities | |
| Orion Engineered Carbons LLC, Spring, USA (Principal Executive Office) | 100 | % |
| Orion Engineered Carbons USA Holdco, LLC, Spring, US | 100 | % |
| OEC Finance US LLC, Spring, USA | 100 | % |
| Orion Engineered Carbons Ltda., Paulinia, Brazil | 99.99 | % |
| Orion Engineered Carbons Holdings GmbH, Eschborn, Germany | 100 | % |
| Orion Engineered Carbons Bondco GmbH, Eschborn, Germany | 100 | % |
| Orion Engineered Carbons GmbH, Eschborn, Germany | 100 | % |
| Orion Engineered Carbons International GmbH, Eschborn, Germany | 100 | % |
| Orion Engineered Carbons IP Verwaltungs GmbH, Monheim am Rhein, Germany | 100 | % |
| Orion Engineered Carbons IP GmbH & Co. KG, Monheim am Rhein, Germany | 100 | % |
| Orion Engineered Carbons Holdco S.R.L., Milano, Italy | 100 | % |
| Orion Engineered Carbons S.r.l., Ravenna, Italy | 100 | % |
| Orion Engineered Carbons Holdoco S.A.S., Ambes, France | 100 | % |
| Orion Engineered Carbons S.A.S., Ambès, France | 100 | % |
| Orion Engineered Carbons France SAS; Berre-l'Etang; France | 100 | % |
| Norcarb Engineered Carbons Holdco AB., Malmö Sweden | 100 | % |
| Norcarb Engineered Carbons AB, Malmö, Sweden | 100 | % |
| Orion Engineered Carbons Sp. z o.o., Jaslo, Poland | 100 | % |
| Orion Engineered Carbons Turkey, Istanbul, Turkey | 100 | % |
| Orion Engineered Carbons Proprietary Limited, Port Elizabeth, South Africa | 100 | % |
| Orion Korea, Co., Ltd., Yeosu-si, South Korea | 100 | % |
| Orion Engineered Carbons KK, Tokyo, Japan | 100 | % |
| Orion Material Technology (Shanghai) Co., Ltd., Shanghai, China | 100 | % |
| Orion Engineered Carbons Qingdao Co., Ltd., Qingdao, China | 100 | % |
| Orion Engineered Carbons (Huaibei) Co., Ltd, Huaibei, China | 100 | % |
| Orion Engineered Carbons (China) Investment Co., Ltd, Shanghai, China | 100 | % |
| Orion Engineered Carbons Pte. Ltd., Singapore, Singapore | 100 | % |
| Orion Engineered Carbons India Private Limited, Thane West, India | 100 | % |
| Associated entities | |
| Kommanditgesellschaft Deutsche Gasrusswerke GmbH & Co., Dortmund, Germany | 54.35 | % |
| Deutsche Gasrusswerke Gesellschaft mit beschränkter Haftung, Dortmund, Germany | 50.00 | % |
| Alpha Carbone SAS, Brevans, France | 0.85 | % |