Subsidiaries
- Net Access India Limited
- Southern Energy Development Corporation Limited
- Sterling Abrasives Limited
- CUMI International Limited
- CUMI (Australia) Pty Limited
- Volzhsky Abrasives Works
- Awuko
- Foskor Zirconia (Pty)Limited
- CUMI America Inc
- CUMI Middle East FZE
- CUMI Abrasives & Ceramics
- Thukela Refractories Isithebe Pty Ltd
- CUMI Europe s.r.o
- Rhodius Abrasives