Mining and quarrying: பகுதி d3
- COAL GLOBAL LIMITED
- EAST COAST METALS AND MINERALS PVT LTD
- GULMOHAR GRANITES PRIVATE LIMITED
- KATTAKADA GRANITES PRIVATE LIMITED
- MANGALATH GRANITES KERALA PRIVATE LIMITED
- MINTRA GRANITES PRIVATE LIMITED
- SBOF RESOURCES PRIVATE LIMITED
- SJM KOVAI BLUE METALS PRIVATE LIMITED
- SMACHKVANE INDUSTRIES PRIVATE LIMITED
- SRIRAVEE COMMERCIALS PRIVATE LIMITED
- THE KERALA MINERALS AND METALS LIMITED