- Austral Amalgamated Tin Bhd
- Ayer Hiram Gravel Pump
- Ayer Hitam Tin Dredging
- Bauxite - Sarawak
- Bauxite - Sarawak
- Berjuntai Dredge No. 7
- Bidor Malaya Tin Sdh Bhd
- Bukit Besi Deposit
- Gopeng Group
- H.S. Lee Mine #3
- H.S. Lee Mine #8
- Jelebu Tin Field
- Kedah Gravel Pump
- Killinghall Malaysia Bhd
- Kinta Kellas Tin Dredging
- Kramat Tin Dredging Bhd
- Lower Perak Tin Dredging
- Malayan Tin Dredging Bhd.
- Mambang Di-Awan Gopeng Group
- Mamut
- Ml4
- Modal Sri Pandan
- Pacific Tin Consolidated
- Pahang Consolidated Gravel Pumps
- Pahang Consolidated Mines
- Penang Operations Smelter
- Penang Smelter
- Pengerang
- Perangsang Tin Consolidated Corp
- Petaling Tin Bhd
- Selangor Dredging Bhd
- Seremban
- Smelting Works
- Southern Kinta Consolidatedn
- Southern Malayan Tin Dredging
- Sungei Besi Mines Malasia Bhd
- Timah Dermawan Sdn Bhd
- Timah Langat Berhad
- Timah Langat Bhd - Dredge
- Timah Matang Sdn Bhd
- Tronoh Mines Malaysia Bhd
