- Greenstone International Mining Company Limited
- gold dust,gold nuggets,copper cathode plates,copper ore, tantalite(Coltan)cobalt diamond, iron ore.
- Address:Chore road-Masaki, Dar-es-salaam, Tanzania, Tanzania
- Kabulanda Mines Company Limited
- COPPER ORE, RAW GOLD, DIAMONDS, COPPER PLATES.
- Address:p.o.box 4660 avenue kasai,katanga lubumbashi Drc lubumbashi katanga province 255 Tanzania
1