- Jenada Mining Ltd
- Address:kinondoni dar es salaam tanzania 255 Tanzania
- Black Panter Mining
- Address:sinza mori plot893 dar es salaam dar es salaam 255 Tanzania
- Ramadhaini Enterprises
- Address:karakata industrial area 76 p o box 24549 Dar es salaam dar es laam 255 Tanzania
- Trust Eng Works Ltd
- Address:Unyakindy Singida Tanzania +255 Tanzania
- Tamasha Mining .Co.Ltd
- Address:Sinza mori Dar es salaam Dar es salaam Tanzania
- Nobel Metals
- Address:168 masaki Road Dar es salaam masako 00255 Tanzania