- Conner Resources
- Bismuth,chromite,`Columbite,cassiterite,Lead.
- Address:Sariyu Ibadan
- Goldresource international ltd
- CRUDE OIL,COAL,MANGANESE ORE,COPPER ORE,WOODCHARCOAL,NICKEL ORE,ZIRCON SAND,GOLD,COLUMBITE,TIN ORE,energy.
- Address:33 Dongola Road Plaistow London
- Contact Accords
- Timber, minerals such as lead, zinc, columbite..
- Address:1, Iyalla St, Alausa,
- MetroMed Management
- Tantalite, Tin Ore, Columbite.
- Address:515, Wabera St, Prudential Building,
- sanddata
- Cassaiterite, Columbite, Aquamarine, Timbercimelina, Rubber, Manganese, Moleybdenite, Ruby, Cashewnuts, Coffee, Gelena, Gold, Iron-Ore, Palm Kernel, Sheanut.
- Address:Suite28 Stadium Shopping Complex
- Naji Bula Mineral World , Inc.
- copper, iron, titanium, columbite, ore.
- Address:1324 parker estate avenue Bamenda NWR Cameroon
- CEDISMART INVESTMENT
- COPPER ORE,IRON ORE,COLUMBITE ORE,ZINC ORE,LEAD ORE.
- Address:
- meldylovecreations
- coltan,columbite,tantalite,manganese,coal,plastic scraps,cement,shea butter,crude palm oil,crude palmkernel oil,MINERALS.
- Address:conakryconakrypetit simbaya
- Crown Sevices Limited
- columbite, lead, tormaline, aquamarine.
- Address:No1 Farin Gada jos plateau state Nigeria
- RAE Ltd
- coltan, columbite tantalite.
- Address:UK
- Coltanexport
- coltan, Columbite ore, Tantalum ore, Ta2O5 =10% higher.
- Address:emanuel street freetown freetown +232 Sierra Leone
- pon-group
- ginger, bitter kola, coffee, charcoal, tin, kaoline, columbite,energy,agricultur produce,bitter kola,agricultur.
- Address:no n5t sabon bariki
- Highland Irons
- Columbite, Tantalite, Coltan, Zircon, Tin, Iron Ore.
- Address:15833 W 11 Mile Rd Southfield MI United States
- Softnet Interbiz Trading Ltd
- Fossils,Tantalite,Columbite,Agricultural products,Mineral- metal and non metas,Gem stones,Mineral-fossils.
- Address:# 1, Nyango Gyel, Sabon Bariki
- MBX ROYAL GHANA LTD
- gold,columbite-,Tourmalines,silver,crude oil.
- Address:tiptoe lane circle
- FRANCLIVIN BUSINESSES INTERNATIONAL-FBI
- tantalite, tin ore, lead, columbite.
- Address:1A Yusuf Adebayo Street, Coconut B/stop, Olodi Apapa, Lagos, Lagos, Nigeria
- Inversnmiguel
- Columbite Tantalite Coltan,Tin,Titanium.
- Address:
- Mekios UK Ltd
- Tantalite, Columbite, Beryl ore, Bismuth Ore, Gold.
- Address:Whittaker House, Whittaker Ave
- Almond Maritime Nigeria Limited
- Lead,Zinc,Tin,Columbite.
- Address:127, Ogudu Road, GRA Ojota
- Nissi Solid Minerals Ltd
- Tantalite, Tin ore columbite.
- Address:No 163 Taiwo Road, Ilorin Kwara State p.obox6189 Nigeria