| Benjamin Black & Co. | |
| Contact Address: (Lagos) | |
| 8, Kudeti Street, Aba Johnson Crescent, Off Adeniyi Jones, Ikeja-Lagos, Nigeria | |
| Tel: 234(0)1 473 3327, (01)898 6428 | |
| Abuja: | |
| Ekiti House, Plot 1042, Kur Mohammed Street, Abuja District Business Area, Maitama, Abuja, Nigeria. | |
| Tel: 234(0)9 524 1972 :: Fax: 234(0)9 524 1973 | |
| E-mail: bbc@celtrongroup.com |