| Name | Category | Address | City | Opening hours |
|---|---|---|---|---|
| Grail Administration Of Nigeria | Consultant | 45 Nsugbe St | Abakaliki | Fri 08:00–17:00 |
| Grail Administration Of Nigeria | Consultant | Ibom Layout, 77 IBB Way | Calabar | Mon–Fri 08:00–17:00 |
| Grail Administration Of Nigeria | Consultant | 1 Oyo Street, Aba Rd | Kano | Fri 08:00–17:00 |
| Grail Administration Of Nigeria | Consultant | New Bussa, Close | Minna | Fri 08:00–17:00 |
| Grail Administration Of Nigeria | Consultant | 15 Ife Lane | Port Harcourt | Fri 08:00–17:00 |