| iChannel Technologies | |
| Icitify Solution | |
| Icyrus | |
| Ideasoft Technologies | |
| Idecool Contracts | Lagos |
| iDegin Technologies | |
| Igbajo Polytechnic | |
| Igbinedion University | |
| Ignatius Ajuru University of Education | |
| Ignatius Ajuru University of Education | |
| IGS Innovative Global Solutions Ltd | |
| iLeemore | |
| Ilor Technologies Ltd | Federal Capital Territory |
| Imo State Polytechnic | |
| Imo State University | |
| IMT Enugu | |
| Indicina | Lagos |
| Infinity Creations | Federal Capital Territory |
| Infostrategy Technology | Federal Capital Territory |
| Infostrategy Technology | |
| Ingressive Capital | Lagos |
| INITS Ltd | Lagos |
| Inlaks Computers | Lagos |
| Innovation Support Network Hubs | Lagos |
| Innovative & Creative Ltd | Lagos |
| Innovative Systems Ltd | Lagos |
| iNove Media | Lagos |
| Instantcoins | |
| Institute of Ecumenical Education Enugu | |
| Integraflow | |
| Integrated Software Services Ltd | Lagos |
| Integrated Software Services Ltd | |
| IntelApe | |
| Intelia | Lagos |
| Interbound | Federal Capital Territory |
| Interlink Polytechnic Ijebu-Jesa | |
| Internet Exchange Point of Nigeria | Lagos |
| Internet Society Nigeria Chapter | Lagos |
| Internet Solutions Nigeria Ltd | Lagos |
| Interra Networks | Federal Capital Territory |
| Interswitch Ltd | Lagos |
| Intuitive Global Healthcare | |
| Intuitive Technology Services International | Lagos |
| InvoiceApp, Inc. | |
| ipNX Nigeria Ltd | Lagos |
| IQ Systems Solutions Ltd | |
| Iroko | Lagos |
| ISPON | Lagos |
| IT Horizons | |
| Itanna | Lagos |