| Iberdrola S.A. |
| Ibstock plc |
| Iceland Midco [formerly Iceland Topco Ltd] |
| ICICI Bank Ltd |
| ICICI Bank UK PLC |
| ICOMOS (International Council on Monuments and Sites) |
| ICONEM |
| ICR Research Limited |
| ID Works Consultoria Em Marketing E Producao De Eventos Ltda |
| Idara-e-Taleem-o-Aagahi |
| Ideal Boilers Limited |
| Ideal Manufacturing Ltd |
| IDEL Institute |
| Idemia Group |
| IDS Scheer Holding GMBH |
| iEARN International |
| iEARN Kenya |
| IID |
| IKAR a.s. |
| IKEA Group |
| IKEA Ltd |
| Imagination Industries Incubator Ltd |
| Imagination Industries Ltd |
| Imam Jaafar Alsadiq University |
| IMC (UK) Learning |