DIRECTORY
| Company | Country | |
|---|---|---|
| Hokolo | [uk] United Kingdom |  |
| Honorific Ltd. | [uk] United Kingdom | |
| Household | [uk] United Kingdom | |
| I Do Cartwheels | [uk] United Kingdom | |
| IDD Ignacio Deus Design® | [ar] Argentina | |
| Identity Papers | [uk] United Kingdom | |
| IM Projekt | [pl] Poland | |
| Imogen Heath Design | [uk] United Kingdom | |
| in house | [uk] United Kingdom | |
| Inca Starzinsky | [uk] United Kingdom | |
| Informed Design | [uk] United Kingdom | |
| InovAir Ltd | [uk] United Kingdom | |
| Instinctive Choice Ltd | [uk] United Kingdom | |
| Intelligent Lemon Ltd | [uk] United Kingdom | |
| Interior Designer und Möbel Designer ArtStarov | [de] Germany | |
| Interior Desires | [uk] United Kingdom | |
| Iron Inspired | [uk] United Kingdom | |
| Isolyn | [uk] United Kingdom | |
| Ivar Capital Limited | [uk] United Kingdom | |
| Jake Solomon | [fr] France | |