| Company name | Reg. code |
|---|---|
| INTERSAD OÜ (former name Aktsiaselts Intersad) | 10175195 |
| INTERCAD OÜ | 14418513 |
| INTERSWED OÜ kustutatud | 16274076 |
| INTERMAX OÜ | 11343230 |
| INTELSAT OÜ kustutatud | 11047789 |
| INTERSOL OÜ | 12491090 |
| INTERIAL OÜ | 11515374 |
| INTERWAY OÜ kustutatud | 12096264 |
| "INTERLAND" OÜ kustutatud (former name Interland) | 10163619 |
| INTERWAY OÜ (former name INTERWAY UÜ) | 14734192 |
| INTERSCAN OÜ kustutatud | 11231205 |
| INTERAAL OÜ kustutatud | 12708833 |
| INTERSWAP OÜ | 16385901 |
| INTERSKY OÜ | 11978482 |
| INTERSALE OÜ kustutatud (former name Intersale UÜ) | 14161209 |
| INTERLAB OÜ | 14551502 |
| INTERMAN OÜ | 12278321 |
| INTERBAU OÜ kustutatud | 12540954 |
| INTERSEC OÜ | 14262324 |
| INTERSTAR OÜ | 10652318 |
| INTERVAL OÜ | 10727306 |
| INTERNA OÜ kustutatud | 11276366 |
| INTERSIA GRUPP OÜ | 12485126 |
| INTERSIM BALTIC OÜ kustutatud | 12082575 |
| INTERSIA INVEST OÜ | 11698630 |
| INTERRED INVEST OÜ | 16099495 |
| INTERTAX CONSULTING OÜ | 12205150 |
| INTERWAY BALTIC OÜ kustutatud | 12341315 |
| INTERMID FHX OÜ | 17035037 |
| BALTI INTERMED OÜ | 10170298 |
| INTELSAT FINANTS OÜ kustutatud | 11329696 |
| INTERSEL GROUP OÜ kustutatud | 12209998 |
| INTERSEA MINERALS OÜ | 17440080 |
| INTERSPED EESTI OÜ | 14280894 |
| INTERPAP INVEST OÜ | 11118489 |
| INTERNA INVEST OÜ | 12687031 |
| INTERNA GROUP OÜ | 16372324 |
| INTERIA TRADE OÜ | 10937110 |
| FINEST INTERNA OÜ kustutatud | 16158683 |
| KRISTAL INTERAL OÜ kustutatud | 14369246 |
| INTERIA TRADING OÜ | 12145867 |
| INTERAK SOLUTIONS OÜ | 17327751 |
| INTERA SOLUTION OÜ | 12240407 |
| GLOBAL INTERA OÜ | 11550152 |
| INTERSUN TRAVEL ESTONIA OÜ | 12932817 |
| INTERSUN WEB MARKETING OÜ | 12245273 |
| CHEMIX NORDIC OÜ kustutatud (former name Intermid OÜ) | 14297205 |
| BRYTON OÜ (former name Integrad OÜ) | 14415176 |
| MAALRIMEHED OÜ (former name Interaag OÜ) | 14348965 |
| INVERSA TRANS OÜ | 12167395 |