| Ettevõtte nimi | Reg. kood |
|---|---|
| TRILLION OÜ kustutatud | 14237482 |
| TRILLION DLT OÜ | 14656678 |
| TRILLION TONES OÜ | 16933254 |
| TRILLIAN OÜ kustutatud | 10183800 |
| TRILLIONIC OÜ kustutatud | 10342049 |
| TRILLIAN INFOSÜSTEEMID OÜ | 10629934 |
| TRILLIUM OÜ | 10408665 |
| TRICTION OÜ | 16092760 |
| TRIVION OÜ | 16022378 |
| TRILLO OÜ kustutatud | 10928134 |
| TRILLIUM HOLDINGS OÜ kustutatud | 14452444 |
| TRILLIUM DISAIN OÜ | 11309924 |
| TRILLIUM INVEST OÜ | 14921614 |
| TRILLI-TRALLI OÜ | 12322989 |
| TRIION GAMING OÜ | 16785977 |
| TRALLINN OÜ | 11454744 |
| SKILLION OÜ | 16416932 |
| MERILLION OÜ | 16854299 |
| BILLION OÜ kustutatud | 12030740 |
| DRILLIN OÜ | 16452796 |
| BILLION OÜ | 16445371 |
| WILLION OÜ | 12898236 |
| GRILLON OÜ | 11232937 |
| MILLION OÜ | 10902749 |
| CARILLION DYNAMICS OÜ | 12263584 |
| MARILLION GRUPP OÜ | 16508211 |
| BILLION BABY OÜ kustutatud (endine nimi Sarjolahti OÜ) | 12604832 |
| MILLION MINDSET OÜ | 12870640 |
| BILLION TECHNOLOGIES OÜ kustutatud | 14512241 |
| MILLION REASONS OÜ | 17115664 |
| MILLION MEDIA OÜ | 12904698 |
| MILLION BÄND OÜ | 16520635 |
| STRONG BILLION EUROPE OÜ | 16115202 |
| MILLION BEAUTY DESIGN OÜ | 14131533 |
| ONE MILLION BEST COMPANIES OÜ kustutatud | 12595903 |
| JUAN IN A MILLION OÜ | 16028584 |
| PROFAKTURA OÜ (endine nimi Edillion Eesti OÜ) | 12514589 |
| MANECOM OÜ (endine nimi BILLION DOLLAR COMPANY OÜ) | 14988386 |
| LUXCRAFT OÜ (endine nimi ERM Capital OÜ) | 12844720 |