| Company name | Reg. code |
|---|---|
| KTH OÜ | 17322506 |
| KTH METS OÜ kustutatud | 10863699 |
| KTH KAPPA OÜ | 14992732 |
| KTH CAPITAL OÜ | 14455323 |
| KTH CONSULTING OÜ | 11575028 |
| KTHK ADVISERS OÜ | 17092495 |
| KTHUMMULI OÜ | 17164987 |
| 39.39 KWH OÜ | 16884550 |
| KEH OÜ | 16403065 |
| KTC OÜ | 16545517 |
| KTO OÜ | 11670399 |
| KTR OÜ | 16358198 |
| DTH OÜ kustutatud | 16678135 |
| KVH24 OÜ (former name S&A Company OÜ) | 12877323 |
| KTA OÜ | 16770102 |
| KPH OÜ | 11057150 |
| KHT OÜ | 14055393 |
| KTJ OÜ kustutatud | 12309464 |
| KKH OÜ kustutatud | 16181765 |
| KTÄ OÜ kustutatud | 16561580 |
| KTX OÜ | 10271303 |
| KSH OÜ | 12148794 |
| KTVH OÜ | 14119101 |
| KJH OÜ | 16528157 |
| KTL OÜ | 12607003 |
| KTN OÜ | 14560240 |
| KTV OÜ | 11893159 |
| KAH2 OÜ | 14392372 |
| KAH OÜ | 12333132 |
| KWH OÜ | 12672058 |
| ATH OÜ | 12305288 |
| KTI OÜ | 14942259 |
| KTEH OÜ | 12641589 |
| KMH OÜ | 16807791 |
| GETTEL GTH OÜ | 12832823 |
| KTN CONSULT OÜ | 14839060 |
| KMH ADVISORY OÜ | 14596999 |
| FTH EHITUS OÜ kustutatud (former name Arco Ehitus OÜ) | 10222995 |
| KTC MANAGEMENT OÜ | 16804640 |
| KÄIB KAH OÜ | 16015015 |
| KTD EVENTS OÜ | 17005779 |
| KJH INVEST OÜ kustutatud (former name T&S Eesti Consulting OÜ) | 16112221 |
| KTR INVEST OÜ kustutatud | 16309515 |
| KTK INVEST OÜ | 16647732 |
| TALTEH ITH OÜ kustutatud | 14152191 |
| KTP INVESTMENT OÜ | 16045619 |
| KTS BALTIC OÜ | 10702683 |
| APTEEGID KTP OÜ | 14259078 |
| KTI INVESTEERINGUD OÜ | 14470695 |
| KTP CRYPTOTRADING OÜ | 16395294 |