| Ettevõtte nimi | Reg. kood |
|---|---|
| KTH OÜ | 17322506 |
| KTH METS OÜ kustutatud | 10863699 |
| KTH KAPPA OÜ | 14992732 |
| KTH CAPITAL OÜ | 14455323 |
| KTH CONSULTING OÜ | 11575028 |
| KTHK ADVISERS OÜ | 17092495 |
| MRTN & KTHI CAPITAL OÜ (endine nimi MRTN CAPITAL OÜ) | 16400546 |
| KTHUMMULI OÜ | 17164987 |
| KEH OÜ | 16403065 |
| KTVH OÜ | 14119101 |
| KJH OÜ | 16528157 |
| KTN OÜ | 14560240 |
| KSH OÜ | 12148794 |
| KTR OÜ | 16358198 |
| KTO OÜ | 11670399 |
| KPH OÜ | 11057150 |
| KHT OÜ | 14055393 |
| KKH OÜ kustutatud | 16181765 |
| KTÄ OÜ kustutatud | 16561580 |
| DTH OÜ kustutatud | 16678135 |
| KTF OÜ kustutatud | 10138366 |
| KTEH OÜ | 12641589 |
| 39.39 KWH OÜ | 16884550 |
| KTC OÜ | 16545517 |
| KTX OÜ | 10271303 |
| KVH24 OÜ (endine nimi S&A Company OÜ) | 12877323 |
| KTI OÜ | 14942259 |
| KMH OÜ | 16807791 |
| KAH OÜ | 12333132 |
| KTA OÜ | 16770102 |
| KTL OÜ | 12607003 |
| KTV OÜ | 11893159 |
| ATH OÜ | 12305288 |
| KWH OÜ | 12672058 |
| KTJ OÜ kustutatud | 12309464 |
| KAH2 OÜ | 14392372 |
| ATH TRADE OÜ | 12722431 |
| KÄIB KAH OÜ | 16015015 |
| ETH TOPOLOGY OÜ | 17531115 |
| KTS TRANSPORT OÜ | 16913056 |
| KTT FUR OÜ | 14678378 |
| KTR CONSULTING OÜ | 16250673 |
| KTC MANAGEMENT OÜ | 16804640 |
| 2KTL GRUPP OÜ | 16818300 |
| KTX HOLDING OÜ (endine nimi TOBIACOS OÜ) | 16854750 |
| KTK KAPITAL OÜ (endine nimi UKA OÜ) | 12520058 |
| TORGU KVH OÜ | 14932902 |
| HTH INVESTEERINGUD OÜ | 12015024 |
| KTK INVEST OÜ | 16647732 |
| GELB KUH OÜ | 14659814 |