| Company name | Reg. code |
|---|---|
| KKL OÜ | 12842253 |
| KKL GRUPP OÜ | 16241616 |
| KKL SERVICE OÜ | 14583429 |
| KKL PROJECTS OÜ | 14986134 |
| KKLTV24. OÜ | 11438509 |
| KKI OÜ | 14909910 |
| KÜL OÜ kustutatud | 12729315 |
| KKK OÜ | 14304175 |
| JKL OÜ | 12611447 |
| EKL OÜ | 11146161 |
| KML OÜ | 17133142 |
| KPL OÜ | 16244804 |
| BKL OÜ | 14785967 |
| KJL OÜ | 17419720 |
| KKH OÜ kustutatud | 16181765 |
| KLL OÜ kustutatud | 12339123 |
| KBL OÜ | 12771263 |
| KRL OÜ | 16128742 |
| AKL OÜ | 12878512 |
| CKL OÜ | 12480711 |
| KTL OÜ | 12607003 |
| KKS OÜ | 12149486 |
| KNL OÜ | 10147342 |
| KHL OÜ (former name Trapnet OÜ) | 12697644 |
| KKM OÜ | 17271594 |
| MKL OÜ | 14293566 |
| KAL OÜ | 14502509 |
| KRL OÜ kustutatud | 12671410 |
| KKB OÜ | 17134124 |
| KTKL OÜ | 16540543 |
| KFL OÜ | 16184367 |
| HKL OÜ kustutatud | 16147716 |
| KKM HOLDING OÜ | 14073669 |
| KJL CONSULTING OÜ | 12764990 |
| KCL INVEST OÜ | 12800964 |
| KRL TRADING OÜ | 16910342 |
| HKL INVESTEERINGUTE OÜ | 11093453 |
| MERIGAL KLK OÜ kustutatud | 10990950 |
| KML FUND OÜ | 16337144 |
| KKT VARAD OÜ kustutatud | 12184815 |
| KKN CAPITAL OÜ | 17158343 |
| KLK TRADE OÜ | 14585518 |
| KML DEVELOPMENT OÜ | 17182933 |
| KLK FINANCE OÜ | 14352783 |
| GKL EUROPEAN OÜ | 16806277 |
| KKC TEGEMISED OÜ | 11163840 |
| KHL SERVICES OÜ kustutatud | 11461187 |
| KPL INVEST OÜ | 14952520 |
| MKL INVEST OÜ | 16553913 |
| KLK HOLDINGS OÜ | 17019587 |