| Company name | Reg. code |
|---|---|
| KKM OÜ | 17271594 |
| MONJE KKM OÜ (former name OÜ Timeresults) | 16351173 |
| KKM SOLAR OÜ kustutatud | 16100948 |
| KUITS & KKM OÜ | 17379202 |
| KKM HOLDING OÜ | 14073669 |
| KKMINING OÜ kustutatud (former name Metroservice OÜ) | 14380124 |
| TAMSTRAP OÜ (former name KKMAA GRUPP OÜ) | 12202105 |
| GEKI OÜ (former name KKMakeUpStudio OÜ) | 14897330 |
| KKI OÜ | 14909910 |
| KLM OÜ | 10543440 |
| KSM OÜ | 11691473 |
| KKK OÜ | 14304175 |
| KRM OÜ | 14546435 |
| KDM OÜ | 16285980 |
| KKH OÜ kustutatud | 16181765 |
| KFM OÜ | 16443107 |
| KMM OÜ | 12546052 |
| CKM OÜ kustutatud | 16515893 |
| KKL OÜ | 12842253 |
| KMK OÜ | 11673535 |
| KVM OÜ | 16902124 |
| KPM OÜ | 12468518 |
| KKS OÜ | 12149486 |
| IKM OÜ | 14193474 |
| FKM OÜ | 12589506 |
| IKM OÜ kustutatud | 12077172 |
| EKM OÜ | 14227240 |
| HKKM OÜ | 12946343 |
| KKB OÜ | 17134124 |
| I.KOM OÜ | 10932288 |
| KLM INVEST OÜ | 14125277 |
| AKM HOLDING OÜ | 16108930 |
| KRM JUHID OÜ | 16514114 |
| KDM CONSULTING OÜ | 16980124 |
| KLM TRADE OÜ kustutatud | 10866479 |
| SARA KOM OÜ kustutatud | 14393018 |
| KSM INVEST OÜ | 12214159 |
| VILLARDI AKM OÜ | 10428472 |
| KKT VARAD OÜ kustutatud | 12184815 |
| KKN CAPITAL OÜ | 17158343 |
| KLM BALTIC OÜ | 11690858 |
| KVM SERVICES OÜ | 16773922 |
| KAM TRADE OÜ | 12115062 |
| KKC TEGEMISED OÜ | 11163840 |
| KRM LIISING OÜ (former name Osaühing KRM Consulting and Marketing) | 10481064 |
| KLM BUILER OÜ kustutatud | 11415595 |
| KPM TEENUSED OÜ | 16716025 |
| KMM INVEST OÜ | 16093794 |
| KKL GRUPP OÜ | 16241616 |
| KMK VALDUS OÜ kustutatud | 12230082 |