| Company name | Reg. code |
|---|---|
| KSMK OÜ | 16690604 |
| KSMS OÜ | 17045567 |
| KSM OÜ | 11691473 |
| KSM INVEST OÜ | 12214159 |
| KSM INSTALL OÜ | 17250913 |
| KSM ESTONIA OÜ (former name NRT Rakennus Ryhmä OÜ) | 14345889 |
| KSM ALLIANCE OÜ | 12224940 |
| KSM TEENUSED OÜ | 16579433 |
| KSM TRADE OÜ kustutatud | 12297531 |
| KSM APARTMENTS OÜ kustutatud | 17147724 |
| KSM CONSTRUCTION OÜ | 12631378 |
| KSM HOLDINGS OÜ | 11313311 |
| KSM GROUP OÜ | 14887515 |
| KSM PROJEKT OÜ | 14600790 |
| KSM ILUTEENUSED OÜ | 16002395 |
| CROWDESTATE KSM OÜ (former name Crowdestate SOFC OÜ) | 14252685 |
| KAMK OÜ | 16388609 |
| KSK OÜ kustutatud | 12085390 |
| KSK OÜ | 16841428 |
| KMK OÜ | 11673535 |
| KMMK RAAMATUPIDAMISTEENUS OÜ | 17205574 |
| KMMK HALDUSTEENUS OÜ | 16078725 |
| SMK KAUBANDUS OÜ kustutatud | 12837269 |
| KMK GROUP OÜ | 16489829 |
| KMK VALDUS OÜ kustutatud | 12230082 |
| KMK INVESTMENT OÜ (former name Picup Investments OÜ) | 14153530 |
| KSK MOTORS OÜ | 16076175 |
| KMK TASA OÜ | 17091314 |
| KSK SPORTS OÜ kustutatud | 16144341 |
| SMK TRANS OÜ kustutatud | 12457443 |
| SMK IDEAS OÜ | 12587766 |
| KSK TRADE OÜ | 14484266 |
| KSK MORA OÜ | 16886282 |
| KMK RESTORANID OÜ | 17479308 |
| KMK VISIOON OÜ | 14134603 |
| SMK INVEST OÜ | 12528019 |
| KMK INNOVATIONS OÜ | 17380900 |
| KMK LAHENDUSED OÜ kustutatud | 12204943 |
| SMK KAUBANDUSE OÜ kustutatud | 10092523 |
| KMK ARENDUS OÜ | 12463490 |
| KMK BUUM OÜ | 11530528 |
| KMK SANTEH OÜ kustutatud | 16490517 |
| KMK INFRA OÜ | 14687710 |
| KSK GROUP OÜ kustutatud | 10560421 |
| KSK PROJEKT OÜ kustutatud | 11196035 |
| KSK TEENUSED OÜ | 16732426 |
| KSK TRANS OÜ | 17203411 |
| KMK TEENUSED OÜ | 12238103 |
| KMK HOLDING OÜ | 16472238 |
| KMK SOLUTSION OÜ | 17084432 |