| Company name | Reg. code |
|---|---|
| KSK TEENUSED OÜ | 16732426 |
| ISK TEENUSED OÜ | 12915688 |
| KSM TEENUSED OÜ | 16579433 |
| KMK TEENUSED OÜ | 12238103 |
| DSK TEENUSED OÜ | 17464040 |
| KLK TEENUS OÜ | 14114003 |
| ASK TEENUS OÜ | 10076955 |
| F-E TOOTMINE OÜ (former name KK Teenused OÜ) | 12866118 |
| PEMETROMBARS OÜ (former name OÜ KRK Teenus) | 17128299 |