| Company name | Reg. code |
|---|---|
| CONTRAX OÜ kustutatud | 10868099 |
| CONTRAM TECHNICS OÜ | 16043299 |
| CONTRA LEGEM OÜ | 12168928 |
| CONTRA HOLDING OÜ | 11455896 |
| MM-CONTRA OÜ | 10228968 |
| CONTRA INVEST OÜ kustutatud | 11453791 |
| PRO ET CONTRA OÜ kustutatud | 12067660 |
| CONTRACT OÜ kustutatud | 12561264 |
| CONTRAST OÜ | 10874220 |
| CONTARE OÜ (former name Hansar & Korb OÜ) | 11591317 |
| CONDMAX OÜ kustutatud | 11186628 |
| CONTURA OÜ kustutatud | 10892028 |
| CONTRACT OÜ | 14788285 |
| CONSTRA OÜ (former name Heidi Granqvist Translation OÜ) | 12885162 |
| CONTIPAX OÜ | 17150212 |
| CONTROL OÜ | 14891994 |
| CONTRALE OÜ | 16509390 |
| CONTEA OÜ | 16955847 |
| CONRAM OÜ kustutatud | 12587849 |
| BI CONTROL OÜ kustutatud | 11582944 |
| CONTROL LINE OÜ | 12633399 |
| RV-CONTROL OÜ kustutatud | 10435495 |
| CRONUS CONTROL OÜ (former name SAX UNIA OÜ) | 17171929 |
| CONTRADE GRUPP OÜ | 11271663 |
| SOIL CONTROL OÜ | 16567200 |
| DROID4CONTROL OÜ kustutatud | 12443518 |
| EASTERN CONTRACT OÜ kustutatud | 14075253 |
| DREAM CONTRACT OÜ kustutatud | 14817549 |
| TOTAL CONTROL OÜ | 12713975 |
| CONTROL UNIT OÜ kustutatud (former name Control Unit UÜ) | 12899595 |
| CONTRAIL BALTIC OÜ | 14804073 |
| KOSMOS CONTROL OÜ kustutatud | 10170594 |
| DRIVES-CONTROL OÜ | 14344105 |
| EXPRESS CONTROL OÜ | 11691125 |
| FUNDS CONTROL OÜ kustutatud | 12962767 |
| CONTRAST PRINTING OÜ kustutatud | 12793230 |
| CONTRAST EU OÜ | 12761862 |
| CONTRED GROUP OÜ kustutatud | 12473073 |
| COMMUNICATE & CONTROL OÜ | 16750358 |
| TRAFFIC CONTROL OÜ | 11501857 |
| CONTROL ENGINEERING OÜ kustutatud | 12244718 |
| MISSION CONTROL OÜ kustutatud | 12336596 |
| CONTROL BALANCE OÜ (former name OÜ Pilates Season) | 12761603 |
| JM-CONTROL OÜ kustutatud | 12555269 |
| CONTROL LAB OÜ | 14943449 |
| PP CONTRACT OÜ kustutatud | 12245965 |
| CONTROL INVEST OÜ kustutatud | 10560906 |
| AVAO CONTROL OÜ (former name TECH & INNOVATIONS OÜ) | 16973747 |
| CONTROL ALT OÜ kustutatud | 12196675 |
| JEST CONTRACT OÜ kustutatud | 12307212 |