| Ettevõtte nimi | Reg. kood |
|---|---|
| CATACOM OÜ | 12271069 |
| CATALON OÜ kustutatud | 12904132 |
| CATANO OÜ kustutatud | 12428175 |
| CATCO DESIGN OÜ kustutatud | 12818438 |
| DATACOM OÜ | 16527005 |
| ACTACOM OÜ | 14282539 |
| DATACOM MANAGEMENT OÜ | 16309136 |
| DATACOM GROUP OÜ | 11168731 |
| DATACOM LOGISTIC OÜ | 16308898 |
| ACTACOM INVEST OÜ | 11261287 |
| DATACOR OÜ | 14976851 |
| ALTACOM OÜ | 12479930 |
| ENTACOM OÜ | 10723254 |
| RAZACOM OÜ | 11602280 |
| SAVACOM OÜ | 10923697 |
| WATANCOM OÜ | 16187512 |
| MAVACOM OÜ | 11494850 |
| SATCOM OÜ | 10744635 |
| AGACOM OÜ kustutatud | 10761473 |
| APACOM OÜ kustutatud | 16422312 |
| AVACOM OÜ kustutatud | 12708721 |
| CARCOM OÜ | 10964495 |
| ALTACOM GROUP OÜ | 12490245 |
| DATAKOM ESTONIA OÜ (endine nimi Zetabit OÜ) | 12626549 |
| BETACOM SOLUTIONS OÜ (endine nimi Group 5 Advisory OÜ) | 14289731 |
| GALACOM SERVICE OÜ | 11228692 |
| TANTACOM FINANCE OÜ kustutatud | 11692544 |
| VETACOM GRUPP OÜ kustutatud | 14035114 |
| CITYCOM GROUP OÜ | 10858729 |
| CITYCOM WEST OÜ | 17013455 |
| CITYCOM NORD OÜ | 14865318 |
| CALACO KABUANDUS OÜ kustutatud | 16413425 |
| DATCOM PROJECTS OÜ | 14988831 |
| CAMACO COMPANY OÜ | 16614844 |
| KATCOM GRUPP OÜ | 11326727 |
| CALACO HOLDING OÜ kustutatud | 16993380 |
| GENERAL DATACOMM INTERNATIONAL OÜ kustutatud | 10918124 |
| COMPTOIR DE LA COM OÜ (endine nimi MacaCom OÜ) | 17013142 |
| ENERLOG OÜ (endine nimi GLOBAL SATCOM OÜ) | 12310496 |
| MARTENORD LOGISTICS OÜ (endine nimi Aacom International OÜ) | 14640973 |