| Company name | Reg. code |
|---|---|
| APAX OÜ | 16291241 |
| APAXA ESTONIA OÜ (former name Bestra Intermediary OÜ) | 14540487 |
| APAE INVESTMENT OÜ | 16804077 |
| APAL-TRANS OÜ | 10503529 |
| APAM HAMBAKLIINIK OÜ (former name APAM Hambaravi OÜ) | 10079936 |
| APA ENGINEERING OÜ | 12535025 |
| APA INVEST OÜ kustutatud | 12009029 |
| APA GRUPP OÜ kustutatud | 12682179 |
| APA CONSTRUCTION OÜ | 16586249 |
| APA TRADING OÜ kustutatud | 12307471 |
| APA EHITUS GRUPP OÜ kustutatud | 11276490 |
| APA DEVELOPMENT AND HOLDING OÜ | 16690142 |
| AAP INVEST OÜ (former name APA Works OÜ) | 14592949 |
| APEX OÜ | 12124919 |
| ADAX OÜ kustutatud | 14752092 |
| ALAX OÜ kustutatud | 12001499 |
| ABAX OÜ kustutatud | 10288321 |
| APMAX OÜ kustutatud | 12437653 |
| RAPAX OÜ | 17184808 |
| ACAX OÜ kustutatud (former name Blautech OÜ) | 14161037 |
| ASAX OÜ kustutatud | 12843637 |
| AVAX OÜ | 17453740 |
| CAPAX OÜ kustutatud | 11208784 |
| APIX OÜ | 10835272 |
| PAX OÜ | 14531348 |
| CIRCULAR APEX OÜ | 17218097 |
| APEX MANAGEMENT OÜ kustutatud | 14632011 |
| APEX SERVICE OÜ kustutatud | 10378642 |
| ATAX VEOD OÜ | 16812065 |
| APEX ENTERTAINMENT OÜ kustutatud (former name One Hour OÜ) | 12899388 |
| APEX CAPITAL OÜ | 16616424 |
| APEX KAPITAL OÜ kustutatud | 12006781 |
| APEX INDUSTRY OÜ | 16837303 |
| APEX-NET OÜ | 10432671 |
| APEX TRADE OÜ | 10611584 |
| APEX RESEARCH OÜ | 17088677 |
| TENEBRIS APEX OÜ | 17287782 |
| APEX RACING OÜ | 16327810 |
| ALPAX EHITUS OÜ kustutatud | 12254510 |
| GPAX EUROPE OÜ kustutatud | 14522819 |
| AWAX TRADE OÜ | 10962728 |
| APEX PROJECT OÜ | 16255334 |
| APEX DETAILING OÜ | 14690445 |
| ABAX LKM OÜ | 10254411 |
| APEX DESIGN OÜ kustutatud | 14204806 |
| AMAX PRO OÜ kustutatud | 12664277 |
| APEX PLANS OÜ | 17461863 |
| APXA HOLDING OÜ (former name Sarif Building OÜ) | 14960146 |
| APEX HOLDING OÜ | 10932615 |
| APEX COLLECTION OÜ | 17271430 |