| Company name | Reg. code |
|---|---|
| ARHIKON OÜ kustutatud | 11169417 |
| ARHEKON PUIT OÜ kustutatud | 12613802 |
| ARHILION OÜ | 11187088 |
| ARHIKAT OÜ (former name Disnovak OÜ) | 14552849 |
| ARHIKÖÖK OÜ | 14218636 |
| ARHEON OÜ | 10361740 |
| ARHIKAT KINNISVARA OÜ | 16827090 |
| PARIKON OÜ | 12476417 |
| ARVIKOM OÜ | 12261467 |
| ARIKONE OÜ (former name Arikone UÜ) | 16235337 |
| ARESKON OÜ | 14396025 |
| ARLEKON OÜ kustutatud | 11113227 |
| ATRIKON OÜ | 17399710 |
| ARNISON OÜ (former name Roden Partners OÜ) | 12973972 |
| ARKIMON OÜ | 17161569 |
| ANVIKON OÜ | 12129845 |
| ARIKSON OÜ | 16666793 |
| RADIKON OÜ | 14362014 |
| ARMICON OÜ | 16120924 |
| ARSILON OÜ | 12933458 |
| ARIKON SERVICES OÜ kustutatud | 11977241 |
| ARIKON TEENUS OÜ kustutatud (former name Arikon Teenus UÜ) | 16076778 |
| ARTION OÜ kustutatud | 14817650 |
| ARIGON OÜ kustutatud | 10623736 |
| ARNIKO OÜ | 14589634 |
| ARDIKO OÜ | 14757132 |
| AHIRON OÜ | 14502946 |
| AHAKON OÜ kustutatud | 10405301 |
| ARAKON OÜ | 14740019 |
| ARISON OÜ | 14534828 |
| ARISON OÜ kustutatud | 12351963 |
| ARTICON INVEST OÜ | 12329649 |
| ORTIKON GRUPP OÜ | 10190728 |
| ARTEKON TRANS OÜ kustutatud (former name Artekon Trans UÜ) | 14169145 |
| MARIKON GRUPP OÜ | 11156142 |
| MARIKON NORDIC OÜ (former name BlueSteel Industries OÜ) | 14801873 |
| ANIKON PROJEKT OÜ kustutatud | 11156538 |
| ARMIKO KAUBANDUS OÜ | 11233463 |
| ARITON RV OÜ | 11357478 |
| ARISON MARKETING OÜ | 16622502 |
| ARMION BUILD OÜ | 17482641 |
| ARIKOH ARENDUS OÜ | 17273707 |
| ARITON PARTNERS OÜ | 17077076 |
| EPPAWALA ULAPANE OÜ (former name ARNISON GRUPP OÜ) | 11384956 |
| T IN WEST OÜ (former name Aikon Est OÜ) | 10894174 |
| NOVASTORM OÜ (former name Aikon Puit OÜ) | 12599746 |
| REGNAR TRADING OÜ (former name Rikon Capital OÜ) | 14327638 |
| RAIT FAKTUM OÜ (former name RAIT Faktum & Ariko OÜ) | 10892011 |
| KOOLITUS ESMAABI OÜ (former name Metalect OÜ) | 16330923 |
| OLEARIUS MEDIA GROUP OÜ (former name Investing Group OÜ) | 12945007 |