| Company name | Reg. code |
|---|---|
| EXCH1 OÜ (former name ELON CH OÜ) | 16978386 |
| EXCTH OÜ (former name ELON CTH OÜ) | 16176132 |
| EXC OÜ | 14969236 |
| EXCL HOLDING OÜ | 16494458 |
| EXCE1SIOR OÜ (former name Yamuna OÜ) | 16515692 |
| EXCA TEENUS OÜ | 17167543 |
| EXC4LIBUR INTERNATIONAL OÜ | 16670263 |
| EVCH OÜ | 16936399 |
| EXCHASE OÜ | 16090169 |
| ECH20 OÜ kustutatud | 11931204 |
| EXCHANGA OÜ kustutatud (former name Kamtor OÜ) | 14421231 |
| EXCHANGER OÜ kustutatud | 11626984 |
| Y EXCHANGE OÜ kustutatud (former name SLUSHTECH OÜ) | 14926793 |
| PF EXCHANGE OÜ kustutatud | 14403859 |
| EXCHANGENB OÜ | 14776112 |
| CB EXCHANGE OÜ | 14277952 |
| UT EXCHANGE OÜ kustutatud | 14435345 |
| AA EXCHANGE OÜ kustutatud (former name ALL.ME Exchange OÜ) | 14615834 |
| DV EXCHANGE OÜ | 16077967 |
| EXCHANGIUM OÜ kustutatud | 16039926 |
| EXCHANGE ONE OÜ kustutatud | 14537666 |
| Z&A EXCHANGE OÜ kustutatud | 14506364 |
| U2U EXCHANGE OÜ kustutatud (former name EXPRESS SOLUTION OÜ) | 16102731 |
| EXCHANGENEX OÜ | 14926920 |
| ART EXCHANGE OÜ kustutatud | 14031151 |
| CAR EXCHANGE OÜ | 16072036 |
| TTA EXCHANGE OÜ | 16735732 |
| THE EXCHANGE OÜ kustutatud | 16375825 |
| TUBI EXCHANGE OÜ kustutatud | 14689442 |
| LAND EXCHANGE OÜ | 16203774 |
| JADE EXCHANGE OÜ (former name Papel Exchange OÜ) | 16216676 |
| EXCHANGE4YOU OÜ | 14907063 |
| BIBO EXCHANGE OÜ kustutatud | 14668262 |
| NIOC EXCHANGE OÜ (former name Admire Exchange OÜ) | 14648147 |
| PURU EXCHANGE OÜ kustutatud | 14406898 |
| WENX EXCHANGE OÜ kustutatud (former name BLOCKDATA OÜ) | 14911124 |
| TILA EXCHANGE OÜ kustutatud (former name Strandios OÜ) | 14419085 |
| HEAT EXCHANGER OÜ kustutatud | 14776810 |
| FOCAL EXCHANGE OÜ kustutatud (former name ChainFund OÜ) | 14593334 |
| ASPRO EXCHANGE OÜ | 14860195 |
| AIMEX EXCHANGE OÜ (former name CryptoFlash OÜ) | 14648816 |
| BEXER EXCHANGE OÜ kustutatud (former name Eurocraft OÜ) | 14671086 |
| ITHUB EXCHANGE OÜ kustutatud | 16151451 |
| BOREX EXCHANGE OÜ kustutatud (former name InspireTech OÜ) | 14928007 |
| TXBIT EXCHANGE OÜ kustutatud | 14831762 |
| BR EST EXCHANGE OÜ | 14441676 |
| PAYRUE EXCHANGE OÜ | 14701090 |
| MOBILE EXCHANGE OÜ kustutatud | 14586251 |
| KOODOO EXCHANGE OÜ (former name CoinShark OÜ) | 14767107 |
| HERMES EXCHANGE OÜ | 14626499 |