| Company name | Reg. code |
|---|---|
| SIMFRE OÜ | 16903796 |
| SIMMER OÜ | 10250531 |
| SIMBER OÜ kustutatud | 16050603 |
| SIMATE OÜ | 12081216 |
| SIMARD OÜ kustutatud | 14905495 |
| SIMEREN OÜ kustutatud | 10676939 |
| SIMARI OÜ | 10250850 |
| SIMORA OÜ | 16135096 |
| SIMPLE OÜ | 14259546 |
| SIMURG OÜ | 10916349 |
| SIMIRU OÜ | 17410920 |
| SIMREG OÜ | 14490775 |
| SIMREX OÜ | 12714526 |
| SIMIFE OÜ | 14969213 |
| SIMFIN OÜ (former name SinFin OÜ) | 14863360 |
| SIMFOREX OÜ kustutatud | 12224006 |
| SIMPLE STAY OÜ | 14559248 |
| SIMPLE HOLDINGS OÜ kustutatud | 14635334 |
| SIMPLE WEDDINGS OÜ kustutatud (former name Pulmahange OÜ) | 14271659 |
| SIMPLE SLEEP OÜ | 12702486 |
| SIMPLE MINDS OÜ | 14605994 |
| SIMPLE FOOD OÜ | 14356775 |
| SIMPLE FAVOUR OÜ kustutatud | 16477553 |
| SIMPLE TAKSO OÜ | 14401984 |
| SIMPLE AUTOKOOL OÜ | 16555504 |
| SIMERA TRADE OÜ kustutatud | 16317934 |
| KATARSIS SIMPLE OÜ | 17021880 |
| SIMPLE TRUST OÜ kustutatud | 14149028 |
| SIMPLE BALANCE OÜ | 12616172 |
| SIMPLE COMMUNICATION OÜ | 17198041 |
| SIMPLE CLEAN OÜ | 14798651 |
| NORDICLY SIMPLE OÜ | 14725209 |
| SIMPLE DISTRO OÜ kustutatud | 12663964 |
| SIMPLE BEAUTY OÜ | 17159058 |
| SIMPLE DIY OÜ | 17181299 |
| SIMPLE RULES OÜ | 16349555 |
| SIMPLE CODE OÜ kustutatud | 12966104 |
| SIMPLE MAGIC OÜ (former name roro interactive OÜ) | 16512363 |
| SIMONE CRAFTFURN OÜ | 14745548 |
| SIMPLE WINE OÜ (former name SilkSushi OÜ) | 14885255 |
| SIMPLE LAB OÜ kustutatud | 14784599 |
| SIMPLE LINE OÜ kustutatud | 11963486 |
| SIMPLE FINANCE OÜ | 14238917 |
| THE SIMPLE OÜ kustutatud | 12789642 |
| SIMERI ESTONIA OÜ | 14021572 |
| SIMPLE EYE OÜ | 11962392 |
| SIMPLE GROUP OÜ | 14756776 |
| FUTURO SIMPLE OÜ | 14473498 |
| SIMPLE CONSTRUCTIONS OÜ | 14010278 |
| SIMPLE GROOM OÜ (former name Simpel Groom OÜ) | 16076525 |