| Company name | Reg. code |
|---|---|
| EL SERVICE OÜ | 12761738 |
| EL4SERVICE OÜ | 10540105 |
| M.J.EL-SERVICE OÜ | 16274863 |
| ELR SERVICE OÜ kustutatud | 11697079 |
| ELEX SERVICE OÜ | 11338274 |
| ELITI SERVICE OÜ | 12014823 |
| ELNA SERVICES OÜ | 16833989 |
| ELEST SERVICE OÜ kustutatud | 12661907 |
| ELING SERVICE OÜ (former name Eling Autorent OÜ) | 14460797 |
| COMPOTEXA OÜ kustutatud (former name ELINTA robotics OÜ) | 14444108 |
| ELBRUS SERVICE OÜ | 11648783 |
| ELEKTO SERVICE OÜ (former name Elekto Service UÜ) | 14977595 |
| ELVEN SERVICES OÜ | 12479628 |
| ELETAL SERVICE OÜ | 10557614 |
| ELDORA SERVICE OÜ | 14002534 |
| ELISEC SERVICES OÜ (former name Osaühing Elisec Agri) | 16486884 |
| SAZAK YAKAYURT OÜ kustutatud (former name Elektrik Service OÜ) | 14785074 |
| ELITIUM SERVICES OÜ kustutatud (former name YLB Global OÜ) | 14852362 |
| ELEBERG SERVICES OÜ | 16209340 |
| ELECTRIC SERVICES OÜ kustutatud | 11561730 |
| SERVICE ELEVATION OÜ | 16860006 |
| ELITE SERVICE GROUP OÜ | 10546183 |
| ELYSIAN IT SERVICES OÜ | 16521056 |
| EURO ELEKTRO SERVICE OÜ | 11048116 |
| ELS DETAILING SERVICE OÜ | 16647324 |
| ELEKTER-SIDE SERVICE OÜ kustutatud | 12993495 |
| ELFO OÜ (former name Elfo Services OÜ) | 12766049 |
| ALSEDEMA OÜ (former name Electronic Money Service OÜ) | 16266786 |
| SIZZARSOBILE OTTCOPPLIE OÜ (former name Elrent OÜ) | 12875778 |
| ELTECH SOLUTIONS OÜ (former name Eltech Service OÜ) | 12062710 |
| FIRBAME DUNDEDALE OÜ (former name Elektrik Service OÜ) | 17249123 |
| ASSOGBAKOPE ARIGONO OÜ (former name Elektrik Service OÜ) | 16721196 |
| ATECSOL ESTONIA OÜ (former name Elements Global Services Estonia OÜ) | 16239163 |
| EESTI ELEKTRO SERVICES OÜ | 16398186 |
| KALLIN ELEVATOR SERVICES OÜ kustutatud | 12473643 |
| ELITE L&D SERVICE LIMITED OÜ kustutatud (former name FastPrintAll OÜ) | 14389705 |
| ELEVATES DIGITAL SERVICES OÜ | 17455911 |
| ELECTRICAL PROJECT SERVICES OÜ | 17463661 |
| INDUTEC ELECTRIFICATION SERVICES OÜ | 17229712 |
| ARCATEA ELEVATORS & EXCAVATOR SERVICES OÜ kustutatud (former name Dagmars Capsel OÜ) | 14024918 |
| ELTAHIR ADVISORY AND TRAINING SERVICES OÜ kustutatud | 14505886 |