| Company name | Reg. code |
|---|---|
| ESTTEC OÜ kustutatud | 12448912 |
| ESTTECH GRUPP OÜ (former name EstTech Puidutööseadmed OÜ) | 16511300 |
| ESTATEC OÜ (former name D-Tehnika OÜ) | 12079642 |
| ESTSEC OÜ | 12202393 |
| ESTTES OÜ kustutatud | 12472419 |
| ESTTEX OÜ kustutatud | 12191212 |
| ESTETEC OÜ | 17043781 |
| ESTEC ÕMBLUS OÜ | 10362201 |
| ESTEC SERVICE OÜ | 11152747 |
| BIG ALFA OÜ (former name EstTech Grupp OÜ) | 10705865 |
| ESTTECHSYSTEM OÜ kustutatud | 12818668 |
| ESTBEV OÜ | 16335487 |
| ESTATE24 OÜ kustutatud | 11142648 |
| ESTECK8 OÜ kustutatud | 11237343 |
| ESTEEL OÜ (former name Scandinavian Rent OÜ) | 14451404 |
| ESTBEL OÜ kustutatud | 14039879 |
| ESTGEO OÜ | 11659498 |
| ESTEET OÜ | 11258032 |
| ESTATER OÜ | 14586908 |
| 22 ESTATE OÜ | 16361131 |
| 4ESTATE OÜ | 16296155 |
| ESTATE24 OÜ | 14403322 |
| ESTHER OÜ | 14880944 |
| ESTETA OÜ kustutatud | 16505417 |
| ESTDEF OÜ | 16161001 |
| ESTATE OÜ | 11970569 |
| ESTATECH OÜ kustutatud | 16022713 |
| ESTECH OÜ kustutatud | 11133922 |
| TALLINN ESTATE OÜ (former name TALLINNA JÕUJAAM OÜ) | 12628034 |
| ESTHER HEHAIHA OÜ | 16705808 |
| EE ESTATE OÜ | 11055049 |
| BALTOX ESTATE OÜ | 14199956 |
| SEASIDE ESTATE OÜ | 10721953 |
| METRO ESTATES OÜ | 14634004 |
| R-ESTATE OÜ | 10782914 |
| DUNE ESTATE OÜ | 17479649 |
| KODU ESTATES OÜ | 17088016 |
| ESTATE NORD OÜ | 14252633 |
| ORBITAL ESTATE OÜ kustutatud (former name Orbital Estate UÜ) | 14875587 |
| TENSOR ESTATE OÜ | 17138843 |
| BELLA ESTATE OÜ | 16162673 |
| GREENCASA ESTATE OÜ | 16300402 |
| ESTATE ADVISORY OÜ | 17390904 |
| OPES ESTATE OÜ kustutatud | 17104962 |
| ESTBET CONSULT OÜ | 12597954 |
| SUNBRIS ESTATE OÜ | 16359370 |
| ELEVATED ESTATES OÜ | 16918929 |
| GREEN ESTATE OÜ kustutatud | 12535522 |
| NRD ESTATES OÜ | 17403541 |
| ESTATE HOLDING OÜ | 11348396 |