| Company name | Reg. code |
|---|---|
| HOTSEC OÜ | 11941251 |
| HOTKEY OÜ | 16868284 |
| HOTTEI OÜ | 17309999 |
| HOTNET OÜ | 10747846 |
| HOTSKY OÜ | 10902146 |
| HOTTEN OÜ kustutatud | 11134117 |
| HOTSKI ART OÜ | 14886438 |
| HOTTEI MÖÖBEL OÜ | 17063817 |
| ESTSEC OÜ | 12202393 |
| AUTSEC OÜ | 10051174 |
| LOTSEK OÜ | 14637729 |
| SOLSEC OÜ kustutatud | 11527905 |
| HOUSER OÜ | 11542833 |
| HUSTEC OÜ (former name Sildar Rent OÜ) | 14729992 |
| VOLSEC OÜ | 14554883 |
| HOSTEL OÜ | 11337837 |
| HOSTECH OÜ | 12296715 |
| HOSTEL24 OÜ | 14669149 |
| ALTSEC OÜ | 16313770 |
| HUTSEI OÜ | 17095980 |
| VOSTEC OÜ | 14839226 |
| LITSEC OÜ | 14649448 |
| DOPSEC OÜ | 16722014 |
| COMSEC OÜ | 14336531 |
| HOSTEL31 OÜ kustutatud | 16701472 |
| ROTSET OÜ | 10674314 |
| HESTIA HOTEL GROUP OÜ (former name BBH Hotel Group OÜ) | 12774215 |
| DOTEC OÜ | 16364773 |
| 4HORSE OÜ | 17051266 |
| HMTEC OÜ | 11651864 |
| HORSE OÜ | 12072230 |
| HOTEL 777 OÜ | 14152624 |
| HOTEL 24 OÜ | 14411126 |
| HOLSEP TECH OÜ | 17041428 |
| FORSEC-GROUP OÜ kustutatud | 11380690 |
| NORDIC HOUSES OÜ | 10577752 |
| AUTSEC TEENUSED OÜ | 14991187 |
| HORTEC GRUPP OÜ | 14654679 |
| SOONISTE HORSES OÜ kustutatud | 11015985 |
| ATELJEE HOUSES OÜ | 16128452 |
| NIKA HORSES OÜ | 12795097 |
| UNITED HOUSES OÜ (former name OÜ UNITED PRINTERS) | 11354675 |
| HOMSED LAINED OÜ | 12633822 |
| BIOHACKER HOUSES OÜ | 16395408 |
| HORSES & CARS OÜ kustutatud | 12091924 |
| HOMSED UUDISED OÜ | 12235105 |
| PAIDE HOSTEL OÜ kustutatud | 12994230 |
| KAGU HOSTEL OÜ kustutatud | 12109096 |
| TERE HOSTEL OÜ kustutatud | 12741581 |
| OCONNOR HORSES OÜ kustutatud | 11547995 |