| Ettevõtte nimi | Reg. kood |
|---|---|
| A BUILDING OÜ kustutatud | 12230231 |
| A BUILDING GROUP OÜ kustutatud (endine nimi Peetrimõisa SPA hotell OÜ) | 14166276 |
| A.H. STEEL BUILDING OÜ | 12084255 |
| S.K.A BUILDING OÜ kustutatud | 12865082 |
| A-BUILDING SYSTEMS OÜ UÜ kustutatud (endine nimi OÜ Ehitussellid) | 12082196 |
| BART EHITUS OÜ (endine nimi A.S Building OÜ) | 12780894 |
| RSIMEDIA OÜ (endine nimi Rossi Apartments OÜ) | 12885707 |
| WELDON EHITUS OÜ (endine nimi Building Systems OÜ) | 11418553 |
| T.A.R.B. TECHNOLOGIES APPLIED TO RIVER BUILDINGS OÜ | 14305045 |
| AE BUILDING OÜ kustutatud | 12665963 |
| AK BUILDING OÜ | 14641719 |
| AV BUILDING OÜ | 12437771 |
| AR BUILDING OÜ kustutatud | 14613404 |
| AP BUILDING OÜ (endine nimi Alex Building OÜ) | 11976796 |
| AH BUILDING OÜ | 14409282 |
| AMT BUILDING OÜ kustutatud | 11954659 |
| ARV BUILDING OÜ kustutatud | 16334393 |
| ABC BUILDING OÜ kustutatud | 11398632 |
| BUILDING ART OÜ | 14423307 |
| AVM BUILDING OÜ | 12706805 |
| ASAP BUILDING OÜ kustutatud | 11723084 |
| ARIN BUILDING OÜ kustutatud (endine nimi NorthCreek OÜ) | 11356504 |
| AINT BUILDING OÜ kustutatud | 12288058 |
| ASOM BUILDING OÜ | 11518987 |
| ARRO BUILDING OÜ | 14001241 |
| ALFA BUILDING OÜ kustutatud | 11171271 |
| ART & BUILDING OÜ | 12808121 |
| AZUR BUILDING OÜ | 14828369 |
| ANITA BUILDING OÜ kustutatud | 10431758 |
| ATEST BUILDING OÜ | 12036003 |
| AEMME BUILDING OÜ kustutatud | 16595047 |
| AMBER BUILDING OÜ | 16795823 |
| ALKE BUILDING OÜ UÜ kustutatud (endine nimi ProCable OÜ) | 12083267 |
| ALEZAR BUILDING OÜ | 17490244 |
| AVATEX BUILDING OÜ | 11164437 |
| AAMIER BUILDING OÜ | 12298482 |
| AMIANT BUILDING OÜ kustutatud | 10824669 |
| ACCEL BUILDING OÜ UÜ kustutatud (endine nimi Accel Building UÜ) | 12177643 |
| AMERETA BUILDING OÜ kustutatud | 12687427 |
| ARINTEK BUILDING OÜ kustutatud (endine nimi OÜ Diafani Invest) | 11371142 |
| AMM NORD BUILDING OÜ | 12716560 |
| AMF HOUSE BUILDING OÜ kustutatud | 12739510 |
| ANDRESSON BUILDING OÜ kustutatud | 12332894 |
| BALTIC BUILDING ART OÜ | 14365395 |
| ARGA BUILDING GROUP OÜ | 17097400 |
| ALEXS BUILDING GROUP OÜ | 16259289 |
| NUMERAL ENDLA OÜ (endine nimi Alfahouse Building OÜ) | 12316955 |
| AREMA BUILDING AS kustutatud (endine nimi Arema Building OÜ) | 10923332 |
| BALTIC EVENT & MANAGMENT OÜ kustutatud (endine nimi Altex Building OÜ) | 12419773 |
| TERRASPORT OÜ kustutatud (endine nimi Altex Building OÜ) | 12563599 |