| Ettevõtte nimi | Reg. kood |
|---|---|
| BUILDFIND OÜ | 16804249 |
| BUILDLINE OÜ (endine nimi Südamik OÜ) | 14445846 |
| BUILDKOND OÜ | 17179109 |
| BUILDLINE OÜ kustutatud (endine nimi Abalama OÜ) | 12151365 |
| KRO BUILDING OÜ | 14703863 |
| ELFON BUILDING OÜ (endine nimi Elfon Building UÜ) | 14057587 |
| BUILDING FUTURE OÜ | 12031508 |
| ART & BUILDING OÜ | 12808121 |
| BEFORE BUILDING OÜ | 16849619 |
| JLR BUILDING OÜ | 14842688 |
| FIRSTMORE BUILDING OÜ (endine nimi Firstmore Building UÜ) | 12331943 |
| NANO BUILDING OÜ (endine nimi INFO OÜ) | 12489064 |
| RAIKU BUILDING OÜ (endine nimi OÜ Ehitusgeenius) | 11694796 |
| ORIGINAL BUILDING OÜ (endine nimi Original Building UÜ) | 11976106 |
| STRONGWAY BUILDING OÜ (endine nimi StrongWay Building UÜ) | 12528350 |
| ASOM BUILDING OÜ | 11518987 |
| AK BUILDING OÜ | 14641719 |
| AZUR BUILDING OÜ | 14828369 |
| MARTINS BUILDING OÜ | 12744585 |
| VLEG BUILDING OÜ | 16890792 |
| UPA BUILDING OÜ (endine nimi Wind Force OÜ) | 11449499 |
| NS BUILDING OÜ | 16854170 |
| MGK BUILDING OÜ (endine nimi Aleart OÜ) | 14956825 |
| TAF BUILDING OÜ | 11189590 |
| KRL BUILDING OÜ (endine nimi KRL Building UÜ) | 14076870 |
| BUILDING NUMERICS OÜ | 12861546 |
| BESTEN BUILDING OÜ (endine nimi Besten Building UÜ) | 16331070 |
| KERTEX BUILDING OÜ (endine nimi OÜ Skybuild) | 11310956 |
| FENIX BUILDING OÜ | 16834055 |
| REVERATO BUILDING OÜ (endine nimi Reverato Building UÜ) | 14127610 |
| AP BUILDING OÜ (endine nimi Alex Building OÜ) | 11976796 |
| NEW BUILDING OÜ | 12299903 |
| ONE BUILDING OÜ (endine nimi Cleaning Services OÜ) | 11940930 |
| BUILDING INVEST OÜ | 16514149 |
| LEVA BUILDING OÜ | 11970977 |
| PRIKSO BUILDING OÜ (endine nimi Wellian Building UÜ) | 12252681 |
| BBNIK-BUILDING OÜ | 16503855 |
| X-BUILDING OÜ | 14009772 |
| KENT BUILDING OÜ | 14794736 |
| BUILDING CONSTRUCTION OÜ | 16711200 |
| EASTWEST BUILDING OÜ (endine nimi CARYNOVA OÜ) | 11064693 |
| TMA BUILDING OÜ | 12852211 |
| AMBER BUILDING OÜ | 16795823 |
| AH BUILDING OÜ | 14409282 |
| MODERN BUILDING OÜ | 11239856 |
| GIRAFFE BUILDING OÜ (endine nimi Giraffe Kinnisvara OÜ) | 14186735 |
| EGIDA BUILDING OÜ (endine nimi Rekkamees OÜ) | 11925574 |
| OKS BUILDING OÜ kustutatud (endine nimi OKS Building UÜ) | 14830840 |
| SXM BUILDING OÜ kustutatud (endine nimi SXM Building UÜ) | 16501626 |
| AEMME BUILDING OÜ kustutatud | 16595047 |