| ROV HEIZ CONSULT SRL | 19027589 | Sector 6 Mun. Bucureşti, MUNICIPIUL BUCUREŞTI |
| PROTELCO SA | 8606690 | Mun. Câmpina, PRAHOVA |
| ILF CONSULTING ENGINEERS ROMANIA S.R.L. | 22804820 | Mun. Ploieşti, PRAHOVA |
| FORMIN SA | 1067084 | Mun. Caransebeş, CARAŞ-SEVERIN |
| PENTANOVA AUTOMATIZĂRI SRL | 29004060 | Mun. Oradea, BIHOR |
| GDT CONCRET SRL | 36797324 | Mun. Bistriţa, BISTRIŢA-NĂSĂUD |
| MONSSON OPERATION SRL | 22160886 | Mun. Constanţa, CONSTANŢA |
| OPTIM PROJECT MANAGEMENT SRL | 25797949 | Sector 1 Mun. Bucureşti, MUNICIPIUL BUCUREŞTI |
| SERVELECT SRL | 17481529 | Mun. Cluj-Napoca, CLUJ |
| AQUAPROIECT SA | 448510 | Sector 6 Mun. Bucureşti, MUNICIPIUL BUCUREŞTI |
| DURAMAT TACNET S.R.L. | 41659743 | Sector 5 Mun. Bucureşti, MUNICIPIUL BUCUREŞTI |
| MEGA MÜHENDISLIK MÜŞAVIRLIK ANONIM SIRKETI ANKARA SUCURSALA BUCURESTI | 45702668 | Sector 3 Mun. Bucureşti, MUNICIPIUL BUCUREŞTI |
| CORNEL & CORNEL TOPOEXIM SRL | 6174812 | Sector 2 Mun. Bucureşti, MUNICIPIUL BUCUREŞTI |
| WASTE POWERTECH SRL | 37935689 | Sat Ungheni Orş. Ungheni, MUREŞ |
| HENTZA BUSINESS SRL | 38395463 | Sat Ştefăneştii de Jos Com. Ştefăneştii de Jos, ILFOV |
| GROUP ALLIO ROMANIA SRL | 19185600 | Com. Mogoşoaia, ILFOV |
| M & D CONS INVESTITII SRL | 16105089 | Com. Jilava, ILFOV |
| DREAMS RIVIERA SRL | 31843403 | Mun. Galaţi, GALAŢI |
| IRD Engineering SRL Roma Sucursala Bucuresti | 46286750 | Sector 1 Mun. Bucureşti, MUNICIPIUL BUCUREŞTI |
| BILFINGER ROMANIA S.R.L. | 10363526 | Sector 2 Mun. Bucureşti, MUNICIPIUL BUCUREŞTI |
| SABARO GC S.R.L. | 35770088 | Mun. Timişoara, TIMIŞ |
| FES FLOW ENERGY SOLUTION SRL | 27402077 | Sat Pasărea Com. Brăneşti, ILFOV |
| HOFSTETTER ENVIRONMENTAL S.R.L. | 44158623 | Sat Dobroeşti Com. Dobroeşti, ILFOV |
| PROJECT MANAGEMENT PORTFOLIO CONSULTING SRL | 38156512 | Mun. Ploieşti, PRAHOVA |
| CUANTIC FACILITY MANAGEMENT S.R.L. | 38476878 | Sector 6 Mun. Bucureşti, MUNICIPIUL BUCUREŞTI |
| KOMORA ENGINEERING SRL | 32815436 | Mun. Călăraşi, CĂLĂRAŞI |
| CIVCOND CONDUCTE CIVILE S.R.L. | 42058890 | Sector 1 Mun. Bucureşti, MUNICIPIUL BUCUREŞTI |
| UNITECH ENGINEERING SOLUTIONS S.R.L. | 39023522 | Mun. Iaşi, IAŞI |
| PEGASUS ENGINEERING SRL | 26283130 | Sector 1 Mun. Bucureşti, MUNICIPIUL BUCUREŞTI |
| ENEVO ENGINEERING S.R.L. | 45641480 | Sector 2 Mun. Bucureşti, MUNICIPIUL BUCUREŞTI |