| 🥇 | SA & PE CONSTRUCT SRL
31994414 | Bacau | | 229.133.508 | 4 |
| 🥈 | SPEDITION UMB SRL
9942680 | Bacau | | 81.793.858 | 68 |
| 🥉 | TEHNOSTRADE SRL
17042060 | Bacau | | 417.403.316 | 6457 |
| 4 | Porr Construct SRL
16601724 | Bucuresti | | 186.590.061 | 1684 |
| 5 | ASTALDI ROMA SA SUCURSALA CACIULATA
6669684 | Valcea | | -272.174.796 | 1737 |
| 6 | STRABAG SRL
6891914 | Bucuresti | | 101.341.607 | 1381 |
| 7 | ARCADA COMPANY SA
5437520 | Galati | | 371.010.977 | 946 |
| 8 | CONCELEX SRL
6544184 | Bucuresti | | 152.064.557 | 910 |
| 9 | AKTOR SOCIETATE TEHNICA ANONIMA (AKTOR SA) - GRECIA - SUCURSALA BUCURESTI, ROMANIA
16114940 | Bucuresti | | 24.568.940 | 572 |
| 10 | ELECTROGRUP SA
9256208 | Cluj | | 165.246.985 | 668 |
| 11 | BOG 'ART SRL
17487 | Bucuresti | | 104.777.453 | 410 |
| 12 | TRACE GROUP HOLD AD SOFIA SUCURSALA BUCURESTI
44172768 | Bucuresti | | 81.564.726 | 79 |
| 13 | FCC CONSTRUCCION SA BARCELONA SUCURSALA BUCURESTI
17060007 | Bucuresti | | 68.279.612 | 287 |
| 14 | IMPRESA PIZZAROTTI & C & PIZZAROTTI & RETTER PROJECTMANAGEMENT G.I.E.
48164687 | Cluj | | - | 197 |
| 15 | ELECTROMONTAJ SA
566 | Bucuresti | | 37.356.392 | 1144 |
| 16 | CON-A OPERATIONS S.R.L.
15036274 | Sibiu | | 49.926.702 | 492 |
| 17 | VAN OORD DREDGING AND MARINE CONTRACTORS B.V. ROTTERDAM-SUCURSALA CONSTANTA
31488590 | Constanta | | 68.793.198 | 56 |
| 18 | ALSIM ALARKO SANAYI TESISLERI VE TICARET ANONIM ÅžIRKETI ISTANBUL - SUCURSALA BUCURESTI
40249290 | Bucuresti | | 7.599.202 | 276 |
| 19 | NESS PROIECT EUROPE SRL
27503616 | Prahova | | 24.403.123 | 680 |
| 20 | CTP INVEST BUCHAREST SRL
19746002 | Bucuresti | | 18.815.455 | 100 |