| 1 | ENEVO GROUP SRL | Bucureşti Sectorul 2 | Bucureşti | 58.9 m | 194 |
| 2 | RENAULT TECHNOLOGIE ROUMANIE S.R.L. | Bucureşti Sectorul 6 | Bucureşti | 55.0 m | 1,572 |
| 3 | DURAMAT TACNET S.R.L. | Bucureşti Sectorul 5 | Bucureşti | 33.9 m | 6 |
| 4 | EMERSON PROCESS MANAGEMENT ROMANIA SRL | Bucureşti Sectorul 2 | Bucureşti | 32.5 m | 62 |
| 5 | HELIOPOLISRO WIND MANAGEMENT S.R.L. | Bucureşti Sectorul 1 | Bucureşti | 32.3 m | 6 |
| 6 | ADREM ENGINEERING S.A. | Bucureşti Sectorul 1 | Bucureşti | 29.0 m | 76 |
| 7 | EXIMPROD ENGINEERING S.A. | Municipiul Buzău | Buzău | 29.0 m | 105 |
| 8 | CONCRETE & DESIGN SOLUTIONS SRL | Bucureşti Sectorul 1 | Bucureşti | 28.3 m | 137 |
| 9 | TECNIC CONSULTING ENGINEERING ROMANIA SRL | Bucureşti Sectorul 1 | Bucureşti | 26.4 m | 83 |
| 10 | HELIOPOLISRO ENERGY & ENGINEERING SRL | Municipiul Timişoara | Timiş | 22.7 m | 11 |
| 11 | CANADIAN NUCLEAR PARTNERS S.A. | Bucureşti Sectorul 2 | Bucureşti | 21.6 m | 12 |
| 12 | MERIDIAN AIR S.R.L. | Bucureşti Sectorul 2 | Bucureşti | 21.1 m | 1 |
| 13 | ALEWIJNSE MARINE GALAŢI SOCIETATE PE ACŢIUNI | Municipiul Galaţi | Galaţi | 18.9 m | 450 |
| 14 | PROCESS ENGINEERING SRL | Bucureşti Sectorul 2 | Bucureşti | 18.3 m | 127 |
| 15 | TECHNOSYSTEMS DELIVER SRL | Bucureşti Sectorul 6 | Bucureşti | 18.2 m | 38 |
| 16 | BITEA ANTREPRIZA SRL | Municipiul Timişoara | Timiş | 17.8 m | 10 |
| 17 | ELCARA MANAGEMENT S.R.L. | Sat Dumbrăviţa, Comuna Dumbrăviţa | Timiş | 17.6 m | 2 |
| 18 | HM CAPITAL CONSULT S.R.L. | Bucureşti Sectorul 2 | Bucureşti | 17.5 m | 10 |
| 19 | I.S.P.C.F. SA | Bucureşti Sectorul 1 | Bucureşti | 16.7 m | 115 |
| 20 | AMICII BUILDING SRL | Sat Tiha Bârgăului, Comuna Tiha Bârgăului | Bistriţa-Năsăud | 16.5 m | 139 |
| 21 | SPOWER HELIOS S.A. | Bucureşti Sectorul 1 | Bucureşti | 15.6 m | 0 |
| 22 | GEOTOP SRL | Municipiul Slatina | Olt | 15.5 m | 34 |
| 23 | GEA REFRIGERATION ROMANIA SRL | Municipiul Cluj-Napoca | Cluj | 14.9 m | 58 |
| 24 | MICROCHIP TECHNOLOGY SRL | Bucureşti Sectorul 6 | Bucureşti | 14.5 m | 203 |
| 25 | ADREM INVEST SRL | Oraş Otopeni | Ilfov | 13.3 m | 586 |
| 26 | SPECIALIST CONSULTING SRL | Bucureşti Sectorul 1 | Bucureşti | 13.1 m | 19 |
| 27 | PROACTIV SRL | Loc. Călan, Oraş Călan | Hunedoara | 11.9 m | 230 |
| 28 | SAIDEL ENGINEERING S.A. | Bucureşti Sectorul 1 | Bucureşti | 11.8 m | 105 |
| 29 | ROCONSULT TECH SRL | Municipiul Ploieşti | Prahova | 11.5 m | 53 |
| 30 | KREG CONSTRUCT & CONSULT SRL | Bucureşti Sectorul 5 | Bucureşti | 11.3 m | 29 |
| 31 | ELECTROVALCEA SRL | Municipiul Râmnicu Vâlcea | Vâlcea | 11.2 m | 190 |
| 32 | QUARTZ MATRIX SRL | Municipiul Iaşi | Iaşi | 11.2 m | 94 |
| 33 | MONSSON OPERATION SRL | Municipiul Constanţa | Constanţa | 11.1 m | 99 |
| 34 | ANTISEL RO SRL | Bucureşti Sectorul 3 | Bucureşti | 11.0 m | 40 |
| 35 | AL TRADING SRL | Municipiul Craiova | Dolj | 10.7 m | 8 |
| 36 | BERTRANDT ENGINEERING TECHNOLOGIES ROMANIA SRL | Municipiul Sibiu | Sibiu | 10.3 m | 957 |
| 37 | APA PROIECT SRL | Bucureşti Sectorul 6 | Bucureşti | 10.3 m | 6 |
| 38 | RAMBOLL SOUTH EAST EUROPE S.R.L. | Municipiul Târgovişte | Dâmboviţa | 9.7 m | 121 |
| 39 | CLEAN ROOM CONSULTING SRL | Bucureşti Sectorul 5 | Bucureşti | 9.4 m | 98 |
| 40 | GAUSS SRL | Municipiul Timişoara | Timiş | 9.3 m | 192 |
| 41 | EPCM10 SRL | Bucureşti Sectorul 2 | Bucureşti | 9.1 m | 36 |
| 42 | KINECTRICS NUCLEAR ROMANIA S.R.L. | Bucureşti Sectorul 1 | Bucureşti | 9.0 m | 33 |
| 43 | COMPLEX DESIGN SRL | Bucureşti Sectorul 3 | Bucureşti | 8.9 m | 3 |
| 44 | MBK POWER ENERGY S.R.L. | Municipiul Cluj-Napoca | Cluj | 8.9 m | 13 |
| 45 | LUDAN ENGINEERING SRL | Bucureşti Sectorul 5 | Bucureşti | 8.7 m | 113 |
| 46 | MC GENERAL CONSTRUCT ENGINEERING SRL | Bucureşti Sectorul 2 | Bucureşti | 8.6 m | 55 |
| 47 | MARINE ENGINEERING SRL | Municipiul Galaţi | Galaţi | 8.6 m | 195 |
| 48 | VENTURO INVESTMENT SRL | Bucureşti Sectorul 3 | Bucureşti | 8.6 m | 63 |
| 49 | RAPTRONIC PROCESS ENGINEERING SRL | Municipiul Braşov | Braşov | 8.4 m | 97 |
| 50 | BAICONS IMPEX SRL | Bucureşti Sectorul 2 | Bucureşti | 8.4 m | 75 |
| 51 | ACO GREEN DEVELOPMENT S.R.L. | Loc. Balş, Oraş Balş | Olt | 8.1 m | 0 |
| 52 | ENERGOICE SRL | Sat Săvineşti, Comuna Săvineşti | Neamţ | 8.0 m | 48 |
| 53 | INTER COMPLEX SRL | Municipiul Slatina | Olt | 7.9 m | 19 |
| 54 | INTELTERM CONSULTING SRL | Sat Floreşti, Comuna Floreşti | Cluj | 7.9 m | 20 |
| 55 | BLUE MOON ESTATE SRL | Municipiul Timişoara | Timiş | 7.8 m | 0 |
| 56 | ALTEN DELIVERY CENTER EASTERN EUROPE S.R.L. | Municipiul Iaşi | Iaşi | 7.6 m | 336 |
| 57 | BCI AUTOMATICA INDUSTRIALA SRL | Bucureşti Sectorul 5 | Bucureşti | 7.5 m | 3 |
| 58 | ROSINAV SRL | Municipiul Brăila | Brăila | 7.3 m | 60 |
| 59 | INTO SRL | Sat Războieni, Comuna Ion Neculce | Iaşi | 7.2 m | 38 |
| 60 | LEVIATAN DESIGN SRL | Bucureşti Sectorul 3 | Bucureşti | 7.1 m | 92 |
| 61 | GEOMATICS INTEGRATED SERVICES S.R.L. | Bucureşti Sectorul 1 | Bucureşti | 7.1 m | 68 |
| 62 | BLUESPACE TECHNOLOGY S.A. | Oraş Bragadiru | Ilfov | 7.1 m | 136 |
| 63 | JDA CONSULT SRL | Municipiul Timişoara | Timiş | 7.0 m | 11 |
| 64 | CROMO ADVERTISING SRL | Municipiul Constanţa | Constanţa | 6.9 m | 4 |
| 65 | ICA PROBUILT S.R.L. | Sat Hărman, Comuna Hărman | Braşov | 6.7 m | 51 |
| 66 | ADP ARHITECTURA SI INGINERIE S.R.L. | Municipiul Cluj-Napoca | Cluj | 6.7 m | 9 |
| 67 | ARCADIS EXCELLENCE CENTER ROMANIA S.A. | Municipiul Iaşi | Iaşi | 6.6 m | 509 |
| 68 | RODELTA POWER INTERNATIONAL SRL | Bucureşti Sectorul 2 | Bucureşti | 6.6 m | 1 |
| 69 | GEODATA SERVICES S.R.L. | Bucureşti Sectorul 1 | Bucureşti | 6.5 m | 28 |
| 70 | SADE INGENIERIE S.R.L. | Bucureşti Sectorul 2 | Bucureşti | 6.4 m | 30 |
| 71 | KES BUSINESS S.R.L. | Municipiul Bistriţa | Bistriţa-Năsăud | 6.3 m | 22 |
| 72 | URS ENGINEERS & CONSTRUCTORS ROMANIA SRL | Bucureşti Sectorul 2 | Bucureşti | 6.3 m | 380 |
| 73 | DOUBLE A TRUST S.R.L. | Loc. Năvodari, Oraş Năvodari | Constanţa | 6.2 m | 4 |
| 74 | SELLM SRL | Municipiul Timişoara | Timiş | 6.2 m | 9 |
| 75 | PROTELCO SA | Municipiul Câmpina | Prahova | 6.1 m | 100 |
| 76 | PENTANOVA AUTOMATIZĂRI SRL | Municipiul Oradea | Bihor | 6.1 m | 32 |
| 77 | SEPTEMBRIE CONSULTING SRL | Bucureşti Sectorul 5 | Bucureşti | 6.1 m | 38 |
| 78 | CONSTRUCT C.D.P. SRL | Municipiul Baia Mare | Maramureş | 6.0 m | 16 |
| 79 | LUKAND ENERGY STUDIO S.R.L. | Municipiul Craiova | Dolj | 6.0 m | 3 |
| 80 | SERVELECT SRL | Municipiul Cluj-Napoca | Cluj | 5.9 m | 54 |
| 81 | CUBICON INVEST SRL | Municipiul Baia Mare | Maramureş | 5.9 m | 26 |
| 82 | WASTE POWERTECH SRL | Loc. Ungheni, Oraş Ungheni | Mureş | 5.9 m | 12 |
| 83 | TRACTEBEL ENGINEERING SA | Bucureşti Sectorul 1 | Bucureşti | 5.9 m | 135 |
| 84 | GISCAD SRL | Municipiul Arad | Arad | 5.9 m | 16 |
| 85 | LAITOKSET SRL | Municipiul Satu Mare | Satu Mare | 5.8 m | 20 |
| 86 | GRAFIC TENDS S.R.L. | Sat Tamaşi, Comuna Corbeanca | Ilfov | 5.8 m | 4 |
| 87 | BLACK LIGHT SRL | Municipiul Timişoara | Timiş | 5.8 m | 18 |
| 88 | SWARCO TRAFFIC ROMANIA SRL | Bucureşti Sectorul 1 | Bucureşti | 5.8 m | 34 |
| 89 | GEOMETRICS ENERGY SRL | Bucureşti Sectorul 1 | Bucureşti | 5.7 m | 1 |
| 90 | NACO EXPRESS SRL | Bucureşti Sectorul 3 | Bucureşti | 5.7 m | 8 |
| 91 | DATCOMP SRL | Sat Chişoda, Comuna Giroc | Timiş | 5.6 m | 43 |
| 92 | AIB CONSULTING SRL | Municipiul Cluj-Napoca | Cluj | 5.5 m | 1 |
| 93 | TEHNICA DE AUTOMATIZARE - SIBIU SRL | Municipiul Sibiu | Sibiu | 5.4 m | 53 |
| 94 | AKKODIS ROMANIA S.R.L. | Bucureşti Sectorul 5 | Bucureşti | 5.4 m | 548 |
| 95 | STAR CONSTR. SRL | Bucureşti Sectorul 2 | Bucureşti | 5.3 m | 21 |
| 96 | POWER DESIGN SRL | Municipiul Cluj-Napoca | Cluj | 5.3 m | 36 |
| 97 | RAVLUX PROIECT SRL | Sat Mihai Viteazu, Comuna Mihai Viteazu | Cluj | 5.3 m | 3 |
| 98 | GRANDI ENERGY DESIGN SRL | Loc. Băicoi, Oraş Băicoi | Prahova | 5.2 m | 10 |
| 99 | GRAFIT ENGINEERING S.R.L. | Municipiul Iaşi | Iaşi | 5.1 m | 25 |
| 100 | VALIANT TMS RO SRL | Municipiul Oradea | Bihor | 5.1 m | 188 |
