| 1 | ENEVO GROUP SRL | Bucureşti Sectorul 2 | Bucureşti | 58,9 mil. | 194 |
| 2 | RENAULT TECHNOLOGIE ROUMANIE S.R.L. | Bucureşti Sectorul 6 | Bucureşti | 55,0 mil. | 1.572 |
| 3 | DURAMAT TACNET S.R.L. | Bucureşti Sectorul 5 | Bucureşti | 33,9 mil. | 6 |
| 4 | EMERSON PROCESS MANAGEMENT ROMANIA SRL | Bucureşti Sectorul 2 | Bucureşti | 32,5 mil. | 62 |
| 5 | HELIOPOLISRO WIND MANAGEMENT S.R.L. | Bucureşti Sectorul 1 | Bucureşti | 32,3 mil. | 6 |
| 6 | ADREM ENGINEERING S.A. | Bucureşti Sectorul 1 | Bucureşti | 29,0 mil. | 76 |
| 7 | EXIMPROD ENGINEERING S.A. | Municipiul Buzău | Buzău | 29,0 mil. | 105 |
| 8 | CONCRETE & DESIGN SOLUTIONS SRL | Bucureşti Sectorul 1 | Bucureşti | 28,3 mil. | 137 |
| 9 | TECNIC CONSULTING ENGINEERING ROMANIA SRL | Bucureşti Sectorul 1 | Bucureşti | 26,4 mil. | 83 |
| 10 | HELIOPOLISRO ENERGY & ENGINEERING SRL | Municipiul Timişoara | Timiş | 22,7 mil. | 11 |
| 11 | CANADIAN NUCLEAR PARTNERS S.A. | Bucureşti Sectorul 2 | Bucureşti | 21,6 mil. | 12 |
| 12 | MERIDIAN AIR S.R.L. | Bucureşti Sectorul 2 | Bucureşti | 21,1 mil. | 1 |
| 13 | ALEWIJNSE MARINE GALAŢI SOCIETATE PE ACŢIUNI | Municipiul Galaţi | Galaţi | 18,9 mil. | 450 |
| 14 | PROCESS ENGINEERING SRL | Bucureşti Sectorul 2 | Bucureşti | 18,3 mil. | 127 |
| 15 | TECHNOSYSTEMS DELIVER SRL | Bucureşti Sectorul 6 | Bucureşti | 18,2 mil. | 38 |
| 16 | BITEA ANTREPRIZA SRL | Municipiul Timişoara | Timiş | 17,8 mil. | 10 |
| 17 | ELCARA MANAGEMENT S.R.L. | Sat Dumbrăviţa, Comuna Dumbrăviţa | Timiş | 17,6 mil. | 2 |
| 18 | HM CAPITAL CONSULT S.R.L. | Bucureşti Sectorul 2 | Bucureşti | 17,5 mil. | 10 |
| 19 | I.S.P.C.F. SA | Bucureşti Sectorul 1 | Bucureşti | 16,7 mil. | 115 |
| 20 | AMICII BUILDING SRL | Sat Tiha Bârgăului, Comuna Tiha Bârgăului | Bistriţa-Năsăud | 16,5 mil. | 139 |
| 21 | SPOWER HELIOS S.A. | Bucureşti Sectorul 1 | Bucureşti | 15,6 mil. | 0 |
| 22 | GEOTOP SRL | Municipiul Slatina | Olt | 15,5 mil. | 34 |
| 23 | GEA REFRIGERATION ROMANIA SRL | Municipiul Cluj-Napoca | Cluj | 14,9 mil. | 58 |
| 24 | MICROCHIP TECHNOLOGY SRL | Bucureşti Sectorul 6 | Bucureşti | 14,5 mil. | 203 |
| 25 | ADREM INVEST SRL | Oraş Otopeni | Ilfov | 13,3 mil. | 586 |
| 26 | SPECIALIST CONSULTING SRL | Bucureşti Sectorul 1 | Bucureşti | 13,1 mil. | 19 |
| 27 | PROACTIV SRL | Loc. Călan, Oraş Călan | Hunedoara | 11,9 mil. | 230 |
| 28 | SAIDEL ENGINEERING S.A. | Bucureşti Sectorul 1 | Bucureşti | 11,8 mil. | 105 |
| 29 | ROCONSULT TECH SRL | Municipiul Ploieşti | Prahova | 11,5 mil. | 53 |
| 30 | KREG CONSTRUCT & CONSULT SRL | Bucureşti Sectorul 5 | Bucureşti | 11,3 mil. | 29 |
| 31 | ELECTROVALCEA SRL | Municipiul Râmnicu Vâlcea | Vâlcea | 11,2 mil. | 190 |
| 32 | QUARTZ MATRIX SRL | Municipiul Iaşi | Iaşi | 11,2 mil. | 94 |
| 33 | MONSSON OPERATION SRL | Municipiul Constanţa | Constanţa | 11,1 mil. | 99 |
| 34 | ANTISEL RO SRL | Bucureşti Sectorul 3 | Bucureşti | 11,0 mil. | 40 |
| 35 | AL TRADING SRL | Municipiul Craiova | Dolj | 10,7 mil. | 8 |
| 36 | BERTRANDT ENGINEERING TECHNOLOGIES ROMANIA SRL | Municipiul Sibiu | Sibiu | 10,3 mil. | 957 |
| 37 | APA PROIECT SRL | Bucureşti Sectorul 6 | Bucureşti | 10,3 mil. | 6 |
| 38 | RAMBOLL SOUTH EAST EUROPE S.R.L. | Municipiul Târgovişte | Dâmboviţa | 9,7 mil. | 121 |
| 39 | CLEAN ROOM CONSULTING SRL | Bucureşti Sectorul 5 | Bucureşti | 9,4 mil. | 98 |
| 40 | GAUSS SRL | Municipiul Timişoara | Timiş | 9,3 mil. | 192 |
| 41 | EPCM10 SRL | Bucureşti Sectorul 2 | Bucureşti | 9,1 mil. | 36 |
| 42 | KINECTRICS NUCLEAR ROMANIA S.R.L. | Bucureşti Sectorul 1 | Bucureşti | 9,0 mil. | 33 |
| 43 | COMPLEX DESIGN SRL | Bucureşti Sectorul 3 | Bucureşti | 8,9 mil. | 3 |
| 44 | MBK POWER ENERGY S.R.L. | Municipiul Cluj-Napoca | Cluj | 8,9 mil. | 13 |
| 45 | LUDAN ENGINEERING SRL | Bucureşti Sectorul 5 | Bucureşti | 8,7 mil. | 113 |
| 46 | MC GENERAL CONSTRUCT ENGINEERING SRL | Bucureşti Sectorul 2 | Bucureşti | 8,6 mil. | 55 |
| 47 | MARINE ENGINEERING SRL | Municipiul Galaţi | Galaţi | 8,6 mil. | 195 |
| 48 | VENTURO INVESTMENT SRL | Bucureşti Sectorul 3 | Bucureşti | 8,6 mil. | 63 |
| 49 | RAPTRONIC PROCESS ENGINEERING SRL | Municipiul Braşov | Braşov | 8,4 mil. | 97 |
| 50 | BAICONS IMPEX SRL | Bucureşti Sectorul 2 | Bucureşti | 8,4 mil. | 75 |
| 51 | ACO GREEN DEVELOPMENT S.R.L. | Loc. Balş, Oraş Balş | Olt | 8,1 mil. | 0 |
| 52 | ENERGOICE SRL | Sat Săvineşti, Comuna Săvineşti | Neamţ | 8,0 mil. | 48 |
| 53 | INTER COMPLEX SRL | Municipiul Slatina | Olt | 7,9 mil. | 19 |
| 54 | INTELTERM CONSULTING SRL | Sat Floreşti, Comuna Floreşti | Cluj | 7,9 mil. | 20 |
| 55 | BLUE MOON ESTATE SRL | Municipiul Timişoara | Timiş | 7,8 mil. | 0 |
| 56 | ALTEN DELIVERY CENTER EASTERN EUROPE S.R.L. | Municipiul Iaşi | Iaşi | 7,6 mil. | 336 |
| 57 | BCI AUTOMATICA INDUSTRIALA SRL | Bucureşti Sectorul 5 | Bucureşti | 7,5 mil. | 3 |
| 58 | ROSINAV SRL | Municipiul Brăila | Brăila | 7,3 mil. | 60 |
| 59 | INTO SRL | Sat Războieni, Comuna Ion Neculce | Iaşi | 7,2 mil. | 38 |
| 60 | LEVIATAN DESIGN SRL | Bucureşti Sectorul 3 | Bucureşti | 7,1 mil. | 92 |
| 61 | GEOMATICS INTEGRATED SERVICES S.R.L. | Bucureşti Sectorul 1 | Bucureşti | 7,1 mil. | 68 |
| 62 | BLUESPACE TECHNOLOGY S.A. | Oraş Bragadiru | Ilfov | 7,1 mil. | 136 |
| 63 | JDA CONSULT SRL | Municipiul Timişoara | Timiş | 7,0 mil. | 11 |
| 64 | CROMO ADVERTISING SRL | Municipiul Constanţa | Constanţa | 6,9 mil. | 4 |
| 65 | ICA PROBUILT S.R.L. | Sat Hărman, Comuna Hărman | Braşov | 6,7 mil. | 51 |
| 66 | ADP ARHITECTURA SI INGINERIE S.R.L. | Municipiul Cluj-Napoca | Cluj | 6,7 mil. | 9 |
| 67 | ARCADIS EXCELLENCE CENTER ROMANIA S.A. | Municipiul Iaşi | Iaşi | 6,6 mil. | 509 |
| 68 | RODELTA POWER INTERNATIONAL SRL | Bucureşti Sectorul 2 | Bucureşti | 6,6 mil. | 1 |
| 69 | GEODATA SERVICES S.R.L. | Bucureşti Sectorul 1 | Bucureşti | 6,5 mil. | 28 |
| 70 | SADE INGENIERIE S.R.L. | Bucureşti Sectorul 2 | Bucureşti | 6,4 mil. | 30 |
| 71 | KES BUSINESS S.R.L. | Municipiul Bistriţa | Bistriţa-Năsăud | 6,3 mil. | 22 |
| 72 | URS ENGINEERS & CONSTRUCTORS ROMANIA SRL | Bucureşti Sectorul 2 | Bucureşti | 6,3 mil. | 380 |
| 73 | DOUBLE A TRUST S.R.L. | Loc. Năvodari, Oraş Năvodari | Constanţa | 6,2 mil. | 4 |
| 74 | SELLM SRL | Municipiul Timişoara | Timiş | 6,2 mil. | 9 |
| 75 | PROTELCO SA | Municipiul Câmpina | Prahova | 6,1 mil. | 100 |
| 76 | PENTANOVA AUTOMATIZĂRI SRL | Municipiul Oradea | Bihor | 6,1 mil. | 32 |
| 77 | SEPTEMBRIE CONSULTING SRL | Bucureşti Sectorul 5 | Bucureşti | 6,1 mil. | 38 |
| 78 | CONSTRUCT C.D.P. SRL | Municipiul Baia Mare | Maramureş | 6,0 mil. | 16 |
| 79 | LUKAND ENERGY STUDIO S.R.L. | Municipiul Craiova | Dolj | 6,0 mil. | 3 |
| 80 | SERVELECT SRL | Municipiul Cluj-Napoca | Cluj | 5,9 mil. | 54 |
| 81 | CUBICON INVEST SRL | Municipiul Baia Mare | Maramureş | 5,9 mil. | 26 |
| 82 | WASTE POWERTECH SRL | Loc. Ungheni, Oraş Ungheni | Mureş | 5,9 mil. | 12 |
| 83 | TRACTEBEL ENGINEERING SA | Bucureşti Sectorul 1 | Bucureşti | 5,9 mil. | 135 |
| 84 | GISCAD SRL | Municipiul Arad | Arad | 5,9 mil. | 16 |
| 85 | LAITOKSET SRL | Municipiul Satu Mare | Satu Mare | 5,8 mil. | 20 |
| 86 | GRAFIC TENDS S.R.L. | Sat Tamaşi, Comuna Corbeanca | Ilfov | 5,8 mil. | 4 |
| 87 | BLACK LIGHT SRL | Municipiul Timişoara | Timiş | 5,8 mil. | 18 |
| 88 | SWARCO TRAFFIC ROMANIA SRL | Bucureşti Sectorul 1 | Bucureşti | 5,8 mil. | 34 |
| 89 | GEOMETRICS ENERGY SRL | Bucureşti Sectorul 1 | Bucureşti | 5,7 mil. | 1 |
| 90 | NACO EXPRESS SRL | Bucureşti Sectorul 3 | Bucureşti | 5,7 mil. | 8 |
| 91 | DATCOMP SRL | Sat Chişoda, Comuna Giroc | Timiş | 5,6 mil. | 43 |
| 92 | AIB CONSULTING SRL | Municipiul Cluj-Napoca | Cluj | 5,5 mil. | 1 |
| 93 | TEHNICA DE AUTOMATIZARE - SIBIU SRL | Municipiul Sibiu | Sibiu | 5,4 mil. | 53 |
| 94 | AKKODIS ROMANIA S.R.L. | Bucureşti Sectorul 5 | Bucureşti | 5,4 mil. | 548 |
| 95 | STAR CONSTR. SRL | Bucureşti Sectorul 2 | Bucureşti | 5,3 mil. | 21 |
| 96 | POWER DESIGN SRL | Municipiul Cluj-Napoca | Cluj | 5,3 mil. | 36 |
| 97 | RAVLUX PROIECT SRL | Sat Mihai Viteazu, Comuna Mihai Viteazu | Cluj | 5,3 mil. | 3 |
| 98 | GRANDI ENERGY DESIGN SRL | Loc. Băicoi, Oraş Băicoi | Prahova | 5,2 mil. | 10 |
| 99 | GRAFIT ENGINEERING S.R.L. | Municipiul Iaşi | Iaşi | 5,1 mil. | 25 |
| 100 | VALIANT TMS RO SRL | Municipiul Oradea | Bihor | 5,1 mil. | 188 |