| 1 | RENAULT TECHNOLOGIE ROUMANIE S.R.L. | Bucureşti Sectorul 6 | Bucureşti | 1.1 bn | 1,572 |
| 2 | ENEVO GROUP SRL | Bucureşti Sectorul 2 | Bucureşti | 699.1 m | 194 |
| 3 | EXIMPROD ENGINEERING S.A. | Municipiul Buzău | Buzău | 305.9 m | 105 |
| 4 | ADREM ENGINEERING S.A. | Bucureşti Sectorul 1 | Bucureşti | 249.2 m | 76 |
| 5 | WEATHERFORD ATLAS GIP SA | Municipiul Ploieşti | Prahova | 229.8 m | 258 |
| 6 | ADREM INVEST SRL | Oraş Otopeni | Ilfov | 229.0 m | 586 |
| 7 | BERTRANDT ENGINEERING TECHNOLOGIES ROMANIA SRL | Municipiul Sibiu | Sibiu | 190.8 m | 957 |
| 8 | EMERSON PROCESS MANAGEMENT ROMANIA SRL | Bucureşti Sectorul 2 | Bucureşti | 187.0 m | 62 |
| 9 | ALEWIJNSE MARINE GALAŢI SOCIETATE PE ACŢIUNI | Municipiul Galaţi | Galaţi | 181.6 m | 450 |
| 10 | GAUSS SRL | Municipiul Timişoara | Timiş | 181.5 m | 192 |
| 11 | TECHNOSYSTEMS DELIVER SRL | Bucureşti Sectorul 6 | Bucureşti | 178.4 m | 38 |
| 12 | AMICII BUILDING SRL | Sat Tiha Bârgăului, Comuna Tiha Bârgăului | Bistriţa-Năsăud | 164.0 m | 139 |
| 13 | PROSPECTIUNI SA | Bucureşti Sectorul 1 | Bucureşti | 158.3 m | 379 |
| 14 | PROCESS ENGINEERING SRL | Bucureşti Sectorul 2 | Bucureşti | 156.9 m | 127 |
| 15 | PROACTIV SRL | Loc. Călan, Oraş Călan | Hunedoara | 155.2 m | 230 |
| 16 | GEA REFRIGERATION ROMANIA SRL | Municipiul Cluj-Napoca | Cluj | 148.3 m | 58 |
| 17 | CLEAN ROOM CONSULTING SRL | Bucureşti Sectorul 5 | Bucureşti | 147.0 m | 98 |
| 18 | KROMBERG & SCHUBERT ROMANIA TI SRL | Municipiul Timişoara | Timiş | 129.1 m | 585 |
| 19 | QUARTZ MATRIX SRL | Municipiul Iaşi | Iaşi | 126.1 m | 94 |
| 20 | VALIANT TMS RO SRL | Municipiul Oradea | Bihor | 122.1 m | 188 |
| 21 | LEVIATAN DESIGN SRL | Bucureşti Sectorul 3 | Bucureşti | 119.7 m | 92 |
| 22 | ELECTROVALCEA SRL | Municipiul Râmnicu Vâlcea | Vâlcea | 117.6 m | 190 |
| 23 | CONCRETE & DESIGN SOLUTIONS SRL | Bucureşti Sectorul 1 | Bucureşti | 110.8 m | 137 |
| 24 | ARCADIS EXCELLENCE CENTER ROMANIA S.A. | Municipiul Iaşi | Iaşi | 110.4 m | 509 |
| 25 | AKKODIS ROMANIA S.R.L. | Bucureşti Sectorul 5 | Bucureşti | 109.8 m | 548 |
| 26 | URS ENGINEERS & CONSTRUCTORS ROMANIA SRL | Bucureşti Sectorul 2 | Bucureşti | 101.1 m | 380 |
| 27 | GEOTOP SRL | Municipiul Slatina | Olt | 100.9 m | 34 |
| 28 | TECNIC CONSULTING ENGINEERING ROMANIA SRL | Bucureşti Sectorul 1 | Bucureşti | 95.9 m | 83 |
| 29 | SAIDEL ENGINEERING S.A. | Bucureşti Sectorul 1 | Bucureşti | 93.2 m | 105 |
| 30 | TRIDENT SERVICII SI MENTENANTA S.A. | Bucureşti Sectorul 4 | Bucureşti | 92.2 m | 103 |
| 31 | TECHNYX EURO SERVICES SRL | Municipiul Braşov | Braşov | 91.0 m | 424 |
| 32 | MICROCHIP TECHNOLOGY SRL | Bucureşti Sectorul 6 | Bucureşti | 86.0 m | 203 |
| 33 | ANTISEL RO SRL | Bucureşti Sectorul 3 | Bucureşti | 83.2 m | 40 |
| 34 | ARRK RESEARCH & DEVELOPMENT SRL | Municipiul Cluj-Napoca | Cluj | 82.1 m | 388 |
| 35 | TRANSGEX SA | Municipiul Oradea | Bihor | 80.3 m | 190 |
| 36 | GOTRACAM SRL | Bucureşti Sectorul 2 | Bucureşti | 78.3 m | 13 |
| 37 | CANADIAN NUCLEAR PARTNERS S.A. | Bucureşti Sectorul 2 | Bucureşti | 77.8 m | 12 |
| 38 | BLUESPACE TECHNOLOGY S.A. | Oraş Bragadiru | Ilfov | 75.7 m | 136 |
| 39 | MARINE ENGINEERING SRL | Municipiul Galaţi | Galaţi | 75.7 m | 195 |
| 40 | RAMBOLL SOUTH EAST EUROPE S.R.L. | Municipiul Târgovişte | Dâmboviţa | 75.6 m | 121 |
| 41 | RAPTRONIC PROCESS ENGINEERING SRL | Municipiul Braşov | Braşov | 75.2 m | 97 |
| 42 | ALTEN DELIVERY CENTER EASTERN EUROPE S.R.L. | Municipiul Iaşi | Iaşi | 74.8 m | 336 |
| 43 | SELLM SRL | Municipiul Timişoara | Timiş | 74.2 m | 9 |
| 44 | ROMAIR CONSULTING SRL | Bucureşti Sectorul 1 | Bucureşti | 73.6 m | 101 |
| 45 | TPF INGINERIE S.R.L. | Bucureşti Sectorul 5 | Bucureşti | 65.2 m | 112 |
| 46 | ENSYS RENEWABLE SOLUTIONS S.A. | Municipiul Oradea | Bihor | 64.3 m | 95 |
| 47 | ICEPRONAV ENGINEERING SRL | Municipiul Galaţi | Galaţi | 63.6 m | 230 |
| 48 | LUDAN ENGINEERING SRL | Bucureşti Sectorul 5 | Bucureşti | 60.7 m | 113 |
| 49 | VARD ENGINEERING CONSTANȚA SRL | Municipiul Constanţa | Constanţa | 58.9 m | 200 |
| 50 | CONSITRANS SRL | Bucureşti Sectorul 1 | Bucureşti | 58.5 m | 194 |
| 51 | DATCOMP SRL | Sat Chişoda, Comuna Giroc | Timiş | 58.0 m | 43 |
| 52 | TRACTEBEL ENGINEERING SA | Bucureşti Sectorul 1 | Bucureşti | 57.7 m | 135 |
| 53 | SFC CLEAN ENERGY S.R.L. | Municipiul Cluj-Napoca | Cluj | 57.0 m | 34 |
| 54 | ELSATERM CONSTRUCT SRL | Municipiul Cluj-Napoca | Cluj | 56.2 m | 3 |
| 55 | LE BON PROJET SRL | Municipiul Braşov | Braşov | 55.7 m | 40 |
| 56 | EGIS ROMANIA SA | Bucureşti Sectorul 1 | Bucureşti | 54.6 m | 113 |
| 57 | TECHNO ENGINEERING & ASSOCIATES SRL | Bucureşti Sectorul 4 | Bucureşti | 54.6 m | 66 |
| 58 | I.S.P.C.F. SA | Bucureşti Sectorul 1 | Bucureşti | 54.2 m | 115 |
| 59 | FEV ECE AUTOMOTIVE SRL | Bucureşti Sectorul 4 | Bucureşti | 53.1 m | 137 |
| 60 | SWARCO TRAFFIC ROMANIA SRL | Bucureşti Sectorul 1 | Bucureşti | 52.3 m | 34 |
| 61 | BAICONS IMPEX SRL | Bucureşti Sectorul 2 | Bucureşti | 52.1 m | 75 |
| 62 | PENTANOVA AUTOMATIZĂRI SRL | Municipiul Oradea | Bihor | 51.8 m | 32 |
| 63 | SEGULA TECHNOLOGIES ROMANIA SRL | Bucureşti Sectorul 4 | Bucureşti | 50.8 m | 285 |
| 64 | GREEN DESIGN AUTOMATION SRL | Bucureşti Sectorul 6 | Bucureşti | 50.8 m | 35 |
| 65 | ILF CONSULTING ENGINEERS ROMANIA S.R.L. | Municipiul Ploieşti | Prahova | 50.6 m | 71 |
| 66 | SABARO GC S.R.L. | Municipiul Timişoara | Timiş | 49.8 m | 3 |
| 67 | SERVELECT SRL | Municipiul Cluj-Napoca | Cluj | 48.7 m | 54 |
| 68 | DURAMAT TACNET S.R.L. | Bucureşti Sectorul 5 | Bucureşti | 48.6 m | 6 |
| 69 | IRD Engineering SRL Roma Sucursala Bucuresti | Bucureşti Sectorul 1 | Bucureşti | 46.3 m | 91 |
| 70 | RAVLUX PROIECT SRL | Sat Mihai Viteazu, Comuna Mihai Viteazu | Cluj | 46.1 m | 3 |
| 71 | LAURA UNLIMITED SRL | Sat Găiseni, Comuna Găiseni | Giurgiu | 45.3 m | 14 |
| 72 | ROCONSULT TECH SRL | Municipiul Ploieşti | Prahova | 43.3 m | 53 |
| 73 | KINECTRICS NUCLEAR ROMANIA S.R.L. | Bucureşti Sectorul 1 | Bucureşti | 43.2 m | 33 |
| 74 | F & R WORLDWIDE SRL | Bucureşti Sectorul 2 | Bucureşti | 42.6 m | 82 |
| 75 | OPTIM PROJECT MANAGEMENT SRL | Bucureşti Sectorul 1 | Bucureşti | 41.7 m | 47 |
| 76 | COMPANIA MUNICIPALĂ ENERGETICA SERVICII BUCUREŞTI S.A. | Bucureşti Sectorul 3 | Bucureşti | 41.7 m | 225 |
| 77 | ZOORK S.R.L. | Sat Tomeşti, Comuna Tomeşti | Iaşi | 41.6 m | 90 |
| 78 | ICA PROBUILT S.R.L. | Sat Hărman, Comuna Hărman | Braşov | 40.5 m | 51 |
| 79 | YÜKSEL PROJE ANONIM SIRKETI ANKARA - SUCURSALA BUCURESTI | Bucureşti Sectorul 1 | Bucureşti | 39.2 m | 16 |
| 80 | ENERGOICE SRL | Sat Săvineşti, Comuna Săvineşti | Neamţ | 38.9 m | 48 |
| 81 | DASSTEC B2B SRL | Sat Căţelu, Comuna Glina | Ilfov | 38.2 m | 44 |
| 82 | DB ENGINEERING & CONSULTING GMBH BERLIN GERMANIA - SUCURSALA BUCURESTI ROMANIA | Bucureşti Sectorul 2 | Bucureşti | 37.0 m | 149 |
| 83 | MONSSON OPERATION SRL | Municipiul Constanţa | Constanţa | 36.8 m | 99 |
| 84 | GMV INNOVATING SOLUTIONS SRL | Bucureşti Sectorul 1 | Bucureşti | 36.8 m | 61 |
| 85 | IPIP SA | Municipiul Ploieşti | Prahova | 36.7 m | 130 |
| 86 | GDT CONCRET SRL | Municipiul Bistriţa | Bistriţa-Năsăud | 36.7 m | 9 |
| 87 | JDA CONSULT SRL | Municipiul Timişoara | Timiş | 35.9 m | 11 |
| 88 | ALSECA ENGINEERING SA | Loc. Buftea, Oraş Buftea | Ilfov | 35.1 m | 90 |
| 89 | MEGA MÜHENDISLIK MÜȘAVIRLIK ANONIM SIRKETI ANKARA SUCURSALA BUCURESTI | Bucureşti Sectorul 3 | Bucureşti | 35.1 m | 23 |
| 90 | SEPTEMBRIE CONSULTING SRL | Bucureşti Sectorul 5 | Bucureşti | 35.0 m | 38 |
| 91 | GPI BUILDING LOGISTIC SRL | Bucureşti Sectorul 1 | Bucureşti | 34.8 m | 35 |
| 92 | SEIV INSTAL SRL | Municipiul Târgu Mureş | Mureş | 34.6 m | 43 |
| 93 | POPP & ASOCIATII SRL | Bucureşti Sectorul 3 | Bucureşti | 34.0 m | 62 |
| 94 | PRIMUL MERIDIAN SRL | Municipiul Slatina | Olt | 34.0 m | 32 |
| 95 | DREAMS RIVIERA SRL | Municipiul Galaţi | Galaţi | 33.5 m | 9 |
| 96 | INTO SRL | Sat Războieni, Comuna Ion Neculce | Iaşi | 33.4 m | 38 |
| 97 | ELEMENTAL ENERGIES S.R.L. | Bucureşti Sectorul 2 | Bucureşti | 32.8 m | 5 |
| 98 | GFS ENGINEERING & TECHNICAL CONSULTING S.R.L. | Bucureşti Sectorul 1 | Bucureşti | 32.7 m | 6 |
| 99 | CORNEL & CORNEL TOPOEXIM SRL | Bucureşti Sectorul 2 | Bucureşti | 32.7 m | 105 |
| 100 | GEODATA SERVICES S.R.L. | Bucureşti Sectorul 1 | Bucureşti | 31.7 m | 28 |