| 1 | INDUSTRIAL MONTAJ S.R.L. | Municipiul Ploieşti | Prahova | 34.5 m | 310 |
| 2 | PRODFER CONSTRUCT SRL | Bucureşti Sectorul 6 | Bucureşti | 12.1 m | 138 |
| 3 | ISCHIA SRL | Municipiul Galaţi | Galaţi | 8.9 m | 10 |
| 4 | AKY CONS TIME SRL | Bucureşti Sectorul 2 | Bucureşti | 8.9 m | 3 |
| 5 | PETROCONST SA | Municipiul Constanţa | Constanţa | 7.4 m | 227 |
| 6 | SECOM CONS SRL | Municipiul Oradea | Bihor | 7.3 m | 40 |
| 7 | LUCA PREST SRL | Municipiul Cluj-Napoca | Cluj | 7.1 m | 9 |
| 8 | RECON-EX SRL | Bucureşti Sectorul 3 | Bucureşti | 6.0 m | 30 |
| 9 | KRAFTANLAGEN ROMANIA SRL | Municipiul Ploieşti | Prahova | 6.0 m | 211 |
| 10 | SYALE INVESTMENT S.R.L. | Sat Palota, Comuna Sântandrei | Bihor | 4.9 m | 8 |
| 11 | IMUC S.R.L. | Sat Geamăna, Comuna Bradu | Argeş | 4.5 m | 114 |
| 12 | LSK WORLD AG S.R.L. | Bucureşti Sectorul 3 | Bucureşti | 4.0 m | 5 |
| 13 | SPORT PLAY SYSTEMS SRL | Municipiul Turda | Cluj | 3.9 m | 7 |
| 14 | MEGAMONTAJ CONSTRUCT S.R.L. | Municipiul Vaslui | Vaslui | 3.7 m | 1 |
| 15 | SOLID HOUSE SRL | Municipiul Constanţa | Constanţa | 3.4 m | 67 |
| 16 | OFG BEST BUILDING 2020 S.R.L. | Municipiul Constanţa | Constanţa | 3.3 m | 6 |
| 17 | TECNOSCAVI SRL | Municipiul Cluj-Napoca | Cluj | 3.2 m | 109 |
| 18 | KITISAB EUROCOMPLEX SRL | Sat Schiau, Comuna Bascov | Argeş | 3.1 m | 10 |
| 19 | VDS DEVELOPMENT SERVICES S.R.L. | Oraş Voluntari | Ilfov | 3.1 m | 2 |
| 20 | ELECTRO SET S.R.L. | Municipiul Zalău | Sălaj | 2.9 m | 40 |
| 21 | OFFICE TRADING SRL | Bucureşti Sectorul 6 | Bucureşti | 2.7 m | 11 |
| 22 | INSTANT CONSTRUCT COMPANY S.R.L. | Bucureşti Sectorul 4 | Bucureşti | 2.5 m | 138 |
| 23 | PERFECT CONSTRUCT SRL | Municipiul Oneşti | Bacău | 2.5 m | 34 |
| 24 | SPORT LOGISTIC SRL | Bucureşti Sectorul 2 | Bucureşti | 2.4 m | 2 |
| 25 | SPORT ARENA SRL | Bucureşti Sectorul 2 | Bucureşti | 2.3 m | 2 |
| 26 | CONDO AEDO SRL | Bucureşti Sectorul 1 | Bucureşti | 2.0 m | 18 |
| 27 | S.M.R.SUDURA & MONTAJ S.R.L. | Sat Geamăna, Comuna Bradu | Argeş | 1.9 m | 24 |
| 28 | ARBOR ECO CONSTRUCT SRL | Bucureşti Sectorul 6 | Bucureşti | 1.8 m | 8 |
| 29 | PARDOSELI OTTO GROUP S.R.L. | Sat Bârca, Comuna Bârca | Dolj | 1.7 m | 10 |
| 30 | SPORT TARTAN S.R.L. | Bucureşti Sectorul 2 | Bucureşti | 1.5 m | 8 |
| 31 | NORDESTINA S.R.L. | Bucureşti Sectorul 3 | Bucureşti | 1.4 m | 104 |
| 32 | VLADMETAL CONSTRUCT S.R.L. | Municipiul Zalău | Sălaj | 1.4 m | 3 |
| 33 | ADMAR CAPITAL GROUP SRL | Bucureşti Sectorul 1 | Bucureşti | 1.4 m | 24 |
| 34 | PETROTOTAL SRL | Municipiul Câmpina | Prahova | 1.3 m | 22 |
| 35 | EUROTECHNIC IND SRL | Municipiul Mangalia | Constanţa | 1.3 m | 2 |
| 36 | LUXOR DESIGN CONSTRUCT SRL | Bucureşti Sectorul 6 | Bucureşti | 1.3 m | 4 |
| 37 | BULARDA SPORT CONSTRUCT S.R.L. | Sat Epureni, Comuna Epureni | Vaslui | 1.2 m | 26 |
| 38 | BURO CONSULTING SRL | Bucureşti Sectorul 1 | Bucureşti | 1.2 m | 8 |
| 39 | BEZOSTAIA SRL | Bucureşti Sectorul 1 | Bucureşti | 1.2 m | 3 |
| 40 | TOTALMONTAJ SRL | Sat Tătărani, Comuna Bărcăneşti | Prahova | 1.2 m | 103 |
| 41 | ISLC CONSULTING S.R.L. | Municipiul Mangalia | Constanţa | 1.1 m | 1 |
| 42 | PROPOINT INDUSTRIES S.R.L. | Sat Manolache, Comuna Glina | Ilfov | 1.1 m | 9 |
| 43 | B.R.K. HOUSE CONSTRUCT S.R.L. | Municipiul Constanţa | Constanţa | 1.0 m | 5 |
| 44 | HERACLEEA SERVICII S.R.L. | Sat Enisala, Comuna Sarichioi | Tulcea | 1.0 m | 4 |
| 45 | CEDOL AUTOCRAFT SRL | Municipiul Iaşi | Iaşi | 1.0 m | 83 |
| 46 | SPIDER COM SRL | Municipiul Bacău | Bacău | 961 k | 6 |
| 47 | VEST STRADE CONS SRL | Bucureşti Sectorul 1 | Bucureşti | 929 k | 1 |
| 48 | MACARI RMC CONSTRUCT SRL | Sat Mogoşoaia, Comuna Mogoşoaia | Ilfov | 926 k | 5 |
| 49 | LES CONNAISSEURS SRL | Bucureşti Sectorul 6 | Bucureşti | 880 k | 4 |
| 50 | CÎMPEANU DEP CONSTRUCT SRL | Sat Boureni, Comuna Balş | Iaşi | 869 k | 38 |
| 51 | CLEAN ENGINEERING S.R.L. | Comuna Berceni | Ilfov | 857 k | 1 |
| 52 | MAVA CONSTRUCT TOTAL SRL | Bucureşti Sectorul 6 | Bucureşti | 849 k | 21 |
| 53 | BIT CONSTRUCT TEAM S.R.L. | Bucureşti Sectorul 4 | Bucureşti | 813 k | 1 |
| 54 | SER-CON CONSTRUCTII SRL | Bucureşti Sectorul 2 | Bucureşti | 803 k | 33 |
| 55 | ARTEP EQUIPMENT S.R.L. | Sat Dumbrăviţa, Comuna Dumbrăviţa | Timiş | 793 k | 7 |
| 56 | SABATO SRL | Bucureşti Sectorul 2 | Bucureşti | 790 k | 1 |
| 57 | PIPELINE S.R.L. | Bucureşti Sectorul 3 | Bucureşti | 771 k | 2 |
| 58 | S.U.C.T. SA | Municipiul Suceava | Suceava | 751 k | 178 |
| 59 | LE GAZ INTEGRAL (SUISSE) SA LAUSANNE SUCURSALA BUCURESTI | Bucureşti Sectorul 1 | Bucureşti | 715 k | 1 |
| 60 | LAZAR INVESTMENT S.A. | Municipiul Timişoara | Timiş | 712 k | 0 |
| 61 | AMBIENT ONE CONSTRUCT SRL | Sat Viişoara, Comuna Cobadin | Constanţa | 708 k | 22 |
| 62 | WESTZONE ADVISOR S.R.L. | Municipiul Timişoara | Timiş | 699 k | 1 |
| 63 | TRANSILVANIA INFRASTRUCTURA S.R.L. | Sat Apahida, Comuna Apahida | Cluj | 665 k | 5 |
| 64 | LIFTCON SRL | Bucureşti Sectorul 3 | Bucureşti | 652 k | 1 |
| 65 | GOKCE PROJECT MANAGEMENT SRL | Sat Ştefăneştii de Jos, Comuna Ştefăneştii de Jos | Ilfov | 637 k | 1 |
| 66 | DUŢĂ PROJECT CONSTRUCT SRL | Bucureşti Sectorul 5 | Bucureşti | 623 k | 7 |
| 67 | B.C.F. INVEST GROUP SRL | Sat Măniceşti, Comuna Băiculeşti | Argeş | 614 k | 9 |
| 68 | DEMAT CONSTRUCT SRL | Municipiul Craiova | Dolj | 610 k | 1 |
| 69 | DIDA CONSTRUCT SRL | Sat Săcălaz, Comuna Săcălaz | Timiş | 577 k | 21 |
| 70 | RAFIPREST SERV21 S.R.L. | Loc. Titu, Oraş Titu | Dâmboviţa | 572 k | 10 |
| 71 | AVRĂMESCU CE CONSTRUCT S.R.L. | Sat Cioponeşti, Comuna Stăneşti | Vâlcea | 572 k | 6 |
| 72 | CREARC-CONSTRUCȚII ȘI MATERIALE S.R.L. | Municipiul Constanţa | Constanţa | 564 k | 22 |
| 73 | MID WORK CONSULTING SRL | Municipiul Constanţa | Constanţa | 542 k | 25 |
| 74 | GO PADEL CONSTRUCT S.R.L. | Sat Iugani, Comuna Mirceşti | Iaşi | 509 k | 4 |
| 75 | WYW ENGINEERING CONTRACTOR S.R.L. | Sat Smeura, Comuna Moşoaia | Argeş | 480 k | 2 |
| 76 | EUROCAT 2006 SRL | Sat Rugineşti, Comuna Rugineşti | Vrancea | 467 k | 9 |
| 77 | PECON INSTAL SRL | Bucureşti Sectorul 6 | Bucureşti | 460 k | — |
| 78 | GLOBAL SPORT TOP CONSTRUCT S.R.L. | Municipiul Rădăuţi | Suceava | 452 k | 12 |
| 79 | IDEAL MONTAGEM ANLAGE S.R.L. | Municipiul Craiova | Dolj | 439 k | 5 |
| 80 | WTE WASSERTECHNIK GMBH ESSEN SUCURSALA CLUJ-NAPOCA | Municipiul Cluj-Napoca | Cluj | 430 k | 7 |
| 81 | AXA INT'L CONSTRUCT SRL | Bucureşti Sectorul 1 | Bucureşti | 423 k | 11 |
| 82 | ALSO EDILE SRL | Loc. Lipova, Oraş Lipova | Arad | 422 k | 8 |
| 83 | SPORT PROJECT SRL | Sat Topolovăţu Mare, Comuna Topolovăţu Mare | Timiş | 422 k | 0 |
| 84 | CREATIVE EVENT MANAGEMENT SRL | Sat Spătaru, Comuna Costeşti | Buzău | 419 k | 6 |
| 85 | RENEWABLE REPOWERING S.R.L. | Municipiul Cluj-Napoca | Cluj | 415 k | 1 |
| 86 | DALV COMMUNICATION SRL | Bucureşti Sectorul 2 | Bucureşti | 413 k | 2 |
| 87 | AXA GENERAL CONSTRUCT S.R.L. | Sat Dumitreşti, Comuna Verguleasa | Olt | 407 k | 5 |
| 88 | CCA PROJECT S.R.L. | Bucureşti Sectorul 2 | Bucureşti | 403 k | 1 |
| 89 | FAMPOL SMART SALES S.R.L. | Bucureşti Sectorul 3 | Bucureşti | 396 k | 4 |
| 90 | AMBIENTRAM SRL | Sat Ursoaia, Comuna Negomir | Gorj | 390 k | 8 |
| 91 | NEW ERA CONSTRUCT SAV S.R.L. | Bucureşti Sectorul 4 | Bucureşti | 369 k | 1 |
| 92 | KASTA METAL SRL | Bucureşti Sectorul 2 | Bucureşti | 357 k | 13 |
| 93 | NARODOT CONSTRUCT SRL | Loc. Haţeg, Oraş Haţeg | Hunedoara | 347 k | 21 |
| 94 | TOPOLIV SRL | Municipiul Cluj-Napoca | Cluj | 347 k | 1 |
| 95 | BREMONT UTIL CONSTRUCT S.R.L. | Loc. Eforie Nord, Oraş Eforie | Constanţa | 343 k | 2 |
| 96 | MAOG GRUP S.R.L. | Sat Răzeşu, Comuna Glăvăneşti | Bacău | 337 k | 2 |
| 97 | VLACO CONSTRUCT TRADING S.R.L. | Bucureşti Sectorul 6 | Bucureşti | 328 k | 2 |
| 98 | TRANS OIL SRL | Municipiul Sibiu | Sibiu | 318 k | 15 |
| 99 | TOP CRISSPORT S.R.L. | Municipiul Lugoj | Timiş | 314 k | 0 |
| 100 | SEQUENTURA S.R.L. | Bucureşti Sectorul 1 | Bucureşti | 306 k | 13 |