| 1 | COMTECH CO SRL | Municipiul Slatina | Olt | 27.6 mil | 170 |
| 2 | MAIRON GALATI SA | Municipiul Galaţi | Galaţi | 23.6 mil | 390 |
| 3 | VALRO TRADE SRL | Sat Lieşti, Comuna Lieşti | Galaţi | 22.7 mil | 27 |
| 4 | OPSAN INTERNATIONAL S.R.L. | Sat Căteasca, Comuna Căteasca | Argeş | 11.6 mil | 97 |
| 5 | VILMAR SA | Municipiul Râmnicu Vâlcea | Vâlcea | 6.9 mil | — |
| 6 | BRIFCO ENERGY SRL | Municipiul Piteşti | Argeş | 5.6 mil | 7 |
| 7 | GLOBAL MAT INSTALL SRL | Bucureşti Sectorul 5 | Bucureşti | 5.0 mil | 132 |
| 8 | NAPOVAN DISTRIBUTION SRL | Municipiul Ploieşti | Prahova | 4.5 mil | 6 |
| 9 | MAGNUM THERM SRL | Sat Brătuleni, Comuna Miroslava | Iaşi | 4.4 mil | 64 |
| 10 | METALBAND SRL | Municipiul Brăila | Brăila | 3.3 mil | 27 |
| 11 | PIPE MARITIM GRUP PMG S.R.L. | Municipiul Brăila | Brăila | 3.0 mil | 43 |
| 12 | KRONVENT HVAC S.R.L. | Municipiul Braşov | Braşov | 2.5 mil | 17 |
| 13 | KLUNER S.R.L. | Municipiul Oradea | Bihor | 2.4 mil | 28 |
| 14 | SUN PLUS SRL | Sat Jebel, Comuna Jebel | Timiş | 2.1 mil | 4 |
| 15 | BUILD ONE A.G. S.R.L. | Sat Valea Mare-Podgoria, Oraş Ştefăneşti | Argeş | 1.9 mil | 35 |
| 16 | ECO SERE MODULARE S.R.L. | Sat Răscruci, Comuna Bonţida | Cluj | 1.9 mil | 3 |
| 17 | AIVA DUCT DIRECT SRL | Sat Căldăraru, Comuna Cernica | Ilfov | 1.8 mil | 51 |
| 18 | MECANIC WELD S.R.L. | Sat Frunzeni, Comuna Costişa | Neamţ | 1.6 mil | 16 |
| 19 | MAIRON TUBES SRL | Municipiul Galaţi | Galaţi | 1.5 mil | 187 |
| 20 | MENAROM P.E.C. SA | Municipiul Galaţi | Galaţi | 1.4 mil | 27 |
| 21 | ALLIMEP EST S.A. | Bucureşti Sectorul 3 | Bucureşti | 1.3 mil | 82 |
| 22 | ACVILA VENTILATION SYSTEMS SRL | Sat Căldăraru, Comuna Cernica | Ilfov | 1.3 mil | 14 |
| 23 | COSMOVENT SRL | Municipiul Iaşi | Iaşi | 1.3 mil | 7 |
| 24 | CONTUR TECH S.R.L. | Municipiul Slatina | Olt | 1.2 mil | 9 |
| 25 | SOCEND IND SA | Loc. Rovinari, Oraş Rovinari | Gorj | 1.2 mil | 50 |
| 26 | ROSTING FIRE INDUSTRY SRL | Sat Săpoca, Comuna Săpoca | Buzău | 1.2 mil | 1 |
| 27 | STEELSCORPION S.R.L. | Municipiul Mangalia | Constanţa | 1.1 mil | 18 |
| 28 | BISTEMCONF SRL | Municipiul Brăila | Brăila | 1.1 mil | 31 |
| 29 | A & C VENTO SRL | Municipiul Iaşi | Iaşi | 1.0 mil | 10 |
| 30 | HIDROMIX LOGISTIC S.R.L. | Municipiul Târgu Mureş | Mureş | 1.0 mil | 1 |
| 31 | BEMORE INTERNATIONAL SRL | Municipiul Timişoara | Timiş | 998.8 mii | 178 |
| 32 | VELOXIA TUD S.R.L. | Municipiul Piteşti | Argeş | 970.5 mii | 4 |
| 33 | MAIRON ENERGY S.R.L. | Municipiul Galaţi | Galaţi | 934.4 mii | 2 |
| 34 | S&E INNOVATIVE CONSTRUCTION S.R.L. | Municipiul Săcele | Braşov | 932.3 mii | 22 |
| 35 | UPRUC CTR SA | Municipiul Făgăraş | Braşov | 899.0 mii | 237 |
| 36 | WELKINS FIRE PROTECTION SOLUTIONS S.R.L. | Loc. Răcari, Oraş Răcari | Dâmboviţa | 832.0 mii | 11 |
| 37 | LM CLIVENTINS SRL | Municipiul Cluj-Napoca | Cluj | 823.2 mii | 19 |
| 38 | GELDBACH FITINGURI SI FLANSE SRL | Sat Prejmer, Comuna Prejmer | Braşov | 767.2 mii | 10 |
| 39 | IVANTEHNIC SRL | Loc. Curtici, Oraş Curtici | Arad | 637.8 mii | 9 |
| 40 | FORTZA STEEL S.R.L. | Municipiul Mediaş | Sibiu | 582.4 mii | 2 |
| 41 | BLUE FIRE PROTECTION S.R.L. | Sat Cornetu, Comuna Cornetu | Ilfov | 549.8 mii | 1 |
| 42 | AUTOFLEX SRL | Municipiul Salonta | Bihor | 514.3 mii | 31 |
| 43 | LUXERA LIGHTING S.R.L. | Comuna Afumaţi | Ilfov | 505.3 mii | 9 |
| 44 | B.M.B. BROTHERS ACTIVITY S.R.L. | Sat Horia, Comuna Horia | Neamţ | 494.6 mii | 2 |
| 45 | J CHRISTOF GESELLSCHAFT M.B.H. GRAZ - SUCURSALA RĂDĂUȚI | Municipiul Rădăuţi | Suceava | 490.8 mii | — |
| 46 | TULIP PROVENTCLIMA CLEAN S.R.L. | Municipiul Constanţa | Constanţa | 450.9 mii | 1 |
| 47 | ROMBIS SRL | Municipiul Braşov | Braşov | 417.2 mii | 27 |
| 48 | XFINITY SECURITY SRL | Municipiul Baia Mare | Maramureş | 409.2 mii | 4 |
| 49 | TECHNOSYS SRL | Municipiul Ploieşti | Prahova | 408.0 mii | 6 |
| 50 | NOMAX S.R.L. | Municipiul Iaşi | Iaşi | 387.6 mii | 1 |
| 51 | MECSOL BNT SRL | Municipiul Timişoara | Timiş | 384.0 mii | 4 |
| 52 | ARMAX STEEL PROFIL S.R.L. | Municipiul Constanţa | Constanţa | 383.8 mii | 13 |
| 53 | R.C.T. TRANS & CONSTRUCT S.R.L. | Municipiul Săcele | Braşov | 380.9 mii | 2 |
| 54 | HMZ INOX S.R.L. | Bucureşti Sectorul 2 | Bucureşti | 371.8 mii | 2 |
| 55 | ART-PROWELD S.R.L. | Sat Sânpetru, Comuna Sânpetru | Braşov | 361.5 mii | 3 |
| 56 | KRAFTINOX S.R.L. | Municipiul Târgu Mureş | Mureş | 355.4 mii | 8 |
| 57 | SERGA MOBIL SRL | Municipiul Braşov | Braşov | 330.8 mii | 19 |
| 58 | TECHNIK GRUP SERV SRL | Municipiul Ploieşti | Prahova | 316.9 mii | 15 |
| 59 | SYSTEMA ROMANIA SRL | Bucureşti Sectorul 2 | Bucureşti | 309.9 mii | 5 |
| 60 | CIR INSTAL S.R.L. | Sat Şincai, Comuna Şincai | Mureş | 304.2 mii | 1 |
| 61 | METAL-ORKS&KVN S.R.L. | Bucureşti Sectorul 2 | Bucureşti | 295.2 mii | 4 |
| 62 | WE PROJECT ENGINEERING S.R.L. | Bucureşti Sectorul 1 | Bucureşti | 279.4 mii | 4 |
| 63 | ELFIX FIXING S.R.L. | Bucureşti Sectorul 2 | Bucureşti | 272.5 mii | 1 |
| 64 | VALI WORK S.R.L. | Municipiul Tulcea | Tulcea | 254.0 mii | 4 |
| 65 | C4PRO ENGINEERING SRL | Bucureşti Sectorul 6 | Bucureşti | 242.2 mii | 1 |
| 66 | BOCCARD ROMANIA SRL | Municipiul Braşov | Braşov | 240.1 mii | 22 |
| 67 | BRIAL NAV CONSTRUCT SRL | Municipiul Mangalia | Constanţa | 220.7 mii | 7 |
| 68 | MEDI PAC SRL | Municipiul Iaşi | Iaşi | 215.4 mii | 0 |
| 69 | MASTER ENGINEERING SRL | Bucureşti Sectorul 4 | Bucureşti | 215.4 mii | 7 |
| 70 | BRAVATIM STEEL S.R.L. | Municipiul Braşov | Braşov | 204.2 mii | 2 |
| 71 | MIDAN SISTEME ÎN CONSTRUCŢII SRL | Bucureşti Sectorul 3 | Bucureşti | 197.6 mii | 2 |
| 72 | PROFI VENT S.R.L. | Sat Sântandrei, Oraş Simeria | Hunedoara | 195.9 mii | 15 |
| 73 | DOMACO ENGINEERING S.R.L. | Bucureşti Sectorul 1 | Bucureşti | 194.7 mii | 1 |
| 74 | POARTA ALBĂ FITTINGS INDUSTRY SRL | Sat Poarta Albă, Comuna Poarta Albă | Constanţa | 187.2 mii | 10 |
| 75 | FINCIMEC SPA LUINO SUCURSALA BUCURESTI | Bucureşti Sectorul 1 | Bucureşti | 176.3 mii | 71 |
| 76 | SDR INOX S.R.L. | Municipiul Buzău | Buzău | 157.0 mii | 1 |
| 77 | METINOX PRESSURE VESSEL MANUFACTURING SRL | Municipiul Focşani | Vrancea | 154.9 mii | 47 |
| 78 | NPG CONSULTING S.R.L. | Municipiul Craiova | Dolj | 144.0 mii | 1 |
| 79 | INSTAL STING 99 SRL | Bucureşti Sectorul 3 | Bucureşti | 136.4 mii | 0 |
| 80 | GM MATCONSTRUCT SRL | Sat Sarasau, Comuna Sarasau | Maramureş | 133.3 mii | 3 |
| 81 | ARCELORMITTAL DISTRIBUTION ROMANIA SRL | Bucureşti Sectorul 2 | Bucureşti | 131.2 mii | 17 |
| 82 | CLIMACOOL SRL | Municipiul Hunedoara | Hunedoara | 109.0 mii | 13 |
| 83 | MAIRON TRADING S.R.L. | Municipiul Galaţi | Galaţi | 98.9 mii | 7 |
| 84 | CLIMA HORECA S.R.L. | Bucureşti Sectorul 2 | Bucureşti | 94.8 mii | 7 |
| 85 | MASTER METAL SERV S.R.L. | Bucureşti Sectorul 4 | Bucureşti | 94.1 mii | 1 |
| 86 | ALL4INSTALATII S.R.L. | Loc. Popeşti Leordeni, Oraş Popeşti Leordeni | Ilfov | 84.3 mii | 11 |
| 87 | TMK TECHNICAL SERVICES S.R.L. | Municipiul Constanţa | Constanţa | 66.3 mii | 21 |
| 88 | PRODACT METAL COLOR SRL | Bucureşti Sectorul 3 | Bucureşti | 63.9 mii | 5 |
| 89 | VARIANT PROFILE S.R.L. | Municipiul Târgu Jiu | Gorj | 58.0 mii | 20 |
| 90 | EUROCRAFT INSTAL SRL | Bucureşti Sectorul 3 | Bucureşti | 54.0 mii | 1 |
| 91 | IDEEA SHOP SRL | Municipiul Braşov | Braşov | 53.1 mii | 7 |
| 92 | METAL TREND SRL | Municipiul Miercurea Ciuc | Harghita | 47.0 mii | 4 |
| 93 | TEHNOLOGIKA TUB SRL | Bucureşti Sectorul 3 | Bucureşti | 46.5 mii | 3 |
| 94 | FIROSCONMET S.R.L. | Bucureşti Sectorul 2 | Bucureşti | 45.8 mii | 1 |
| 95 | VAIDA METAL S.R.L. | Sat Moşteni-Greci, Comuna Boţeşti | Argeş | 41.7 mii | 1 |
| 96 | ROYALLINK S.R.L. | Municipiul Baia Mare | Maramureş | 40.4 mii | 0 |
| 97 | DT AUTOMATION EU S.R.L. | Sat Tunari, Comuna Tunari | Ilfov | 39.9 mii | 2 |
| 98 | TRANSYLVANIA BLACKSMITHING S.R.L. | Sat Hosman, Comuna Nocrich | Sibiu | 30.0 mii | 1 |
| 99 | BLUE GAIN S.R.L. | Municipiul Braşov | Braşov | 27.2 mii | 0 |
| 100 | TECHSOVAL ENGINEERING SOLUTIONS S.R.L. | Sat Gilău, Comuna Gilău | Cluj | 27.2 mii | 5 |
