| 1 | COMPANIA NATIONALA DE TRANSPORT AL ENERGIEI ELECTRICE "TRANSELECTRICA" SA | Bucureşti Sectorul 3 | Bucureşti | 5.53 mld | 1.966 |
| 2 | AUMOVIO SYSTEMS ROMANIA S.R.L. | Municipiul Sibiu | Sibiu | 3.19 mld | 2.907 |
| 3 | COMPANIA MUNICIPALĂ TERMOENERGETICA BUCUREŞTI S.A. | Bucureşti Sectorul 4 | Bucureşti | 2.22 mld | 3.326 |
| 4 | COMPANIA DE APA SOMES SA | Municipiul Cluj-Napoca | Cluj | 451.6 mil | 1.956 |
| 5 | COMPANIA REGIONALĂ DE APĂ BACĂU SA | Municipiul Bacău | Bacău | 172.6 mil | 673 |
| 6 | RINF OUTSOURCING SOLUTIONS SRL | Bucureşti Sectorul 2 | Bucureşti | 167.7 mil | 519 |
| 7 | COMPANIA DE APA TARGOVISTE-DAMBOVITA SA | Municipiul Târgovişte | Dâmboviţa | 159.0 mil | 696 |
| 8 | COMPANIA DE UTILITATI PUBLICE DUNAREA BRAILA SA | Municipiul Brăila | Brăila | 158.8 mil | 1.029 |
| 9 | ELECTROECHIPAMENT INDUSTRIAL SRL | Municipiul Reşiţa | Caraş-Severin | 124.1 mil | 227 |
| 10 | GRIDSPERTISE S.R.L. ROMA - SUCURSALA BUCURESTI | Bucureşti Sectorul 2 | Bucureşti | 94.7 mil | — |
| 11 | TRIDENT SERVICII SI MENTENANTA S.A. | Bucureşti Sectorul 4 | Bucureşti | 92.2 mil | 103 |
| 12 | ista România SRL | Bucureşti Sectorul 5 | Bucureşti | 75.4 mil | 159 |
| 13 | SMARTECH CONSULT SRL | Bucureşti Sectorul 2 | Bucureşti | 73.5 mil | 28 |
| 14 | GAZMIR IAŞI SRL | Sat Miroslava, Comuna Miroslava | Iaşi | 59.4 mil | 97 |
| 15 | ROCONSULT TECH SRL | Municipiul Ploieşti | Prahova | 43.3 mil | 53 |
| 16 | JUMO ROMANIA SRL | Municipiul Arad | Arad | 42.2 mil | 93 |
| 17 | TECNOSERVICE EQUIPMENT SRL | Bucureşti Sectorul 1 | Bucureşti | 41.6 mil | 19 |
| 18 | ASSEMBLY & TESTING TECHNOLOGY S.R.L. | Municipiul Arad | Arad | 40.3 mil | 45 |
| 19 | SAMGAS ROMANIA SRL | Municipiul Arad | Arad | 39.6 mil | 16 |
| 20 | E-TESTBOARDS SRL | Sat Brătăşanca, Comuna Filipeştii de Târg | Prahova | 37.0 mil | 72 |
| 21 | ASAL TEHNIC SRL | Bucureşti Sectorul 3 | Bucureşti | 32.4 mil | 37 |
| 22 | ELECTRO-CON IMPEX SRL | Municipiul Sibiu | Sibiu | 27.1 mil | 46 |
| 23 | BUMBAS ELECTRIC SRL | Bucureşti Sectorul 1 | Bucureşti | 25.2 mil | 26 |
| 24 | BUILD INSTAL ELECTRIC SRL | Municipiul Roman | Neamţ | 24.8 mil | 42 |
| 25 | PRO ANALYSIS SYSTEMS SRL | Bucureşti Sectorul 2 | Bucureşti | 24.8 mil | 26 |
| 26 | ENERGOTERM SA | Municipiul Tulcea | Tulcea | 23.9 mil | 85 |
| 27 | VECTOR GAZ S.R.L. | Municipiul Iaşi | Iaşi | 22.7 mil | 5 |
| 28 | FAST TECHNICAL ASSISTANCE SRL | Municipiul Bacău | Bacău | 18.1 mil | 35 |
| 29 | PROMPT-SERVIT-BAIA-MARE SRL | Municipiul Baia Mare | Maramureş | 17.7 mil | 31 |
| 30 | POWER SAFETY MULTIMEDIA S.R.L. | Municipiul Craiova | Dolj | 17.4 mil | 34 |
| 31 | POLYGON TRADING SRL | Bucureşti Sectorul 1 | Bucureşti | 16.0 mil | 11 |
| 32 | ELSTER ROMETRICS SRL | Municipiul Timişoara | Timiş | 15.7 mil | 28 |
| 33 | FURGON-SERV SRL | Municipiul Bacău | Bacău | 15.5 mil | 9 |
| 34 | GBF EQUIPMENT TRADING S.R.L. | Sat Cincu, Comuna Cincu | Braşov | 14.4 mil | 2 |
| 35 | DECOR PRESS SERVICII INSTALATII S.R.L. | Bucureşti Sectorul 4 | Bucureşti | 12.8 mil | 38 |
| 36 | PROELRO-EG SRL | Municipiul Târgovişte | Dâmboviţa | 12.1 mil | 26 |
| 37 | CIVITRONIC SRL | Municipiul Timişoara | Timiş | 11.9 mil | 25 |
| 38 | PRIMATECH SRL | Municipiul Baia Mare | Maramureş | 11.6 mil | 27 |
| 39 | TEMPLIER GRUP SRL | Municipiul Arad | Arad | 11.0 mil | 8 |
| 40 | SBA TOTAL SMALL BUSSINES ADVANCED SRL | Sat Brăneşti, Comuna Brăneşti | Ilfov | 9.9 mil | 8 |
| 41 | PROFIGRAM TRANSILVANIA S.R.L. | Sat Apahida, Comuna Apahida | Cluj | 9.2 mil | 15 |
| 42 | NANOTEAM SRL | Municipiul Cluj-Napoca | Cluj | 9.2 mil | 6 |
| 43 | GEVA GAS & OIL SRL | Bucureşti Sectorul 4 | Bucureşti | 8.9 mil | 6 |
| 44 | INSTAL PRO TERRA S.R.L. | Municipiul Drobeta-Turnu Severin | Mehedinţi | 8.8 mil | 0 |
| 45 | GUENTHER TEHNICA MĂSURĂRII SRL | Municipiul Arad | Arad | 8.8 mil | 16 |
| 46 | ELECTROCONSTRUCTIA ELCO VASLUI SA | Municipiul Vaslui | Vaslui | 8.8 mil | 31 |
| 47 | SINVEX MULTISERVICE SRL | Municipiul Ploieşti | Prahova | 8.7 mil | 38 |
| 48 | ROFAROM SRL | Municipiul Miercurea Ciuc | Harghita | 8.3 mil | 6 |
| 49 | URBAN CONSTRUCT SRL | Municipiul Satu Mare | Satu Mare | 8.1 mil | 21 |
| 50 | LISSCOM SRL | Municipiul Braşov | Braşov | 8.1 mil | 37 |
| 51 | WATERMOTA SRL | Loc. Ovidiu, Oraş Ovidiu | Constanţa | 8.0 mil | 14 |
| 52 | H2O MAINTENANCE SRL | Municipiul Iaşi | Iaşi | 7.3 mil | 17 |
| 53 | TRUST ELECTRO-M S.R.L. | Municipiul Vaslui | Vaslui | 7.2 mil | 31 |
| 54 | TERMA SRL | Municipiul Bacău | Bacău | 6.9 mil | 31 |
| 55 | BENATAV ROM SRL | Municipiul Fălticeni | Suceava | 6.9 mil | 57 |
| 56 | REKAINSTAL SHOP SRL | Sat Valea Adâncă, Comuna Miroslava | Iaşi | 6.3 mil | 17 |
| 57 | TOTAL ZONE SECURITY S.R.L. | Oraş Voluntari | Ilfov | 6.2 mil | 4 |
| 58 | GRAPHEIN INTERNATIONAL S.R.L. | Bucureşti Sectorul 1 | Bucureşti | 6.2 mil | 2 |
| 59 | CONSENS SRL | Municipiul Sfântu Gheorghe | Covasna | 6.0 mil | 2 |
| 60 | WATER NETWORKS SRL | Municipiul Baia Mare | Maramureş | 6.0 mil | 2 |
| 61 | S.I.M.A.R. SA | Bucureşti Sectorul 6 | Bucureşti | 5.9 mil | 20 |
| 62 | GETMAR SRL | Municipiul Baia Mare | Maramureş | 5.8 mil | 23 |
| 63 | DAEDALUS AVIATION ROMANIA S.R.L. | Bucureşti Sectorul 3 | Bucureşti | 5.7 mil | 0 |
| 64 | EHOME GLOBAL SRL | Bucureşti Sectorul 2 | Bucureşti | 5.7 mil | 0 |
| 65 | FAD SMART TECHNOLOGY SRL | Bucureşti Sectorul 2 | Bucureşti | 5.5 mil | 11 |
| 66 | GAZMIND SRL | Bucureşti Sectorul 1 | Bucureşti | 5.5 mil | 13 |
| 67 | TEHNOMED SERVICE SRL | Municipiul Buzău | Buzău | 5.5 mil | 5 |
| 68 | TERMOREGOLATORI CAMPINI-COREL SRL | Sat Dumbrăviţa, Comuna Dumbrăviţa | Timiş | 5.3 mil | 44 |
| 69 | TASSID HOLDING SRL | Sat Şelimbăr, Comuna Şelimbăr | Sibiu | 5.1 mil | 18 |
| 70 | FPC TEST SYSTEMS SRL | Municipiul Salonta | Bihor | 5.1 mil | 4 |
| 71 | MAILAT DISTRIBUŢIE SRL | Municipiul Oneşti | Bacău | 5.1 mil | 16 |
| 72 | NAVIGATOR SOFTWARE SRL | Sat Corunca, Comuna Corunca | Mureş | 5.0 mil | 15 |
| 73 | ECOMOTIVE DEVELOPMENT SRL | Sat Sîngeorgiu de Mureş, Comuna Sîngeorgiu de Mureş | Mureş | 5.0 mil | 6 |
| 74 | ENGSOFT S.R.L. | Municipiul Cluj-Napoca | Cluj | 5.0 mil | 4 |
| 75 | ENERGOFANEX SRL | Sat Berzunţi, Comuna Berzunţi | Bacău | 4.9 mil | 28 |
| 76 | LABORSISTEM SRL | Bucureşti Sectorul 1 | Bucureşti | 4.8 mil | 5 |
| 77 | MEGA-INSTAL SRL | Municipiul Baia Mare | Maramureş | 4.7 mil | 16 |
| 78 | ITALIA INSTRUMENTS SRL | Bucureşti Sectorul 6 | Bucureşti | 4.4 mil | 2 |
| 79 | MAESTRO ELECTRIC SRL | Municipiul Paşcani | Iaşi | 4.4 mil | 15 |
| 80 | ELECTRIC LINE SRL | Loc. Huedin, Oraş Huedin | Cluj | 4.4 mil | 12 |
| 81 | BIROTECH PRES SRL | Municipiul Târgu Mureş | Mureş | 4.3 mil | 13 |
| 82 | MARINE TECH SOLUTIONS SRL | Sat Lieşti, Comuna Lieşti | Galaţi | 4.3 mil | 7 |
| 83 | T.D.E. - Territorial Data Elaboration SRL | Bucureşti Sectorul 1 | Bucureşti | 4.3 mil | 4 |
| 84 | C.C.E.I. SRL | Bucureşti Sectorul 5 | Bucureşti | 4.2 mil | 8 |
| 85 | PENTA SRL | Municipiul Piatra Neamţ | Neamţ | 3.8 mil | — |
| 86 | TECHNO ZIA INDUSTRY SRL | Sat Afumaţi, Comuna Afumaţi | Ilfov | 3.8 mil | 4 |
| 87 | RAMIVLAD INSTAL SRL | Municipiul Baia Mare | Maramureş | 3.8 mil | 5 |
| 88 | STARCKROM TEHNOLOGII SRL | Bucureşti Sectorul 1 | Bucureşti | 3.7 mil | 5 |
| 89 | COTHERM ROMANIA S.R.L. | Comuna Ariceştii Rahtivani | Prahova | 3.7 mil | 11 |
| 90 | ERA TERMO GAZ COMPANY SRL | Municipiul Iaşi | Iaşi | 3.7 mil | 16 |
| 91 | ELBOMIR SRL | Municipiul Bârlad | Vaslui | 3.7 mil | 10 |
| 92 | PRIVE INSTAL S.R.L. | Municipiul Iaşi | Iaşi | 3.6 mil | 18 |
| 93 | NETIQ SOLUTIONS SRL | Municipiul Oradea | Bihor | 3.6 mil | 17 |
| 94 | LUHAN SRL | Municipiul Suceava | Suceava | 3.6 mil | 11 |
| 95 | TEH COM SRL | Bucureşti Sectorul 6 | Bucureşti | 3.5 mil | 2 |
| 96 | ARENACAD SRL | Bucureşti Sectorul 1 | Bucureşti | 3.3 mil | 10 |
| 97 | BALANCE SERVICE SRL | Municipiul Sfântu Gheorghe | Covasna | 3.2 mil | 5 |
| 98 | SOFTCONTROL SRL | Municipiul Râmnicu Sărat | Buzău | 2.9 mil | 7 |
| 99 | ANTREPRIZA REPER CONSTRUCT SRL | Municipiul Piatra Neamţ | Neamţ | 2.8 mil | 12 |
| 100 | DELTA AUTO CENTER SRL | Bucureşti Sectorul 1 | Bucureşti | 2.8 mil | 12 |
