| 1 | REGISTRUL AUTO ROMAN RA | Bucureşti Sectorul 1 | Bucureşti | 1,655 |
| 2 | MOVEOS SRL | Loc. Rovinari, Oraş Rovinari | Gorj | 1,215 |
| 3 | EXPLEO ROMANIA S.R.L. | Bucureşti Sectorul 6 | Bucureşti | 1,085 |
| 4 | COMPANIA NAŢIONALĂ PENTRU CONTROLUL CAZANELOR, INSTALAŢIILOR DE RIDICAT ŞI RECIPIENTELOR SUB PRESIUNE - (CNCIR) SA | Bucureşti Sectorul 1 | Bucureşti | 557 |
| 5 | DECOMAR LOGISTIC SRL | Bucureşti Sectorul 6 | Bucureşti | 470 |
| 6 | SGS ROMANIA SA | Bucureşti Sectorul 4 | Bucureşti | 462 |
| 7 | GVS MICROFILTRAZIONE SRL | Bucureşti Sectorul 1 | Bucureşti | 414 |
| 8 | TRIGO ROMANIA S.A. | Municipiul Timişoara | Timiş | 386 |
| 9 | SAIPEM ROMANIA S.R.L. | Sat Ariceştii Rahtivani, Comuna Ariceştii Rahtivani | Prahova | 351 |
| 10 | FORMEL D ROMÂNIA SRL | Municipiul Sibiu | Sibiu | 349 |
| 11 | STADA HEMOFARM SRL | Municipiul Timişoara | Timiş | 255 |
| 12 | SGP - SORTING GROUP SRL | Municipiul Timişoara | Timiş | 238 |
| 13 | IMAGE QUALITY CONTROL DIVISION SRL | Sat Sboghiţeşti, Comuna Nucşoara | Argeş | 217 |
| 14 | CONTROL-UNION ROMANIA SRL | Municipiul Constanţa | Constanţa | 208 |
| 15 | ROMPETROL QUALITY CONTROL SRL | Loc. Năvodari, Oraş Năvodari | Constanţa | 185 |
| 16 | TUV AUSTRIA ROMANIA SRL | Bucureşti Sectorul 6 | Bucureşti | 179 |
| 17 | BUREAU VERITAS S.R.L. | Municipiul Galaţi | Galaţi | 168 |
| 18 | GEOSTUD SRL | Bucureşti Sectorul 1 | Bucureşti | 159 |
| 19 | NIXI S.R.L. | Loc. Găeşti, Oraş Găeşti | Dâmboviţa | 141 |
| 20 | SMART SUPPLY LOGISTIC S.R.L. | Oraş Mioveni | Argeş | 135 |
| 21 | MULTICO SRL | Municipiul Arad | Arad | 126 |
| 22 | SEIDEL UND NAUMANN ROMANIA SRL | Municipiul Oradea | Bihor | 98 |
| 23 | ROMCONTROL SA | Bucureşti Sectorul 1 | Bucureşti | 87 |
| 24 | PETCOM INSPECTION INDEPENDENT SURVEYOR SRL | Municipiul Constanţa | Constanţa | 80 |
| 25 | METRON SERV SRL | Municipiul Focşani | Vrancea | 77 |
| 26 | GLOBAL ENGINEERING SERVICES & SOLUTIONS S.R.L. | Municipiul Sibiu | Sibiu | 76 |
| 27 | EXPERT QUALITY SERVICE EQS SRL | Municipiul Piteşti | Argeş | 72 |
| 28 | WESSLING ROMANIA SRL | Municipiul Târgu Mureş | Mureş | 70 |
| 29 | AMSPEC ROMANIA S.R.L. | Municipiul Constanţa | Constanţa | 70 |
| 30 | PRESCON GROUP DEVELOPMENT SRL | Municipiul Braşov | Braşov | 61 |
| 31 | METROMAT SRL | Municipiul Săcele | Braşov | 58 |
| 32 | EUROFINS ASBESTOS TESTING ROMANIA S.R.L. | Bucureşti Sectorul 6 | Bucureşti | 56 |
| 33 | GEOLOGIC SITE SRL | Loc. Călan, Oraş Călan | Hunedoara | 54 |
| 34 | INTERMEDIA CALL 2005 SRL | Municipiul Hunedoara | Hunedoara | 50 |
| 35 | REGIO METRO CERT SRL | Comuna Pieleşti | Dolj | 49 |
| 36 | ALS LIFE SCIENCES ROMANIA SRL | Municipiul Ploieşti | Prahova | 48 |
| 37 | B.B.N. INTERNATIONAL CARGO INSPECTION CO LTD SRL | Municipiul Constanţa | Constanţa | 47 |
| 38 | LABORATOR CENTRAL CONSTRUCTII CCF SRL | Bucureşti Sectorul 6 | Bucureşti | 46 |
| 39 | DYOMEDICA CND SRL | Municipiul Ploieşti | Prahova | 45 |
| 40 | NOV GERMANY GMBH CELLE GERMANIA SUCURSALA TÂRGOVIŞTE | Municipiul Târgovişte | Dâmboviţa | 43 |
| 41 | SEGULA TESTING & VALIDATION S.R.L. | Municipiul Piteşti | Argeş | 43 |
| 42 | IPROEX ENERGY MANAGEMENT SRL | Bucureşti Sectorul 1 | Bucureşti | 41 |
| 43 | SYNEVOVET SRL | Sat Chiajna, Comuna Chiajna | Ilfov | 41 |
| 44 | ALS ROMANIA SRL | Sat Gura Roşiei, Comuna Roşia Montană | Alba | 40 |
| 45 | PROIECT INSTALL GAZ SRL | Sat Sântandrei, Comuna Sântandrei | Bihor | 40 |
| 46 | ECOCERT SRL | Bucureşti Sectorul 1 | Bucureşti | 39 |
| 47 | DRALEX AUTO TEST S.R.L. | Sat Valea Stâlpului, Comuna Teişani | Prahova | 39 |
| 48 | HIKVISION TECHNOLOGIES S.R.L. | Bucureşti Sectorul 5 | Bucureşti | 39 |
| 49 | QUALITY ENGINEERING AND INSPECTION SERVICES SRL | Municipiul Craiova | Dolj | 38 |
| 50 | PROSPECT TECHNICAL STUDIES S.R.L. | Oraş Pantelimon | Ilfov | 36 |
| 51 | ECOINSPECT SRL | Municipiul Cluj-Napoca | Cluj | 34 |
| 52 | EUROFINS FOOD TESTING SRL | Bucureşti Sectorul 6 | Bucureşti | 33 |
| 53 | METROSENZOR SRL | Municipiul Constanţa | Constanţa | 31 |
| 54 | THE SNIFFERS S.R.L. | Municipiul Ploieşti | Prahova | 31 |
| 55 | METROREAL SRL | Sat Pieleşti, Comuna Pieleşti | Dolj | 30 |
| 56 | CENTRUL DE MEDIU SI SANATATE SRL | Municipiul Cluj-Napoca | Cluj | 29 |
| 57 | LABORATOR DE FEBRUARIE S.R.L. | Loc. Mavrodin, Oraş Răcari | Dâmboviţa | 29 |
| 58 | LABORATORUL DE CONSTRUCTII BUCURESTI SA | Bucureşti Sectorul 3 | Bucureşti | 28 |
| 59 | SPECTRUM NDT SRL | Bucureşti Sectorul 4 | Bucureşti | 28 |
| 60 | RAC SRL | Loc. Năvodari, Oraş Năvodari | Constanţa | 27 |
| 61 | AMC SERVICE SRL | Municipiul Buzău | Buzău | 27 |
| 62 | CERTIND SA | Bucureşti Sectorul 1 | Bucureşti | 27 |
| 63 | DCA DIMENSIONAL CONTROL SRL | Sat Băceşti, Comuna Drăganu | Argeş | 27 |
| 64 | C.S.D. SRL | Municipiul Constanţa | Constanţa | 26 |
| 65 | METROCERT UMITEMP SRL | Bucureşti Sectorul 2 | Bucureşti | 26 |
| 66 | CONSIM LABORATOR SRL | Bucureşti Sectorul 5 | Bucureşti | 26 |
| 67 | R.S.V.T.I CONSULTING SRL | Bucureşti Sectorul 2 | Bucureşti | 26 |
| 68 | AIR RAD PRINTING SOLUTIONS SRL | Municipiul Dej | Cluj | 26 |
| 69 | INFRASOILTEST S.R.L. | Municipiul Cluj-Napoca | Cluj | 26 |
| 70 | ALL INCLUSIVE TESTE LABORATOR SRL | Bucureşti Sectorul 1 | Bucureşti | 24 |
| 71 | DEKRA CERTIFICATION SRL | Bucureşti Sectorul 5 | Bucureşti | 23 |
| 72 | EXPERT CRANE SRL | Municipiul Craiova | Dolj | 23 |
| 73 | EURO NDT INSPECTION SRL | Municipiul Ploieşti | Prahova | 23 |
| 74 | BETONTEST & CONSULTING CO SRL | Bucureşti Sectorul 6 | Bucureşti | 23 |
| 75 | ITP TOPINSPECT S.R.L. | Municipiul Sibiu | Sibiu | 23 |
| 76 | VASIROM INTERNATIONAL SRL | Municipiul Ploieşti | Prahova | 22 |
| 77 | TÜV RHEINLAND ROMANIA SRL | Bucureşti Sectorul 3 | Bucureşti | 22 |
| 78 | PRECOTTI SRL | Municipiul Timişoara | Timiş | 22 |
| 79 | ERM ENVIRONMENTAL RESOURCES MANAGEMENT SRL | Bucureşti Sectorul 1 | Bucureşti | 22 |
| 80 | GAMSERV CONS SRL | Municipiul Bacău | Bacău | 22 |
| 81 | LACECA SA | Bucureşti Sectorul 4 | Bucureşti | 21 |
| 82 | S.I.M.A.R. SA | Bucureşti Sectorul 6 | Bucureşti | 20 |
| 83 | ELECTRIC PRODUCTS CERTIFICATION INDEPENDENT BODY -OICPE SRL | Bucureşti Sectorul 3 | Bucureşti | 20 |
| 84 | MEXGAZ SERVICE SRL | Comuna Slătioara | Olt | 20 |
| 85 | LABORATORUL CENTRAL SA | Bucureşti Sectorul 2 | Bucureşti | 19 |
| 86 | TESTING AND INSPECTION SERVICE SRL | Municipiul Constanţa | Constanţa | 19 |
| 87 | UNILAB SRL | Bucureşti Sectorul 1 | Bucureşti | 19 |
| 88 | PROCEMA CERCETARE SRL | Bucureşti Sectorul 6 | Bucureşti | 19 |
| 89 | ISKO-ROMANIA SRL | Municipiul Braşov | Braşov | 18 |
| 90 | SIRTRANSAUTO SRL | Sat Moi, Comuna Bâlteni | Gorj | 18 |
| 91 | RUAL LABORATORIES SRL | Bucureşti Sectorul 5 | Bucureşti | 18 |
| 92 | ADMA QUALITY SORTING S.R.L. | Sat Şerbăneşti, Comuna Ştefăneşti | Vâlcea | 18 |
| 93 | LAJEDO SRL | Municipiul Ploieşti | Prahova | 17 |
| 94 | AUTOFRESH ROSI SRL | Sat Livezi, Comuna Podari | Dolj | 17 |
| 95 | EMI SHIELDING S.R.L. | Bucureşti Sectorul 6 | Bucureşti | 17 |
| 96 | MICROMET 2001 SRL | Municipiul Focşani | Vrancea | 17 |
| 97 | KRM INSPECTION SRL | Municipiul Constanţa | Constanţa | 17 |
| 98 | METROLOGIC BUSINESS CENTER SRL | Bucureşti Sectorul 2 | Bucureşti | 17 |
| 99 | IRCA SISTEM SRL | Municipiul Ploieşti | Prahova | 17 |
| 100 | BMM SPAIN TESTLABS S.L. BARCELONA SUCURSALA BUCUREȘTI | Bucureşti Sectorul 1 | Bucureşti | 17 |
