| 1 | MINESA INSTITUTUL DE CERCETARI SI PROIECTARI MINIERE SA | Municipiul Cluj-Napoca | Cluj | 13.3 m | 10 |
| 2 | TERRASIGNA SRL | Bucureşti Sectorul 3 | Bucureşti | 3.3 m | 18 |
| 3 | NEOMED RESEARCH SRL | Municipiul Braşov | Braşov | 3.0 m | 11 |
| 4 | INAR S.R.L. | Municipiul Braşov | Braşov | 1.9 m | 2 |
| 5 | ULTRA GRUP SRL | Municipiul Vaslui | Vaslui | 1.8 m | 17 |
| 6 | SAPIENT SRL | Municipiul Oradea | Bihor | 1.8 m | 11 |
| 7 | MEANING & IDER SRL | Bucureşti Sectorul 1 | Bucureşti | 1.6 m | 0 |
| 8 | ECO MAPS S.R.L. | Municipiul Râmnicu Vâlcea | Vâlcea | 1.3 m | 9 |
| 9 | SIMTEX SA | Bucureşti Sectorul 3 | Bucureşti | 1.3 m | 5 |
| 10 | ROMIT RESEARCH LAB S.R.L. | Municipiul Târgovişte | Dâmboviţa | 1.1 m | 1 |
| 11 | VREMANT RESOURCES S.R.L. | Bucureşti Sectorul 1 | Bucureşti | 1.1 m | 1 |
| 12 | AEROSPACE INTERNATIONAL COMPANY S.R.L. | Sat Breazu, Comuna Rediu | Iaşi | 983 k | 1 |
| 13 | PRODUCTLIFE ROMANIA S.R.L. | Municipiul Cluj-Napoca | Cluj | 975 k | 15 |
| 14 | IMETICS SRL | Municipiul Târgu Mureş | Mureş | 943 k | 2 |
| 15 | VASTRA MED S.R.L. | Bucureşti Sectorul 5 | Bucureşti | 877 k | 1 |
| 16 | AVALON MONITORING SOLUTIONS S.R.L. | Sat Ştefăneştii de Jos, Comuna Ştefăneştii de Jos | Ilfov | 827 k | 2 |
| 17 | 1 DUZOC 8 SRL | Loc. Comăneşti, Oraş Comăneşti | Bacău | 743 k | 12 |
| 18 | FREE FORM 3D S.R.L. | Municipiul Ploieşti | Prahova | 723 k | 1 |
| 19 | TSM NEW PROJECT SRL | Municipiul Cluj-Napoca | Cluj | 710 k | 0 |
| 20 | MDX RESEARCH S.R.L. | Municipiul Timişoara | Timiş | 709 k | 2 |
| 21 | GRAMATICU BUSINESS S.R.L. | Bucureşti Sectorul 2 | Bucureşti | 702 k | 2 |
| 22 | GENUINE ARTMEDIA SRL | Municipiul Curtea de Argeş | Argeş | 698 k | 6 |
| 23 | EI TECHNICAL APPROVALS S.R.L. | Bucureşti Sectorul 2 | Bucureşti | 577 k | 1 |
| 24 | GRAPHIT INNOVATION FACTORY S.R.L. | Municipiul Drobeta-Turnu Severin | Mehedinţi | 537 k | 9 |
| 25 | ICEBERG PLUS S.R.L. | Municipiul Braşov | Braşov | 519 k | 39 |
| 26 | MAGISTER RESEARCH SRL | Comuna Mogoşoaia | Ilfov | 518 k | 1 |
| 27 | RIAGRO EXPERIMENTAL S.R.L. | Sat Drăguş, Comuna Drăguş | Braşov | 500 k | 3 |
| 28 | PROTECH R&D S.R.L. | Sat Remuş, Comuna Frăteşti | Giurgiu | 498 k | 1 |
| 29 | ALGOMOV AUTOMATION SRL | Municipiul Satu Mare | Satu Mare | 488 k | 0 |
| 30 | TONY CORNELIUS STATS S.R.L. | Municipiul Timişoara | Timiş | 484 k | 1 |
| 31 | CANCER RESEARCH 2016 SRL | Municipiul Iaşi | Iaşi | 483 k | 0 |
| 32 | DATA MANAGEMENT ADVISOR S.R.L. | Municipiul Timişoara | Timiş | 481 k | 1 |
| 33 | NATURALNET SRL | Municipiul Târgu Mureş | Mureş | 471 k | 1 |
| 34 | RBW CLINICAL RESEARCH S.R.L. | Bucureşti Sectorul 5 | Bucureşti | 463 k | 2 |
| 35 | INSTITUTUL NATIONAL DE CERCETARE-DEZVOLTARE PENTRU TEHNOLOGII CRIOGENICE SI IZOTOPICE - I.C.S.I. RAMNICU VALCEA | Municipiul Râmnicu Vâlcea | Vâlcea | 454 k | 285 |
| 36 | E5INVENT SRL | Sat Dumbrăviţa, Comuna Dumbrăviţa | Timiş | 434 k | 1 |
| 37 | NOVOCORE MEDICAL & RESEARCH S.R.L. | Oraş Otopeni | Ilfov | 432 k | 1 |
| 38 | FLORIAN DEAC EDC CONSULTING S.R.L. | Municipiul Timişoara | Timiş | 426 k | 1 |
| 39 | PARADOX BUCHAREST SRL | Bucureşti Sectorul 5 | Bucureşti | 387 k | 10 |
| 40 | MON HEALTH CREATIVE CONSULTING S.R.L. | Municipiul Cluj-Napoca | Cluj | 350 k | 1 |
| 41 | ENQUHESA CONSULTING SRL | Bucureşti Sectorul 2 | Bucureşti | 348 k | 3 |
| 42 | TOTAL RESEARCH S.R.L. | Municipiul Turda | Cluj | 346 k | 1 |
| 43 | ICD AIT SOFT S.R.L. | Bucureşti Sectorul 3 | Bucureşti | 326 k | — |
| 44 | BOBALYERT S.R.L. | Sat Nuşfalău, Comuna Nuşfalău | Sălaj | 326 k | 1 |
| 45 | THECOD S.R.L. | Municipiul Salonta | Bihor | 315 k | 1 |
| 46 | BURHINUS RESEARCH S.R.L. | Municipiul Constanţa | Constanţa | 314 k | 1 |
| 47 | DARCOM ENERGY 2012 SRL | Municipiul Târgu Jiu | Gorj | 308 k | 2 |
| 48 | AGRICOLA TOTAL SRL | Bucureşti Sectorul 6 | Bucureşti | 308 k | 2 |
| 49 | CCIT S.R.L. | Municipiul Sibiu | Sibiu | 307 k | 5 |
| 50 | CLINICAL ONCOLOGY RESEARCH SRL | Bucureşti Sectorul 2 | Bucureşti | 303 k | 0 |
| 51 | DERZELAS CONSULTING S.R.L. | Bucureşti Sectorul 4 | Bucureşti | 302 k | 1 |
| 52 | AGROPEDOCONS S.R.L. | Sat Mogoşoaia, Comuna Mogoşoaia | Ilfov | 298 k | 0 |
| 53 | ELITAL EASTERN EUROPE S.R.L. | Municipiul Suceava | Suceava | 289 k | 0 |
| 54 | ANDREI CONDOROȘ ARHITECTURA PEISAJULUI S.R.L. | Municipiul Timişoara | Timiş | 288 k | 1 |
| 55 | RUMI SOLUTIONS SRL | Bucureşti Sectorul 3 | Bucureşti | 282 k | 0 |
| 56 | DORINNOTECH S.R.L. | Bucureşti Sectorul 2 | Bucureşti | 269 k | 1 |
| 57 | ESICORE SRL | Sat Dudu, Comuna Chiajna | Ilfov | 263 k | 1 |
| 58 | CLINICAL DATA SRL | Municipiul Cluj-Napoca | Cluj | 255 k | 1 |
| 59 | CEPROCIM SA | Bucureşti Sectorul 6 | Bucureşti | 254 k | 36 |
| 60 | CERCETARE SI PROIECTARE PENTRU AUTOMATIZARI (C.P.A.) SRL | Bucureşti Sectorul 1 | Bucureşti | 251 k | — |
| 61 | MULTISPACE EARTH S.R.L. | Bucureşti Sectorul 6 | Bucureşti | 239 k | 1 |
| 62 | PROGRESSIVE SCIENTIFIC TECHNOLOGIES S.R.L. | Municipiul Cluj-Napoca | Cluj | 217 k | 1 |
| 63 | ONCOGCRISAN S.R.L. | Municipiul Cluj-Napoca | Cluj | 217 k | 1 |
| 64 | PROXIMA CENTAURI R&D S.R.L. | Bucureşti Sectorul 2 | Bucureşti | 214 k | 1 |
| 65 | CMAT INDUSTRY S.R.L. | Sat Floreşti, Comuna Floreşti | Cluj | 209 k | 2 |
| 66 | HERTZ ASR CONCEPT S.R.L. | Municipiul Oradea | Bihor | 208 k | 0 |
| 67 | CYGNUS MED SRL | Bucureşti Sectorul 2 | Bucureşti | 206 k | 1 |
| 68 | LAB7 TECHNOLOGIES S.R.L. | Municipiul Cluj-Napoca | Cluj | 205 k | 1 |
| 69 | SWALOW SRL | Loc. Lipova, Oraş Lipova | Arad | 204 k | 1 |
| 70 | FERU APEMIN CONSULT SRL | Bucureşti Sectorul 6 | Bucureşti | 195 k | 1 |
| 71 | AD ACTA S.R.L. | Municipiul Braşov | Braşov | 193 k | 0 |
| 72 | CTAG AUTOMOTIVE TECHNOLOGIES SRL | Oraş Voluntari | Ilfov | 191 k | 17 |
| 73 | CAMPUS USAMV BUCUREŞTI S.R.L. | Bucureşti Sectorul 1 | Bucureşti | 188 k | — |
| 74 | EVO PLANT SRL | Comuna Afumaţi | Ilfov | 187 k | 9 |
| 75 | MINDFULNESS THERAPY S.R.L. | Municipiul Timişoara | Timiş | 184 k | 1 |
| 76 | GNOSIS MEDICA S.R.L. | Sat Moşniţa Nouă, Comuna Moşniţa Nouă | Timiş | 183 k | 0 |
| 77 | LUMINSPINO SRL | Municipiul Timişoara | Timiş | 183 k | 1 |
| 78 | MECHATRONICS INNOVATION CENTER SRL | Municipiul Iaşi | Iaşi | 178 k | 7 |
| 79 | TRANSTERM TECHNOLOGIES S.R.L. | Municipiul Braşov | Braşov | 168 k | 0 |
| 80 | 4DSEARCH AGRISCIENCE SERVICES S.R.L. | Bucureşti Sectorul 1 | Bucureşti | 167 k | 3 |
| 81 | PNEUMOPRAXIS S.R.L. | Bucureşti Sectorul 5 | Bucureşti | 164 k | 0 |
| 82 | INDIAB MED SRL | Sat Corbeanca, Comuna Corbeanca | Ilfov | 164 k | 0 |
| 83 | CARDIOBIT S.R.L. | Municipiul Târgu Mureş | Mureş | 161 k | 5 |
| 84 | EXPLO - 06 SRL | Municipiul Craiova | Dolj | 159 k | 1 |
| 85 | ASTOS SOLUTIONS SRL | Municipiul Oradea | Bihor | 159 k | 2 |
| 86 | R&D MEDCONSULT SRL | Bucureşti Sectorul 3 | Bucureşti | 158 k | 2 |
| 87 | EMA LOODUS S.R.L. | Sat Lazu, Comuna Agigea | Constanţa | 157 k | 1 |
| 88 | CAELYNX EUROPE SRL | Municipiul Craiova | Dolj | 153 k | 9 |
| 89 | PROELI CONCEPT SRL | Municipiul Cluj-Napoca | Cluj | 150 k | 18 |
| 90 | M&S ECO MANAGEMENT S.R.L. | Municipiul Cluj-Napoca | Cluj | 149 k | 1 |
| 91 | GENTEST INTERNATIONAL SRL | Bucureşti Sectorul 2 | Bucureşti | 148 k | 1 |
| 92 | MIS PHARM RESEARCH S.R.L. | Bucureşti Sectorul 4 | Bucureşti | 145 k | 1 |
| 93 | NANOM MEMS SRL | Loc. Râşnov, Oraş Râşnov | Braşov | 143 k | 2 |
| 94 | SMARTS REGULATORY CONSULTING S.R.L. | Municipiul Piteşti | Argeş | 135 k | 1 |
| 95 | CATELOMI MEDICAL S.R.L. | Municipiul Iaşi | Iaşi | 134 k | 0 |
| 96 | EXPERT ALIMENT S.R.L. | Bucureşti Sectorul 5 | Bucureşti | 131 k | 1 |
| 97 | PURE LIFE HIDROSOL S.R.L. | Municipiul Suceava | Suceava | 128 k | 2 |
| 98 | SABCAM INDUSTRIES S.R.L. | Sat Oituz, Comuna Oituz | Bacău | 128 k | 1 |
| 99 | PLANETGIS SKY SRL | Loc. Sinaia, Oraş Sinaia | Prahova | 127 k | 1 |
| 100 | GREENSOFT SRL | Municipiul Iaşi | Iaşi | 126 k | 46 |