| 1 | APA PROIECT SRL | Bucureşti Sectorul 6 | Bucureşti | 10.3 mil | 6 |
| 2 | INTERACTIVE DESIGN SRL | Sat Balta Raţei, Comuna Vânători | Vrancea | 4.8 mil | 3 |
| 3 | ABRAL ART PRODUCT SRL | Bucureşti Sectorul 3 | Bucureşti | 4.5 mil | 12 |
| 4 | POLIART SRL | Municipiul Oradea | Bihor | 3.6 mil | 13 |
| 5 | CONALID SRL | Municipiul Iaşi | Iaşi | 3.0 mil | 8 |
| 6 | PEYCO PROYECTOS, ESTUDIOS Y CONSTRUCCIONES S.A. MADRID SUCURSALA BUCURESTI | Bucureşti Sectorul 1 | Bucureşti | 3.0 mil | — |
| 7 | LIFE HEALTH ENGINEERING S.R.L. | Municipiul Braşov | Braşov | 2.9 mil | 20 |
| 8 | DG IMPIANTI INDUSTRIALI S.P.A. MILANO SUCURSALA BUCUREŞTI | Bucureşti Sectorul 1 | Bucureşti | 2.9 mil | 1 |
| 9 | GEODOR PROIECT SRL | Bucureşti Sectorul 4 | Bucureşti | 2.7 mil | 2 |
| 10 | 62D ENGINEERING & DESIGN SOLUTIONS S.R.L. | Bucureşti Sectorul 1 | Bucureşti | 2.1 mil | 14 |
| 11 | OPTIM ENGINEERS SRL | Bucureşti Sectorul 1 | Bucureşti | 1.9 mil | 19 |
| 12 | EUROPE QUALITE ROMANIA SRL | Municipiul Timişoara | Timiş | 1.9 mil | 14 |
| 13 | AQUACON PROIECT S.R.L. | Municipiul Sibiu | Sibiu | 1.7 mil | 10 |
| 14 | POP 94 SRL | Municipiul Braşov | Braşov | 1.5 mil | 2 |
| 15 | CONSIPRO SRL | Municipiul Cluj-Napoca | Cluj | 1.5 mil | 3 |
| 16 | DINAMIC CONCEPT SRL | Municipiul Zalău | Sălaj | 1.5 mil | 11 |
| 17 | ARKIDAVA STUDIO S.R.L. | Bucureşti Sectorul 2 | Bucureşti | 1.4 mil | 8 |
| 18 | JVTI ENGINEERING SRL | Bucureşti Sectorul 4 | Bucureşti | 1.4 mil | 1 |
| 19 | ENVIRO ECOSMART SRL | Municipiul Galaţi | Galaţi | 1.4 mil | 12 |
| 20 | DECO ARCHITECTS STUDIO SRL | Bucureşti Sectorul 6 | Bucureşti | 1.4 mil | 8 |
| 21 | ARHION S.R.L. | Sat Măniceşti, Comuna Băiculeşti | Argeş | 1.3 mil | 1 |
| 22 | KOMORA ENGINEERING SRL | Municipiul Călăraşi | Călăraşi | 1.3 mil | 93 |
| 23 | SOLAR PANELS MANAGEMENT S.R.L. | Bucureşti Sectorul 5 | Bucureşti | 1.3 mil | 1 |
| 24 | BID DIVISION CONSULTING SRL | Bucureşti Sectorul 2 | Bucureşti | 1.3 mil | 1 |
| 25 | BIROU DE ARHITECTURĂ BOGDAN NIȚĂ SRL | Municipiul Craiova | Dolj | 1.3 mil | 1 |
| 26 | EVO PROJECT DESIGN SRL | Municipiul Constanţa | Constanţa | 1.2 mil | 19 |
| 27 | SERVICII ENERGETICE-PROIECTARE SRL | Sat Lilieci, Comuna Hemeiuş | Bacău | 1.2 mil | 1 |
| 28 | UAD SOLUTIONS S.R.L. | Sat Chişoda, Comuna Giroc | Timiş | 1.2 mil | 5 |
| 29 | EXPROSOV SRL | Sat Valea Adâncă, Comuna Miroslava | Iaşi | 1.2 mil | 15 |
| 30 | HH ARCHITECTS S.R.L. | Municipiul Suceava | Suceava | 1.1 mil | 6 |
| 31 | PROGRESSIVE PLOUGHING SOLUTION S.R.L. | Bucureşti Sectorul 1 | Bucureşti | 1.1 mil | 4 |
| 32 | PROMARH SRL | Municipiul Tulcea | Tulcea | 1.1 mil | 1 |
| 33 | CIT DRUM PROIECT S.R.L. | Loc. Beclean, Oraş Beclean | Bistriţa-Năsăud | 1.1 mil | 1 |
| 34 | KAPPA TOPO SYSTEMS SRL | Bucureşti Sectorul 4 | Bucureşti | 1.1 mil | 4 |
| 35 | AVENSIS COMPANY SRL | Municipiul Suceava | Suceava | 1.1 mil | 10 |
| 36 | ESSENTIAL RESOURCES TECHNOLOGIES S.R.L. | Municipiul Iaşi | Iaşi | 1.1 mil | 1 |
| 37 | RED WIRE CONCEPT S.R.L. | Bucureşti Sectorul 5 | Bucureşti | 1.1 mil | 1 |
| 38 | DUCTIL TECH SRL | Bucureşti Sectorul 1 | Bucureşti | 1.1 mil | 4 |
| 39 | WISE CAD SOLUTIONS S.R.L. | Municipiul Bacău | Bacău | 1.1 mil | 1 |
| 40 | N.K.Y. MIMARLIK MÜHENDISLIK INŞAAT VE TICARET LIMITED ŞIRKETI ANKARA SUCURSALA BUCUREŞTI | Bucureşti Sectorul 1 | Bucureşti | 1.1 mil | 2 |
| 41 | PATRIMONIUM NOSTRUM S.R.L. | Sat Blejoi, Comuna Blejoi | Prahova | 1.0 mil | 2 |
| 42 | COFRAROM S.S.M. CONSULTING SRL | Municipiul Câmpulung | Argeş | 1.0 mil | 3 |
| 43 | LMV PROJECT MANAGEMENT S.R.L. | Bucureşti Sectorul 6 | Bucureşti | 1.0 mil | 1 |
| 44 | EXMIN PROIECT SRL | Municipiul Ploieşti | Prahova | 1.0 mil | 3 |
| 45 | ARCHITECT-SERVICE SRL | Bucureşti Sectorul 1 | Bucureşti | 1.0 mil | 18 |
| 46 | QUADRANT VISION PROJECT S.R.L. | Sat Bucov, Comuna Bucov | Prahova | 969.3 mii | 1 |
| 47 | ARHIPROIECT CONSULT S.R.L. | Municipiul Oradea | Bihor | 969.3 mii | 2 |
| 48 | STOOD PROJECT S.R.L. | Municipiul Iaşi | Iaşi | 968.7 mii | 2 |
| 49 | GENERAL TOPO WEST SRL | Municipiul Cluj-Napoca | Cluj | 958.0 mii | 7 |
| 50 | ACTIV ENGINEERING SRL | Sat Moşniţa Veche, Comuna Moşniţa Nouă | Timiş | 927.0 mii | 2 |
| 51 | FIRECODE CONSULTING S.R.L. | Municipiul Iaşi | Iaşi | 923.4 mii | 2 |
| 52 | MARACINE NICOMAR S.R.L. | Sat Beceni, Comuna Beceni | Buzău | 910.1 mii | 13 |
| 53 | ARTOPIC WORKSHOP SRL | Municipiul Ploieşti | Prahova | 894.9 mii | 1 |
| 54 | ARCHITECT AT WORK STUDIO SRL | Bucureşti Sectorul 1 | Bucureşti | 876.5 mii | 3 |
| 55 | ASTE CONSULT SRL | Municipiul Galaţi | Galaţi | 853.0 mii | 1 |
| 56 | STRUCTONICA SRL | Municipiul Cluj-Napoca | Cluj | 843.3 mii | 14 |
| 57 | TOFAN-ARKITECT SRL | Bucureşti Sectorul 2 | Bucureşti | 841.9 mii | 1 |
| 58 | CELTIC PROIECT SRL | Sat Livada, Comuna Livada | Arad | 840.7 mii | 2 |
| 59 | TOPOGINCONSTRUCT S.R.L. | Sat Traian, Comuna Braniştea | Galaţi | 831.4 mii | 8 |
| 60 | CENTRUL DE PRELUCRARE PRODUSE SIDERURGICE CPPS SRL | Municipiul Galaţi | Galaţi | 820.7 mii | 8 |
| 61 | TELLUS PROIECT S.R.L. | Bucureşti Sectorul 6 | Bucureşti | 820.7 mii | 1 |
| 62 | SOCIETATE MIXTA ROMANO-GERMANA DE PROIECTARE SI PRODUCTIE V & K SRL | Municipiul Sfântu Gheorghe | Covasna | 816.6 mii | 9 |
| 63 | CELTIC DESIGN SRL | Sat Livada, Comuna Livada | Arad | 816.0 mii | 1 |
| 64 | ATELIER DE PROIECTARE BENTA SRL | Municipiul Oradea | Bihor | 806.5 mii | 6 |
| 65 | GLOBAL DESIGN SRL | Municipiul Timişoara | Timiş | 805.4 mii | 1 |
| 66 | RELIEF PROIECT S.R.L. | Municipiul Craiova | Dolj | 802.9 mii | 2 |
| 67 | PROMETEUS-D SRL | Municipiul Timişoara | Timiş | 798.6 mii | 1 |
| 68 | PORTAL SRL | Municipiul Iaşi | Iaşi | 796.6 mii | 2 |
| 69 | RIF STYLE PROJECT S.R.L. | Municipiul Timişoara | Timiş | 790.6 mii | 3 |
| 70 | OPSCAPE HUB S.R.L. | Municipiul Tulcea | Tulcea | 788.9 mii | 7 |
| 71 | META CONSULTING S.R.L. | Sat Ştefăneştii de Jos, Comuna Ştefăneştii de Jos | Ilfov | 782.7 mii | 1 |
| 72 | BIM DESIGN CONSULTING S.R.L. | Bucureşti Sectorul 6 | Bucureşti | 775.2 mii | 8 |
| 73 | ARCHITECTURE & ART STUDIO SRL | Bucureşti Sectorul 1 | Bucureşti | 766.7 mii | 4 |
| 74 | ID CON-STEEL S.R.L. | Municipiul Timişoara | Timiş | 763.6 mii | 6 |
| 75 | ATELIER DE PEISAJ S.R.L. | Loc. Pucioasa, Oraş Pucioasa | Dâmboviţa | 757.5 mii | 1 |
| 76 | ARHITERIUM S.R.L. | Municipiul Craiova | Dolj | 754.5 mii | 0 |
| 77 | ARHIAL SRL | Municipiul Slatina | Olt | 740.8 mii | 1 |
| 78 | TOSHI AM STUDIO S.R.L. | Municipiul Craiova | Dolj | 732.5 mii | 3 |
| 79 | EVO LINE CREATION SRL | Municipiul Timişoara | Timiş | 723.5 mii | 4 |
| 80 | ARHI GRUP SRL | Bucureşti Sectorul 6 | Bucureşti | 718.5 mii | 4 |
| 81 | ARTERA PROIECT SRL | Bucureşti Sectorul 1 | Bucureşti | 715.4 mii | 2 |
| 82 | PROGIR PROIECTARE CONSTRUCTII SRL | Municipiul Cluj-Napoca | Cluj | 702.7 mii | 10 |
| 83 | IPTANARG CONSTRUCT SRL | Municipiul Piteşti | Argeş | 701.4 mii | 2 |
| 84 | OCTAV TÎRZIU ATELIER SRL | Municipiul Constanţa | Constanţa | 700.3 mii | 3 |
| 85 | SEKO ARHISTUDIO VISION SRL | Municipiul Timişoara | Timiş | 677.2 mii | 4 |
| 86 | ROVER CONS SRL | Municipiul Alba Iulia | Alba | 671.5 mii | 1 |
| 87 | TEKTURA SRL | Municipiul Târgu Mureş | Mureş | 670.9 mii | 2 |
| 88 | TIUGA STUDIO S.R.L. | Municipiul Slatina | Olt | 665.2 mii | 1 |
| 89 | ARCH PIN SRL | Municipiul Târgu Mureş | Mureş | 656.2 mii | 1 |
| 90 | CONSULTANT PROIECT & MANAGEMENT SRL | Municipiul Constanţa | Constanţa | 635.9 mii | 3 |
| 91 | REZ EXPERT SRL | Municipiul Oradea | Bihor | 633.4 mii | 2 |
| 92 | ARTEC SRL | Municipiul Tulcea | Tulcea | 623.6 mii | 4 |
| 93 | RD SIGN SRL | Municipiul Timişoara | Timiş | 621.2 mii | 11 |
| 94 | RADUCAN & PARTNERS SRL | Bucureşti Sectorul 2 | Bucureşti | 619.6 mii | 1 |
| 95 | NOBILA CASA SRL | Municipiul Sighetu Marmaţiei | Maramureş | 618.2 mii | 1 |
| 96 | HYDRO SOLUTION LP S.R.L. | Bucureşti Sectorul 4 | Bucureşti | 614.9 mii | 0 |
| 97 | MDB&CO ARHGRUP S.R.L. | Municipiul Târgovişte | Dâmboviţa | 611.2 mii | 1 |
| 98 | DRAMER DESIGN S.R.L. | Sat Cărpiniş, Comuna Cărpiniş | Timiş | 600.0 mii | 2 |
| 99 | ESTACONS PROIECT SRL | Bucureşti Sectorul 2 | Bucureşti | 597.0 mii | 4 |
| 100 | PROIECT CONSTREX CONSULTING SRL | Municipiul Cluj-Napoca | Cluj | 590.7 mii | 3 |
