| 1 | ECUACORRIENTE S.A. | US$ 1.664.822.958 | US$ 499.685.818 | 1.491 | Zamora Chinchipe |
| 2 | AURELIAN ECUADOR S.A | US$ 1.741.956.699 | US$ 515.905.137 | 1.997 | Zamora Chinchipe |
| 3 | SHAYA ECUADOR S.A. | US$ 731.172.135 | US$ 131.491.915 | 145 | Pichincha |
| 4 | CONSORCIO SHUSHUFINDI S.A. | US$ 451.222.312 | US$ 127.864.656 | 51 | Pichincha |
| 5 | SCHLUMBERGER DEL ECUADOR S.A. | US$ 592.327.104 | US$ 69.910.827 | 1.424 | Pichincha |
| 6 | ENAP SIPETROL S.A. | US$ 321.861.125 | US$ 103.193.493 | 205 | Pichincha |
| 7 | UNIÓN CEMENTERA NACIONAL, UCEM S.A. | US$ 172.257.602 | US$ 6.456.695 | 894 | Chimborazo |
| 8 | ANDES PETROLEUM ECUADOR LTD. | US$ 302.045.202 | US$ 103.055.805 | 554 | Pichincha |
| 9 | PLUSPETROL ECUADOR B.V. | US$ 97.110.170 | US$ -10.534.418 | 178 | Pichincha |
| 10 | SINOPEC INTERNATIONAL PETROLEUM SERVICE ECUADOR S.A. | US$ 192.838.864 | US$ 12.066.878 | 1.059 | Pichincha |
| 11 | HALLIBURTON LATIN AMERICA S.R.L. | US$ 170.957.348 | US$ 2.839.902 | 711 | Pichincha |
| 12 | SERVICIOS PETROLEROS IGAPÓ CIA.LTDA. | US$ 114.710.617 | US$ 30.829.126 | 45 | Pichincha |
| 13 | CNPC CHUANQING DRILLING ENGINEERING COMPANY LIMITED | US$ 105.857.541 | US$ -8.109.545 | 897 | Pichincha |
| 14 | EXPLORACIONES NOVOMINING S. A. | US$ 0 | US$ -1.267.817 | 295 | Pichincha |
| 15 | LOWELL MINERAL EXPLORATION ECUADOR S.A. | US$ 89.313 | US$ -294.687 | 253 | Morona Santiago |
| 16 | PETROORIENTAL S.A. | US$ 98.391.338 | US$ 2.428.585 | 4 | Pichincha |
| 17 | SERTECPET S.A. | US$ 160.860.676 | US$ 7.961.260 | 1.971 | Orellana |
| 18 | GRAN TIERRA ENERGY COLOMBIA GMBH | US$ 65.217.858 | US$ -16.478.799 | 38 | Pichincha |
| 19 | PCR-ECUADOR S.A. | US$ 122.709.790 | US$ 26.763.847 | 291 | Pichincha |
| 20 | BAKER HUGHES SERVICES INTERNATIONAL CIA.LTDA. | US$ 97.681.889 | US$ 5.080.067 | 187 | Pichincha |
| 21 | TRIBOILGAS CIA. LTDA. | US$ 64.504.200 | US$ 9.077.692 | 582 | Orellana |
| 22 | ORIONOIL ER S.A. | US$ 49.401.047 | US$ 7.651.358 | 94 | Pichincha |
| 23 | ECUATORIANA DE SAL Y PRODUCTOS QUIMICOS CA (ECUASAL) | US$ 46.716.838 | US$ 6.340.811 | 282 | Guayas |
| 24 | WAYRAENERGY S.A.S. | US$ 49.327.106 | US$ 6.572.751 | 55 | Pichincha |
| 25 | DPMECUADOR S.A. | US$ 0 | US$ 0 | 70 | Azuay |
| 26 | CRS RESOURCES S.L. | US$ 6.167.038 | US$ 4.249.411 | 2 | Pichincha |
| 27 | CURIMINING S.A. | US$ 854.171 | US$ -2.922.947 | 276 | Bolivar |
| 28 | SCHLUMBERGER SURENCO SA | US$ 0 | US$ 5.169.167 | 2 | Pichincha |
| 29 | SWISSOIL DEL ECUADOR S.A. (SWISSOIL) | US$ 71.342.371 | US$ 4.039.230 | 111 | Guayas |
| 30 | CUYABENOPETRO S.A. | US$ 28.337.253 | US$ 1.152.369 | 24 | Pichincha |
| 31 | EXPLOTACIÓN Y COMERCIALIZACIÓN MINEROS DEL SUR EXYCOMINSUR CIA.LTDA. | US$ 64.678.144 | US$ 5.908.416 | 316 | El Oro |
| 32 | PDVSA ECUADOR S.A. | US$ 393.310 | US$ -1.554.588 | 6 | Pichincha |
| 33 | PARDALISERVICES S.A. | US$ 57.433.580 | US$ 17.285.164 | 35 | Pichincha |
| 34 | MINERA BELORO C. L. | US$ 51.704.529 | US$ 11.756.235 | 399 | El Oro |
| 35 | HANRINE ECUADORIAN EXPLORATION ANDMINING S.A. | US$ 0 | US$ 0 | 59 | Pichincha |
| 36 | PETROBELL S.A. | US$ 36.778.446 | US$ 9.125.649 | 98 | Pichincha |
| 37 | SERVICIOS INTEGRADOS PAÑATURI S.A. | US$ 60.286.025 | US$ 22.070.577 | 59 | Pichincha |
| 38 | SOCIEDAD MINERA LIGA DE ORO S.A. SOMILOR | US$ 55.145.950 | US$ 20.734.501 | 676 | El Oro |
| 39 | SOULMETALS S.A. | US$ 108.117.614 | US$ 796.395 | 4 | El Oro |
| 40 | AURELIANMENOR S.A. | US$ 0 | US$ -85.043 | 4 | Zamora Chinchipe |
| 41 | HILONG OIL SERVICE & ENGINEERING ECUADOR CIA. LTDA. | US$ 46.497.788 | US$ 1.080.408 | 258 | Pichincha |
| 42 | ROCADORADA S.A.S. | US$ 88.398.570 | US$ 2.826 | 4 | Guayas |
| 43 | AMODAIMI-OIL COMPANY, S.L. | US$ 943.048 | US$ 600.100 | 1 | Pichincha |
| 44 | GEOPARK ECUADOR S.A. | US$ 30.668.021 | US$ -4.672.653 | 2 | Pichincha |
| 45 | FRONTERA ENERGY COLOMBIA CORP. | US$ 30.557.334 | US$ -4.975.049 | 1 | Pichincha |
| 46 | GASVESUBIO EXPORT S.A. | US$ 2.448.302 | US$ -3.430.288 | 24 | Azuay |
| 47 | CONSORCIO FRONTERA-GEOPARK BLOQUE PERICO | US$ 21.390.528 | US$ 1.426.970 | 20 | Pichincha |
| 48 | GENTE OIL ECUADOR PTE.LTD. | US$ 30.103.698 | US$ 2.375.253 | 77 | Pichincha |
| 49 | BURSAL S.A. | US$ 46.640.195 | US$ 12.851.014 | 747 | El Oro |
| 50 | CPTDC CHINA PETROLEUM TECHNOLOGY & DEVELOPMENT CORPORATION ECUADOR S.A. | US$ 31.680.587 | US$ 316.812 | 19 | Pichincha |
| 51 | ORION ENERGY OCANOPB S.A. | US$ 18.038.219 | US$ -586.570 | 87 | Pichincha |
| 52 | EXPORTADORA AURIFERA S.A. EXPAUSA | US$ 32.868.177 | US$ 5.302.788 | 601 | Guayas |
| 53 | TUSCANY PERFORACIÓN PETROLERA TUSCANYPERF S.A. | US$ 20.599.346 | US$ 298.003 | 593 | Pichincha |
| 54 | TONGGUAN MINES CONSTRUCTION CO, LTD OF TONGLING NONFERROUS METALS GROUP | US$ 28.492.841 | US$ 769.717 | 372 | Guayas |
| 55 | HOLCIM AGREGADOS S.A. | US$ 21.924.267 | US$ 2.177.007 | 96 | Guayas |
| 56 | ECUASOLIDUS S.A. | US$ 0 | US$ -645.409 | 2 | Pichincha |
| 57 | FLANDERS DREDGING CORPORATION NV | US$ 33.354.984 | US$ 1.174.078 | 37 | Guayas |
| 58 | PETROLEOS DEL PACIFICO S.A. PACIFPETROL | US$ 16.338.726 | US$ -284.186 | 85 | Pichincha |
| 59 | EXPLORCOBRES S.A. | US$ 0 | US$ 0 | 8 | Morona Santiago |
| 60 | ROCKGOLDEN S.A.S. | US$ 55.998.228 | US$ 36.195 | 4 | El Oro |