| 1 | PROMISOL S.A.S. | - |
| 2 | PROVEEDORA INTERNACIONAL DE TALADROS SAS | - |
| 3 | POWER PETROLEOM INTERNATIONAL CO LIMITED | - |
| 4 | DISCOVERY ENERGY SERVICES COLOMBIA SA EN REORGANIZACION | 3 |
| 5 | DESTRELLA PETROLERA DE PANAMA SUCURSAL COLOMBIA | 7 |
| 6 | PERFOTEC SAS EN REORGANIZACION | 10 |
| 7 | TECNOLOGIA ECOLOGICA DEL ORIENTE SAS | 19 |
| 8 | Z-COL LLC SUCURSAL COLOMBIA | 30 |
| 9 | C P P TESTING SAS | 33 |
| 10 | CAPITAL RESOURCES AND INVESTMENT | 40 |
| 11 | COL PETROLEUM SERVICES SAS | 41 |
| 12 | ENERFLEX COMPRESSION SERVICES SAS | 44 |
| 13 | CPVEN SUCURSAL COLOMBIA | 45 |
| 14 | SAR ENERGY SAS EN REORGANIZACION | 47 |
| 15 | TIET COMPLETION SYSTEMS CORP SUCURSAL COLOMBIA | 53 |
| 16 | SERVCIOS ASOCIADOS SAS | 56 |
| 17 | INGENIERIA Y TECNOLOGIA DE SERVICIOS S.A.S. | 57 |
| 18 | ISMOCOL SA | 59 |
| 19 | PARKO SERVICES SA | 59 |
| 20 | BULLDOG CEMENTING & PUMPING SERVICES COLOMBIA LTD | 60 |
| 21 | MASSY ENERGY COLOMBIA SAS | 66 |
| 22 | PM&F FISHING OIL SERVICES SA | 67 |
| 23 | Valiant Artificial Lift Solutions | 72 |
| 24 | NABORS DRILLING INTERNATIONAL LTD BERMUDA | 74 |
| 25 | PETROTECH DE COLOMBIA SAS | 75 |
| 26 | INVERSIONES MORENO ULLOA SAS | 79 |
| 27 | SONOMA COLOMBIA SAS | 79 |
| 28 | NLS SAS | 86 |
| 29 | PIONEER DE COLOMBIA SDAD LTDA | 87 |
| 30 | TTP WELL SERVICES SA | 89 |
| 31 | VARISUR S.A.S | 90 |
| 32 | CEDULA DE EXTRANJERIA | 91 |
| 33 | PACIFIC PETROLEUM ENERGY SA | 91 |
| 34 | ATINA ENERGY SERVICES CORP SUCURSAL COLOMBIA | 91 |
| 35 | GUACAMAYA OIL SERVICES SAS | 97 |
| 36 | EAGLEBURGMANN COLOMBIA SAS | 97 |
| 37 | LUPATECH OFS SAS | 98 |
| 38 | KOCH MINERALS COLOMBIA S.A.S | 98 |
| 39 | INDEPENDENCE DRILLING SA | 100 |
| 40 | HOLSAN SAS EN REORGANIZACION | 101 |
| 41 | S&J FULL SERVICES SAS | 102 |
| 42 | STORK TECHNICAL SERVICES HOLDING BV SUCURSAL COLOMBIA | 103 |
| 43 | BRASERV PETROLEO LTDA SUCURSAL COLOMBIANA | 104 |
| 44 | SUMMUM ENERGY SAS | 104 |
| 45 | BAKER HUGHES DE COLOMBIA | 105 |
| 46 | Weatherford Colombia Limited | 105 |
| 47 | MAPLE OIL TOOLS SAS | 107 |
| 48 | POLYNEX SAS | 107 |
| 49 | TGT GAMAS SAS | 110 |
| 50 | SNF INC | 112 |
| 51 | ATS AMERICAN TUBULAR SERVICES | 116 |
| 52 | SHANDONG PETROLEUM EQUIPMENT CO LTD. | 117 |
| 53 | CHEMDRILL SAS | 118 |
| 54 | QMAX SOLUTIONS COLOMBIA | 119 |
| 55 | Halliburton Latin America S.R.L. Sucursal Colombia | 120 |
| 56 | AZUL ENERGY COLOMBIA SAS | 121 |
| 57 | ATP INGENIERIA SAS EN REORGANIZACION | 122 |
| 58 | RHEMA INTERNACIONAL SAS | 125 |
| 59 | EXPRO GULF LIMITED | 136 |
| 60 | EQUIPO PETROLERO CORP SA SUCURSAL COLOMBIA | 138 |
| 61 | ERAZO VALENCIA S.A.S. | 139 |
| 62 | SINOPEC INTERNATIONAL PETROLEUM SERVICE CORP COL. | 139 |
| 63 | OIL BUSINESS SERVICES SAS | 140 |
| 64 | TUCKER ENERGY SERVICES S.A | 140 |
| 65 | OPERACION Y MANTENIMIENTO INTEGRAL DE ACTIVOS COLOMBIA SAS | 140 |
| 66 | CAMERON COLOMBIA LLC SUCURSAL COLOMBIANA | 140 |
| 67 | PETROWORKS SAS | 141 |
| 68 | SERINPET LTDA | 143 |
| 69 | MECANICOS ASOCIADOS SAS | 144 |
| 70 | SCHLUMBERGER SURENCO S.A. | 146 |
| 71 | PASON COLOMBIA SAS | 151 |
| 72 | GENERAL RIGS SERVICES SAS | 153 |
| 73 | DATALOG COLOMBIA SAS | 156 |
| 74 | MIDLAND OIL TOOLS COLOMBIA S.A.S | 162 |
| 75 | PETROLAND SAS EN REORGANIZACION | 162 |
| 76 | TUSCANY SOUTH AMERICA LTD SUCURSAL COLOMBIA | 165 |
| 77 | EXCELLENCE LOGGING LATIN AMERICA LIMITED, SUCURSAL CO. | 173 |
| 78 | NEW LIFT SOLUTIONS BV SUCURSAL COLOMBIA | 183 |
| 79 | DRILLING AND WORKOVER SERVICES SAS | 186 |
| 80 | SERVICIOS PETROLEROS Y ELECTRICOS SAS | 186 |
| 81 | ITS ENERGY SERVICES SUCURSAL COLOMBIA | 187 |
| 82 | ALKHORAYEF PETROLEUM COLOMBIA | 192 |
| 83 | SERTECPET DE COLOMBIA SA | 195 |
| 84 | HV SERVICES & SUPPPLY SAS | 203 |
| 85 | FRANKS INTERNATIONAL SUCURSAL COLOMBIA | 208 |
| 86 | PETROSERVICES COMPANY SAS | 225 |
| 87 | COLREGISTROS SAS EN REORGANIZACION | 232 |
| 88 | ESTRELLA INTERNATIONAL ENERGY SERVICES SUCURSAL COLOMBIA | 232 |
| 89 | FLUIDOS Y SERVICIOS SAS | 238 |
| 90 | PETRODYNAMIC PETROLEUM SERVICES SAS | 250 |
| 91 | RADRILL SA | 280 |
| 92 | TDA SUPPLY & SERVICE SA EN REORGANIZACION | 282 |
| 93 | EXTERRAN ENERGY SOLUTIONS LP SUCURSAL COLOMBIANA | 295 |
| 94 | NATIONAL OILWELL VARCO DE COLOMBIA | 301 |
| 95 | PIPE SUPPLY AND SERVICES SAS | 316 |
| 96 | PETREX SA SUCURSAL COLOMBIA | 324 |
| 97 | NOV DOWNHOLE DE COLOMBIA | 329 |
| 98 | GYRODATA COLOMBIA LTDA | 333 |
| 99 | TUBULAR RUNNING & RENTAL SERVICES SAS | 339 |
| 100 | WILSON WORKOVER CORP SUCURSAL COLOMBIA | 343 |
| 101 | COMPLETION SERVICES SUCURSAL COLOMBIA | 344 |
| 102 | OILFIELD SERVICES Y SUPPLIES SAS | 365 |
| 103 | GO INTERNATIONAL SAS | 366 |
| 104 | ENERGY GEOPHYSICAL SERVICES SAS | 399 |
| 105 | COLOMBIAN GREEN ENERGY SAS | 411 |
| 106 | CORE LABORATORIES | 427 |
| 107 | OBRAS MONTAJES Y CONSJLTORIAS LTDA | 515 |
| 108 | PETROLEUM GOLD SERVICES SAS EN REORGANIZACION | 517 |
| 109 | GLOBAL ENERGY & PRODUCTION COMPANY SAS | 524 |
| 110 | HANNEI SAS | 570 |
| 111 | SDT DRILLING SOLUTIONS SAS | 721 |
| 112 | Ingenieria y Servicios Ambientales Isa Internacional Ltda en Reorganizacion | 735 |
| 113 | ESP ENERGY GROUP SAS | 768 |
| 114 | FLAMINGO OIL SA | 820 |
| 115 | INNOVEX DOWNHOLE SOLUTIONS SUCURSAL COLOMBIA | 1.130 |
| 116 | HELMERICH & PAYNE (COLOMBIA) DRILLING CO | 1.314 |
| 117 | KENTZ CARIBBEAN SUCURSAL COLOMBIA | 1.513 |
| 118 | LOS ANGELES OFS SUCURSAL COLOMBIA | 1.559 |
| 119 | MAREN FOX S.A. | 2.323 |
| 120 | ENERGOLD DE COLOMBIA SAS | 3.967 |
| 121 | HUPECOL OPERATING CO LLC | 7.135 |
| 122 | PERFORACIONES PYRAMID DE COLOMBIA SAS | 216.245 |
| 123 | PARKER DRILLING COMPANY INTERNATIONAL LIMITED | |
| 124 | SANDER GEOPHYSICS LIMITED SUCURSAL COLOMBIA | |
| 125 | ABI HOLDINGS LIMITED COLOMBIA | |
| 126 | BUENAVISTA ENERGY INVESTMENTS INC SUCURSAL COLOMBIA | |
| 127 | CNEOG COLOMBIA SUCURSAL COLOMBIA | |
| 128 | DRILLING & PRODUCTION SERVICES SAS | |
| 129 | ESSENTIAL ENERGY SERVICES SA SUCURSAL COLOMBIA | |
| 130 | ESTRELLA PETROLERA DE COLOMBIA S.A.S. | |
| 131 | INTEGRAL DRILLING IDS INC SUCURSAL COLOMBIA | |
| 132 | OLEODUCTO AL PACIFICO SAS | |
| 133 | SLS ENERGY SAS EN REORGANIZACION | |
| 134 | SUELOPETROL CA SUCURSAL COLOMBIA | |
| 135 | SYGMA PETROLEUM COMPANY SA | |
| 136 | T-ONE ENERGY SAS | |
| 137 | WELLTEC LATIN AMERICA APS SUCURSAL COLOMBIANA | |
| 138 | XPLORE DRILLING SERVICES SUCURSAL COLOMBIA | |
APS