| Subject | English | Spanish |
| transp. | auxiliary service contractor | contratista de servicios auxiliares |
| law | building contractor | contratista de construcción |
| construct. | building contractor | contratista de obras |
| forestr. | chipping contractor | empresa de la industria de trituración |
| forestr. | chipping contractor | empleado de la industria de trituración |
| construct. | co-contractor | co-contratista |
| gen. | Confederation of International Contractors' Associations | Confederación de Asociaciones Internacionales de Contratistas |
| UN, econ. | construction contractor | contratista |
| law | contract made with the general contractor | contrato a corretaje |
| law | contract with an independent contractor | contrato de empresa |
| construct. | contractor company manager | contratista |
| construct. | contractor of foundation works | contratista de obras de infraestructura |
| environ. | contractor removal | recogida por empresas especializadas |
| construct. | contractor’s claims | reclamaciones del contratista |
| law, min.prod. | contractor's development costs | gastos de inversión del contratista |
| construct. | contractor’s documents | documentos del contratista |
| construct. | contractor’s entitlement to suspend work | derecho del contratista a suspender los trabajos |
| construct. | contractor’s equipment | equipos del contratista |
| gen. | contractor's report | informe del contratista |
| transp., construct. | contractor's type tractor | tractor para obras públicas |
| transp., construct. | contractor's type tractor | tractor industrial |
| construct. | contractor to search | búsqueda por parte del contratista (búsqueda de las causas de defectos por parte del contratista) |
| insur. | contractors'all risks | seguro contra todo riesgo del contratista |
| construct. | coordinating contractor | director del proyecto |
| polit., construct. | coordinating general contractor | empresa general coordinadora |
| nat.sc. | customer/contractor principle | principio cliente/contratista |
| fin. | customer/contractor relationship | relación cliente/contratista |
| gen. | demining contractor | contratista de desminado |
| gen. | exclusive contractor | contratista exclusivo |
| gen. | external contractor | contratista externo |
| econ. | farm contractor | empresario agrícola |
| real.est. | general contractor | contratista general |
| construct. | general contractor | empresa general |
| gen. | general contractor | contratista |
| fin. | importer's co-contractor | cocontratante del importador |
| law | independent contractor | contratista independiente |
| UN, account. | individual contractors | contratistas |
| construct. | insurance for works and contractor’s equipment | seguro de las obras y los equipos de contratista |
| coal. | International Association of Drilling Contractors | Asociación Internacional de Contratistas de Perforaciones |
| social.sc. | International Association of Electrical Contractors | Asociación Internacional de Empresarios de Electricidad |
| construct. | lead contractor | director del proyecto |
| construct. | lead contractor | gestor de obra |
| forestr. | logging contractor | empresa de explotaciones forestales |
| gen. | lower-tier sub-contractor | subcontratista subsidiario |
| lab.law., construct. | main contractor | adjudicatario principal |
| construct. | main contractor | director del proyecto |
| gen. | main contractor | contratista principal |
| construct. | management contractor | director del proyecto |
| gen. | mine-clearance contractor | contratista de desminado |
| industr. | national register of builders and contractors | registro nacional de constructores |
| gen. | official contractor | contratista |
| fin. | prime contractor | contratista principal |
| fin. | prime contractor | socio principal |
| construct. | prime contractor | director de obra |
| market., transp. | prime contractor profit | beneficio de contrayente principal |
| insur., R&D. | principal contractor | contratante principal |
| agric. | private contractor | contratista |
| gen. | register of potential contractors | relación de los potenciales contratistas |
| law | responsibility of the contractor | responsabilidad del contratista |
| gen. | selection criterion for contractors | criterio de selección de los empresarios |
| gen. | service contractor | contratista |
| gen. | stand contractor | responsable de alquiler de espacios |
| gen. | stand contractor | contratista de stands |
| insur. | sub-contractor | subcontratista |
| law, min.prod. | to terminate the contractor's rights | suspender los derechos del contratista |
| agric. | threshing contractor | contratista de una trilladora de alquiler |
| agric. | threshing contractor | contratista |
| transp. | transport service contractor | contrato de gestión de un transporte |
| transp. | transportation by road haulage contractors | transporte por cuenta ajena |
| construct. | unforeseeable means not reasonably foreseeable by an experienced contractor by the date for the submission of the tender | imprevisible significa lo que no es razonablemente previsible por un contratista con experiencia en la fecha de presentación de la oferta |
