EMEF - Railway Technology
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Railway Vehicle Repair, Maintenance, Reconditioning, and Construction

Rua das Indústrias, 21,
2700-460 Amadora,

Rua das Indústrias, 21,
2700-460 Amadora,

EMEF-Empresa de Manutenção de Equipamento Ferroviário, S.A., is the main Portuguese Company in the Railway Maintenance Sector and develops it`s activity in five main fields:

  • Maintenance, repair and refurbishment processes – on railway rolling stock material and equipment
  • Preventive and corrective maintenance
  • Build-up, rehearsal and commissioning
  • Freight wagon design and manufacturing
  • Innovation

EMEF has been Quality Management System certified since 2000, currently in accordance with EN ISO 9001:2008 standard, covering our global activity, carried out in all of our workshops and central services.

Maintenance, repair and refurbishment

A wide experience in the sector of maintenance of the rolling stock fleet of CP-Comboios de Portugal – diesel as well as electrical – allows EMEF to develop the best solution for the maintenance of any type of rolling stock:

  • Preventive maintenance
  • Corrective maintenance
  • Emergency interventions

We also undertake implementation of the RCM reliability centered maintenance (RCM) methodology in the CPA400 trains (Pendolinos) and in other rolling stock material.

Freight wagon`s design and manufacturing

A wide experience in the sector of the freight wagon`s design and manufacturing, as well as, a set of technical and operational solutions make EMEF able to supply “turn-key” solutions, by having the following abilities:

  • Engineering design in accordance with customer needs
  • Production with high-level quality standards
  • Static and dynamic tests – TSI procedures and requirements
  • Supply

Railway innovation

We also offer the following services:

  • Innovation in the Railways business with real, customer tailored and successfully tested field applications
  • University / industry interface experience applied to real problem solving
  • Active participation with railways experience in Framework European Projects (FP7)
  • New railways maintenance technologies for optimized rolling stock life-cycle cost
  • Condition-based maintenance – telemaintenance – reliability centered maintenance with TRAINix © solution. Technology applied to existing and new rolling stock material
  • Remote energy metering system for energy efficiency ecodriving solutions
  • Wireless on-board CCTV and wireless video transmission to distributed ground datacenters
  • Power electronics project and repair expertise
  • Railways re-engineering projects for alternative solutions in automation and electronics systems according to operation specific needs
  • Railways Telemaintenance TRAINix© and electronic loogbook eDTB© patents by EMEF Innovation Unit – UITF

EMEF – Empresa de Manutenção de Equipamento Ferroviário, S.A.

Rua das Indústrias, 21

2700-460 Amadora



Grupo Oficinal do Entroncamento (Entroncamento Workshop Grou

Apartado 118



United Kingdom