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Versión en castellano

Postal address Avda. Monasterio de El Escorial, 4
E-28049 Madrid. Spain
Telephone +34 91 444 11 50 Fax +34 91 447 31 87 E-mail Web
Company data
Management team

President: Luis Rodríguez Llopis. CEO - Infrastructure, Architecture & Consulting: Álvaro Rey Cepeda. Infrastructure Managing Director: Juan Ramón López Laborda. Rail Director: Ramón Ramírez Llorente.

Main products and services

Integrated consultancy engineering - high-speed, conventional and freight rail, urban massive transport (metro/tramway) – offering the following main product lines:

Planning and Functionality (functional and feasibility analysis, assessment of demand, traffic demand forecast)

Studies, preliminary and Draft Design (analysis of alternatives, background studies)

Detailed Design (trackbed, tracks, electrification, signalling and ERTMS systems, GSMR telecommunications, automated train operation (ATO) for metros systems, control centres; SCADA)

Construction Supervision and Operational Start-up (site supervision, integrated systems management and rolling stock, commissioning, RAMS, operating support)

Project Management (all stages)

Architecture (stations, large terminal stations, and interchange stations)

Specific Studies (operating systems and traffic management, simulator for railway traffic controllers training; rail electrification optimization)

Technological Innovation (In-house software to optimize the design of rail systems, noise, vibrations; support to works management; tunnel safety verification; analysis of stray currents; life cycle; etc.)


Top product: ENGINEERING AND CONSULTING: 1, Design and design supervision services for the construction of the new cross-border project "Rail Baltica", in Estonia, Lavia & Lithuania, 2. Design & construction for DART Project: Maynooth line & City Centre Enhancement, Dublin (Ireland)




Activity Consulting, Engineering, Architecture.

Activities by year

Projects in 2019/2020:


New cross-border project Rail Baltica, high performance rail | Design and design supervision services for the construction. Sections:

Tallin - Rapla | ESTONIA

Pärnu - Rapla | ESTONIA

Main line through Rīga | LATVIA

Misa - Latvian/Lithuanian state border | LATVIA

Kaunas - Ramygala | LITHUANIA

Ramygala -Lithuanian/Latvian state border | LITHUANIA

Urban Integration and Ourense rail network refurbishment project, Seixalbo – Ourense Station section | SPAIN | Detailed Design

High-Speed Cantabrian-Mediterranean Corridor, Villafranca-Olite and Olite-Tafalla sections | SPAIN | Preliminary and Detailed Design


DART Project: Expansion of the Maynooth line and City Centre Enhancements, Dublin | IRELAND | Feasibility study and Detailed Design

Kandy Suburban Railway Project | SRI LANKA | Feasibility Study and Detailed Design

Central Railway, Montevideo Port - Paso de los Toros Railway Section | URUGUAY | Detailed design

Railway access to the outer port of A Coruña in Punta Langosteira and the internal network of the Port of A Coruña | SPAIN | Detailed design

New railway section Kriva Palanka – Border with Republic of Bulgaria, as part of Corridor VIII | MACEDONIA | Detailed design and tender documentation

Upgrade and construction of second track of Krizevci – Koprivnica - National Border Railway Line | CROATIA | Feasibility study and preliminary design

New Intermodal Station of A Coruña, San Cristóbal | SPAIN | Preliminary design and detailed design

Valladolid Rail Network, East Alternative | SPAIN | Site supervision


First metro line in Dublin: MetroLink | IRELAND | Preliminary and detailed design

LAN: Afragola-Naples metro line | ITALY | Feasibility study and preliminary design

Metro Line GAR – Dustepe – Hastane in Gaziantep | TURKEY | Detailed design

Extension of the Baºakºehir – Kayaºehir metro line and the section between Seyitnizam and Zeytinburnu stations of Kabataº - Bağcilar tram line | TURKEY | Final project services for the execution

Santiago Metro Line 7 | CHILE | Specialized project management for the engineering and construction of the project

Line 12 of the Mexico City Metro | MEXICO | Engineering for train manufacturing, commissioning, and maintenance supervision of 30 trains

Bahrain Metro | KINGDOM OF BAHRAIN | Functional and operational design, and feasibility study for phase (red and blue lines)

Cross River Rail urban railway – ETCS (European Train Control Systems) | AUSTRALIA | Technical advisory


Extension of first tramway line in Constantine, Zouaghi - Nouvelle Ville Ali Mendjeli y Zouaghi – Airport section | ARGELIA | Advanced preliminary design and site supervision of the works

Copenhagen Tramway: Line L and Line VBG Copenhagen | DENMARK | Preliminary design and detailed design

Odense tramway | DENMARK | Preliminary design and detailed design

Greater metropolitan area electric train | COSTA RICA | Feasibility study

Almaty tramway | KAZAKHSTAN | Technical and financial advisory

MetroRiel in Guatemala | GUATEMALA | Feasibility study



Development designer in the innovation railway project Hyper Poland | POLAND

Rail traffic simulator for training, developed for ADIF | SPAIN

IDOM-REPS is a simulator system related to traction energy needed in railways systems, capable of evaluating the voltages and currents in catenary and rail, in the different line conductors and a thermal module that assesses both the effect of radiation as convection. IDOM-REPS included the required modules as specified in the TSI 2008, and the EN 50119, and additionally used for general and specific studies of Electromagnetic Compatibility (EMC) and earthing studies. Initially developed for ADIF, it has been used for dimensioning the network of PKP Poland, TCDD Turkey, NWCorridor India, EFE Chile, among others.

Development of projects in collaborative BIM environment.

Areas 45 offices, 125 countries.

Certifications Quality Assurance, Environmental, and Health and Safety Certificates: Certificate by Lloyd´s Register Quality Assurance Limited, according to UNE EN ISO 9001 (Quality Assurance), UNE EN ISO 14001 (Environment), and UNE EN OHSAS 18001 (Occupational Health and Safety Management System).

Turnover 330 million Euros
No. of employees 3,800 professionals

Partners: 866
R&D Investment 100,000 working hours
Activities Electrification, Engineering and consulting, Others, Telecommunication, Track.
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