Managing Director: Sergio López Lara. Economic-Financial and Management Head: Cristina Martín Ortiz. Head of Manufacturing and External Works: Tamara Izarra Tobes. Operation Manager: Álvaro Nobre Ramos. Head of engineering, maintenance and innovation: José Luis Martín Viejo.

Operation of trains on the rail system, Entity in Charge of Maintenance (ECM): F1–F2–F3–F4, Rail Training Centre, Flash-butt welding on the track and in fixed plant. Manufacture of skl-1; skl-12; skl-12 RE and skl-14 elastic clips. Regeneration of rails for second uses. Ultrasonic and optic rail inspection. Ultrasonic Welding and turnouts inspection. RT4: on track running Dynamic Testing, according to the standard UNE-EN 12299 and UNE-EN 14363, of the track and Comfort. Assembly of Turnouts PEM-LEM. Engineering services I+D own. Maintenance of the Robel and Alegria wagons. Approved Center of Maintenance. Own Laboratory.
Redalsa is in possession of railway Single safety certificate.

Top products: TRACK: 1. RT4: Ultrasonic and optic rail testing, Track and Comfort Dynamic Testing according to the standard UNE-EN 12299 and UNE-EN 14363, and geometric testing. 2. Flash-butt welding of the track and rail fastenings.

The main clients are: Adif, Adif Alta Velocidad, ArcelorMittal, Luso Galaica de Traviesas, Travipos, Traviesas y Pref.Aragón S,L, Aldesa Construcciones, Traviesas del Norte, Drace, Precon, Prefabricados Delta, Antrasa, Vias y construcciones, Tecsa, Acciona, FCC – Convensa, Rover Rail, Edilon Sedra,  Comsa, Acciona,  Grupo Azvi, Talleres Alegría, Acosta, Mieres Rail, Metro Bilbao, Renfe Mercancias, LFP Perthus, Voestalpine e Infraestructuras de Portugal.

Quality; Environment; Rail Welding and Manufacturing of Clips SKL-1, SKL-12, SKL-12 RE, SKL-14, and SKL-14 RE: UNE-EN ISO 9001:2015 ES23/00000412; UNE-EN ISO 14001:2015 ES23/00000511; ADIF acceptance certificate for fixed plant flash-butt welding machine GAS 80/580 meeting UNE EN 14587-1 requirements; ADIF acceptance certificate for mobile flash-butt welding machine SCHLATTER meeting UNE EN 14587-2 and T.S. 03.360.156.8 requirements; CETREN certificate for elastic fastening SKL-1 T.S. ADIF 03.360.564-1st Ed June/1981; TORROJA Institute report no. 21694-M1 for elastic fastening SKL-14 according to T.S. 03.360.566.8 ADIF Clips; LADICIM Laboratory report no. 15038-M1 for elastic fastening SKL-12 according to T.S. 03.360.590.8 ADIF Clips; LADICIM technical report for elastic fastening SKL-12 RE according to standard DBS918 127.