CONSTRUCCIONES Y AUXILIAR DE FERROCARRILES, S.A from 14/04/2021 to 14/04/2021 14/04/2021 12:31 CONSTRUCCIONES Y AUXILIAR DE FERROCARRILES, S.A On business and financial situation CAF attaches a press release issued by RATP, SNCF and Ile-de-France Mobilités, confirming the initiation of the project to supply trains for the Paris RER B suburban line, which is operated by both RATP and SNCF. Register number: 844