In 1932 he was a member of the National Committee of the CNT, whose general secretary was Manuel Rivas Barros, and the following year he was a delegate for the manufacturing sector in the Catalan regional plenum.

He later became a political commissar of the People's Army of the Republic, serving in the 153rd Mixed Brigade[2][3] as well as the 24th[4] and 32nd[5] divisions, operating on the fronts of Aragon and Catalonia.

During the years of the Nazi occupation, he was one of the delegates in Toulouse of the clandestine leadership of the CNT - established in Marseille in December 1943.

In March 1944, during the plenary session of Muret, he was elected a member of the National Committee of the CNT.

In this capacity, he was one of the signatories to the constitution of the Junta Española de Liberación (JEL) in Toulouse, on October 23, 1944.