Instituto Nacional de Industria acts ended up in failure (e.g., Adaro), INI soon turned itself into the biggest industrial conglomerate of Spain. INI included a broad range of companies, from heavy and basic industries to "soft" services, most of them with E.N., standing for Empresa Nacional (National Corporation), in their names. Among them were: Ensidesa (Empresa Nacional Siderúrgica S.A.)–Aceralia (steel), Enasa (Empresa Nacional de Autocamiones S.A.)–Pegaso (trucks), SEAT (Sociedad Española de Automóviles de Turismo) (cars), INH (Instituto Nacional de Hidrocarburos)–Repsol (Refinería de Petróleos de Escombreras Oil) (oil and gas), ENCE (Empresa Nacional de Celulosas de España) (cellulose, biofuels), ENDASA (Empresa Nacional de Aluminio S.A.)
Ernesto de Quesada in Madrid since his father died in 1972, reorganised it as Hispania Clásica in 1996. One of the founder's grandsons, Enrique de Quesada, Jr. in Caracas, is its director for Latin America. Ernesto de Quesada also founded La Sociedad Artística Daniel and La Sociedad Musical Daniel. La Sociedad Musical Daniel was the organizing force on the Latin American side for a twenty-eight-week U.S. government-sponsored ballet tour of Latin America in 1941, which was said by "Dance Magazine" to have been "the first example of an American government's support of dance." With fellow impresario Sol Hurok and others, de Quesada was