Nicolás González-Cuéllar Serrano has also worked on various legislative reforms carried by the Spanish Ministry of Justice. As such, he has been member of the commission that in 2013 prepared the Proposal for a new Criminal Procedural Code. He directs González-Cuéllar Abogados, specialized in disputes related with Criminal Economic Law, Business Law and Commercial Law. He also chairs Controlcrim Empresas, entity dedicated to criminal prevention in the corporative arena, and the editorial Ediciones Jurídicas Castillo de Luna. By Royal Decree 497/2013, he was bestowed with the Cruz de Peñafort, the highest honor for legal merit.