Born in Madrid, he studied in Bonn and at the Madrid German School. He got a law degree from the Universidad Autónoma de Madrid and completed postgraduate studies at The Hague Academy of International Law (Netherlands).
Mr. Castrillo is a member of the Distinguished Bar Association of Madrid, the International Association of Young Lawyers (AIJA) and Wirtschaftsjunioren Madrid (WIJUS).
Working languages: Spanish, German and English.
Mr. Castrillo is specialised in Procedural law and Litigation, Trade Agreements, International Private law, Employment law, Transport law and Inheritance law.