Clients from various industries have also been represented by Atty. Castillo in all kinds and stages of proceedings before labor tribunals (including SEnA), Collective Bargaining Negotiations, Department of Labor audits, and appealed cases.
He has substantial exposure with corporate due diligence and housekeeping, acquisitions, and transacting work before the Securities and Exchange Commission. He also serves as the corporate secretary of various companies.
Atty. Castillo likewise has experience in the areas of data privacy, immigration, and family law, and has done intellectual property related work.
He is also a part-time professor at the Far Eastern University Institute of Law, handling classes involving court rules and procedures. Occasionally, he leads television and radio programs where legal questions are sent and answered.
Atty. Castillo obtained his Juris Doctor degree in 2008 from the Ateneo de Manila University School of Law, while he finished his Political Science degree from the De La Salle University – Manila.