Alex is a commercial and technical diver. Together with his PHILTECH team, he works in harsh and peculiar environments which allow him to study predispositions to DCS and develop in-water recompression methods for rapid treatment. He has extensive experience doing deep recovery work for valuable objects and victims of drowning at sea. He has trained recovery teams from the Philippines and from overseas. A member of the Filipino Cave Divers, who study and preserve underwater caves, his true passion is cave diving.