MEDITERRANEAN DIVE CENTER (MDC) has been awarded the highest PADI distinction title (5 star IDC CENTER) for a standard diving center. It is certified with ISO: 9001/2008 for training / education and materials maintenance services.
The headquarters of MDC are Castala in Piraeus. Founder is Mr. Christos Posidis. He served at the Submarine Disaster Unit as a frog trainer from 1973 to 1989.