Mr. Antonopoulos worked for 5 years in Wärtsilä Switzerland, in the department of marketing and new building projects and then appointed as Portfolio Manager for 2-stroke engines, still within Wärtsilä Switzerland, where he worked with major Korean and Chinese shipyards supporting various aspects of vessel propulsion and engine development. Mr. Antonopoulos returned to Greece as Technical Manager for 2-stroke engines responsible for Greece and Cyprus and then appointed to the current holding position. Prior to Wärtsilä he worked for a shipping company, and possesses seagoing experience.