Diana Shipping Services S.A., a Panamanian corporation headquartered in Greece, Ioannis Prokakis and Antonios Boumpoutelos, both citizens of Greece, were convicted after an 12-day bench trial on charges related to the illegal discharge of waste oil and oil-contaminated waste water from the M/V Thetis, a cargo vessel operated by Diana Shipping Services, announced Robert G. Dreher, Acting Assistant Attorney General for the Justice Department’s Environment and Natural Resources Division, Neil H. MacBride, U.S. Attorney for the Eastern District of Virginia, Otis E. Harris, Jr., Special Agent in Charge, Coast Guard Investigative Service, Chesapeake Region, and David G. McLeod, Jr., Special Agent in Charge of EPA’s criminal enforcement program for the Middle Atlantic States.