Petros Tzavellas
Petros Tzavellas is a vice president of OPKEPE, who has been involved in discussions regarding the internal handling of whistleblower complaints, focusing more on procedural aspects than on the allegations themselves.
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Greece:
Petros Tzavellas, the former vice president of the organization, testified in the parliamentary committee investigating the scandal of illegal subsidies.
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Greece:
Petros Tzavellas is a vice president of OPEKEPE who focused on the manner of Kalliouris's allegations rather than their content.
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