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Marisa Melliou

Group Internal Audit Head, OPAP

Her previous roles included being Chief Internal Auditor for the Hellenic Financial Stability Fund and Associate Director of Group Internal Audit at National Bank of Greece Group. In the past she had led the Enterprise Risk & Assurance Services at Deloitte Athens. She has more than 25 years of professional experience in IT and Internal auditing, business consulting, GRC, Security & Privacy. She is member of ENISA working teaming on Cyber insurance policy, participated in the team that revised the Hellenic Corporate Governance Code for the Listed Companies in the Athens Stock Exchange and was accepted by the Global Board Ready Women Club. She has served as Board member for ISACA, Athens Chapter, and has been part time lecturer at the National and Kapodistrian University of Athens, the Athens University of Economics and Business, the American College of Greece and the Central Bank of Greece and Egypt. She has an MSc. in Information Management (University of Sheffield) and a Bachelor’s degree in Business Administration (Deree, The American College of Greece) both with distinction.

Evangelia Dimitroulia

Evangelia Dimitroulia has been working as an Auditor since 1994. She started her career as an External Auditor but soon she joined the Internal Audit Division of Alpha Bank Group. Currently she works as an Audit Manager for National Bank of Greece Group. Over the years she has conducted a number of Internal Audit engagements and Special Investigations. She holds an BSc in Accounting & Finance and a Masters degree in Business Administration. She is a member of the Institute of Internal Auditors (IIA) and of the Association of Certified Fraud Examiners (ACFE). She was a founding member of the Hellenic Association of Fraud Examiners and in 2011 she was appointed Training Director. She is a Certified Internal Auditor (CIA), a Certified Financial Services Auditor, a Chartered Certified Financial Consultant and a Certified Fraud Examiner (CFE). She also holds a Certification in Control Self-Assessment (CCSA) and a Certification in IFRS and an Accreditation in Internal Quality Assessment. Aside from the above, she has lectured for the Hellenic Association of Certified Fraud Examiner on issues such as Fraud Theory and Business Ethics. Also, in her capacity as Audit Manager for the Group Fraud and Special Audits Sector she has been actively involved in planning and implementing the Fraud Awareness Program of NBG Group.

Dr. Lamprini Piha

Dr. Lamprini P. Piha holds a PhD degree in Marketing from the Athens University of Economics and Business. She also holds a Master of Business Administration, as well as a bachelor degree in Marketing and Communication from the same University. Throughout her studies, she has been awarded several state and private scholarships for exceptional performance. Her research work has been published in the proceedings of peer reviewed International Conferences and Academic Journals. In parallel with her academic activities, she is constantly active in the business field by working as a marketing consultant in Greek firms and as a project manager for marketing projects in the public and private sector. She currently works as a Scientific Associate and Teaching Fellow in Marketing, HRM and Business Strategy at the Laboratory of Investment Applications, National and Kapodistrian University of Athens, as an adjunct lecturer in Marketing at the Greek Open University and as a Teaching Fellow in Marketing at the Postgraduate Programs of the Athens University of Economics and Business.

Charalambos Xydis

Charalambos Xydis holds a BSc in Business Administration and an MSc in Internal Auditing & Managementfrom City University (Cass) Business School – UK. He is a Certified Fraud Examiner, holds a Certification in Risk Management Assurance (CRMA) from IIA Global and he is also accredited as a Lead Auditor for ISO 9001. He is a member of the Institute of Internal Auditors (IIA) and the Association of Certified Fraud Examiners (ACFE). In February 2014 he was appointed Programs & Partnerships Director of the Hellenic Association of Fraud Examiner.

He has been working since 1996 as an Internal Auditor in significant companies, listed in the ASE, ranging from Financial Services sector (MarfinEgnatia Bank)to Media sector(LAMBRAKIS Press Organization) although his expertise lies in the Energy& Oil sector(VARDINOYIANNIS’ Group of Companiesand Public Power Corporation) where he gained most of his experience.  He has also served the Hellenic Institute of Internal Auditors from the position of Director. Currently he holds the position of Internal Audit Head in International Life - Insurance Co.

Charalambos hasbeen engaged in certainprojects as a businessconsultant dealing with Ethics & Compliance programs, Anti-bribery programs, Anti-corruption programs for Public Awareness, Fraud Awareness Training, e.t.c.

Since January 2016 he is an ACFE Authorized Trainer and the Managing Director of FRAUD EDUCATION CENTER, the exclusive provider of the CFE Exam Review course in Greece and Cyprus.


Michalis Petrodaskalakis

Mr. Michalis Petrodaskalakis is a Director in Ernst & Young’s Advisory Services practice in Athens, Greece, leading the Business Risk Services sub service line in Greece. He holds an MSc in Accounting & Finance from the Athens University of Economics and Business and a degree in Business Administration from the University of Piraeus. He is a member of the International Institute of Internal Auditors (IIA) and of the Association of Certified Fraud Examiners. Since January 2010 he serves as a BoD member in the Hellenic IIA. He is a Certified Internal Auditor (CIA), a Certified Fraud Examiner (CFE) and holds a Certification in Control Self-Assessment (CCSA). In his capacity as director of Business Risk Services, he has conducted a number of external and in house trainings regarding Internal Audit and Internal Controls methodology. He has also devised and delivered lectures regarding Corporate Governance Principles, Internal Controls and Internal Audit at the ALBA Graduate Business School and the University of Piraeus. He has participated as a panelist in various conferences and committees regarding Corporate Governance and Internal Audit.

Yannis Dracoulis

Mr. Yannis Dracoulis is the head of the Greek Fraud Investigation and Dispute Services practice of Ernst & Young which also houses the Corporate & Regulatory Compliance Services. He holds a LLM in Fraud and Forensics from the University of Edinburgh, a MSc in Information Technology from Heriot-Watt University in Edinburgh and a BSc in Economics from University of Piraeus, Greece. Mr. Dracoulis is a holder of Certified Fraud Examiner (CFE) designation and Certified Information Systems Auditor (CISA) professional certificate. His expertise includes fraud, integrity and compliance breach investigations, look backs and remediation plans, process design and development, risk assessment, information processing systems and fraud controls, scenarios and programs. He has significant experience in working on complex, international engagements like forensic investigations, FCPA/UK Bribery act compliance reviews, FCPA due diligences, anti fraud advisory programs and litigation support for dispute cases. Mr. Dracoulis is a member in leading professional organizations such as Hellenic Association of Certified Fraud Examiners (HACFE) and Information Systems Audit & Control Association (ISACA). He has been the main speaker at several Greek and international conferences and published several articles relevant to fraud prevention.

Gregorios Themistocleous

Gregorios Themistocleous is a senior business executive management advisor experienced in building high caliber teams in operations, risk, compliance, audit, business applications security control processes and Information Technology (IT). His goal is to train professionals that deliver high quality solutions customized to leading companies in their unique sectors, culture, sales efforts, business operations and supporting IT infrastructure.

In the course of his professional career since 1998 at Ernst & Young (EY) and Deloitte he has managed to work from the technical detail realm up to every business process detail. He has led teams in a number of multinational projects.

Gregorios Themistocleous is Information Technology Infrastructure Library (ITIL Foundation v3) certified, a Certified Information Systems Auditor (CISA), Certified in Risk and Information Systems Control (CRISC) and a platinum member of the Information Systems Audit and Control Association (ISACA). He holds an M.Sc. in Analysis, Design and Management of Information Systems from the London School of Economics (UK) and a B.A. degree in Business Economics and Organizational Studies from the University of Reading (UK).

Since 2013 he is an adjunct lecturer of information systems audit at the National and Kapodistrian University of Athens; serving MBA level courses and customized training at the local banking sector in the area of internal audit IT integration.