Investment Team


Lampros Papakonstantinou
Managing Partner/CIO

Lampros has more than twenty-eight years' experience as an entrepreneur, a private equity investment professional, a bank deputy CEO and a seasoned investment banker. He founded Virtus International Partners in 2016 and Virtus Partners, a boutique corporate finance firm advising on M&A and capital raising and restructuring transactions. Prior to that, he has been a co-founder of the biggest Greek asset management and equity brokerage firm which he sold by delivering a double-digit return multiple. He has been a member of ten BoDs in Greece and abroad.

He holds an MBA from INSEAD and a BSc/MSc degree in Chemical Engineering from the National Technical University of Athens. He speaks fluently Greek, English and French.

Stathis Papalexiou
Senior Partner

Stathis has a more than thirty years' experience in private equity and in investment and corporate banking. In the last twenty years he has been a PE partner and senior advisor in Greece and in London investing and advising more than twenty leveraged transactions, growth and mezzanine capital in retail, wholesale, telco, consumer goods, health, F&B and entertainment. He has also been a CEO and shareholder of a major brokerage house and the managing director of the investment banking subsidiary of a Greek bank. He has been an executive and non-executive member of twelve BoDs in Greece and abroad.

He holds an MBA from the Booth School of Business, the University of Chicago as a Procter & Gamble scholar and a member of the Beta Gamma Sigma society and a BSc/MSc degree in Chemical Engineering from the Aristotle University of Thessaloniki. He speaks Greek and English fluently.

Damianos Papakonstantinou
Partner/COO

Damianos Papakonstantinou has more than twenty-three years' experience in the financial sector as an investment manager, an M&A investment banker and a CEO of a leading asset management firm in Greece. He was a partner at Virtus Partners, a boutique corporate finance firm and has served in executive roles in three BoDs in Greece and Romania.

He holds an MBA from INSEAD and BSc/MSc in Mechanical Engineering from the National Technical University of Athens. He speaks fluently Greek, English and French.

Marielena Birkou
Senior Analyst - Director

Marielena has more than thirteen years experience as an investment banker in M&A, equity and debt capital raising across multiple sectors for Greek big corporates. She has worked at Virtus Partners as a senior analyst doing M&A advisory work.

She holds an MBA from the IE Business School in Madrid and BSc/MSc in Applied Mathematical and Physical Sciences from the National Technical University of Athens. She speaks native Greek, English and Spanish.

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