Zalokosta 5,
10671 Athens,
Greece
+30 210 3644 506
Decorative icon Our Team

Our Team

AlphaTerra Capital AIFM is led by a team of seasoned professionals with decades of experience across global capital markets, investment management, and risk oversight. Each member brings a proven track record in portfolio construction, trading, and strategic analysis developed through key roles at leading financial institutions.

Our structure promotes accountability, collaboration, and clarity in decision-making, ensuring that every position reflects collective judgement and disciplined execution.

Our Team

 

Dionysis Glytsos

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Michael Papathanasiou

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Konstantinos Armeniakos

Financial Analyst
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Konstantinos Armeniakos is a Financial Analyst of AlphaTerra Capital S.A. He has worked on ELSTAT as an analyst and as shipbroker trainee at Chistoship Chartering and Shipping Co. Ltd. He holds a bachelor degree (Department of Management Science & Technology) from Athens University of Economic & Business (BSc.) a Master’s Degree (MSc.) in International Shipping, Finance & Management from Athens University of Economic & Business.

Dimitris Nanos

CFO
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Dimitris NANOS, CFO has over 7 years of professional experience in financial analysis, investment valuations and transaction support having worked on cross-border M&A projects in various jurisdictions, including Switzerland, Ireland, Cyprus, UK, Japan, India and the US. He has worked on financial analysis, business valuations, credit rating and the pricing of financial guarantees for M&A and Tax advisory clients. He holds an economics degree from the University of Piraeus (B.Sc.) and a Master’s Degree (M.Sc.) in Accounting & Finance from Athens University of Economic & Business.

Apostolos Refenes

CEO
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A REFENES, CEO has over 30 years of professional experience in Investments, Capital Markets and Finance. Apostolos has consulted for many financial institutions on investment management and asset allocation including Morgan-Stanley, CitiBank, Salomon Brothers, Barclays Capital, Dresdner, BNP, Societe General and on risk management including the Bank of Greece, OTEestate, Hellenic Republic Treasury, the Athens Derivatives Exchange and other organizations including the European Commission. He has advised corporate clients on transactions (structuring, arranging and placing major issues) in excess of 5billion and has acted as an independent valuator for many debt issues and the securitization of complex receivables. Apostolos is a respected figure in investment finance and has held professorial positions at London Business School and in AUEB.

 

Yannis Kassimatis

CIO
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Yannis KASSIMATIS, CIO has over 25 years of professional experience in investment management including fifteen years of experience in trading financial securities in all major markets including US, European and Japanese equities. He has a strong track record in portfolio management with specialization in global equities. Yannis has held positions as head or co-head of proprietary trading in several financial institutions including Jefferies International, Bear Sterns, Daiwa Europe, and Deutsche Morgan Grenfell. Yannis has worked as senior portfolio manager at several equity funds including Bluequant, Sunofia, and Mako Group; He holds a Ph.D. in Finance from City University Business School alongside his BSc in Economics (AUEB) and MA in econometrics (University of Essex). Yannis is a certified investment manager (CIM, AAIFM).

Marcus Bremer

COO
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Marcus BREMER, COO has over 25 years of professional experience in Investments, Capital Markets and Risk including 10 years of experience from the position of Managing Director of global markets technologies at Credit Suisse. He started as an Associate in the quant modelling group in the Equities division at CS in 1999 and progressed through roles of increasing responsibility, eventually becoming a Managing Director, leading and/or overseeing quant modelling groups in both London and New York. His roles spanned across different divisions, including Global Markets Technology, Equities, and Product Control. Marcus holds a Ph.D. in Theoretical Physics from Imperial College London alongside his DEA in Quantum Physics from Ecole Normale Superieure (Paris).

Andreas Koutras

CRO
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Andreas KOUTRAS, FRM, CRO has over 27 years of professional experience in Capital Markets, Financial Products and Risk Management. Andreas started his financial career at Lehman Brothers as a quant and has worked at Royal Bank of Canada, Credit Agricole-Calyon Investment Bank, Bank of Montreal, specializing in Fixed Income, structured derivatives, risk management, and quantitative research. He served as the Head of Market Risk and Risk Reporting at Bank ABC London, overseeing policies, credit risk reporting, IFRS9/ECL processes and as Head of Portfolio Risk at FBN Bank responsible for market risk, credit risk modeling, stress testing, and risk appetite enforcement. Andreas also acted as an Independent Consultant and expert witness, specializing in risk and audit, as well as IFRS9 implementation. Andreas holds the Financial Risk Manager accreditation (FRM) and is a graduate of London and Cambridge University. Andreas holds a Ph.D. in the General Theory of Relativity, a Master’s in Applied Mathematics and a BSc in Astrophysics.

Eftychia Thanou

CCO
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Eftychia THANOU, LL.M, CCO has over 10 years of legal practice finance and investments specializing in mergers & acquisitions and securities law. She is credited with drafting the Greek Income Tax Code (L.4172/2013) during the recent Greek tax reform. She has advised clients, listed and non-listed companies, on international tax including cross border mergers, acquisitions and corporate relocations in Switzerland, UK, Cyprus, Ireland, India, US, Japan and Eastern Europe. Eftychia has acted as legal counsel at ELTE, the Certified Public Accountants (CPAs) Regulatory Authority and has worked for PwC and the European Parliament. Eftychia holds a first-class law degree (LL.B.) from the University of Athens and a Masters of Laws (LL.M.) from Berkeley, University of California US.

Careers

Interested in a career in investment management? We are looking for talented portfolio managers, operations people, research analysts and quantitive developers.

Contact us
AlphaTerra Capital
Zalokosta 5
Athens 10761