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

Institutional Expertise

At AlphaTerra Capital, our team brings together professionals with extensive experience across investment management, quantitative research, operations and technology. We combine rigorous analysis, sound judgement and a collaborative approach to support the careful stewardship of capital. Our people are central to the consistent long-term outcomes we seek to deliver.

Apostolos Refenes

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Apostolos REFENES is a distinguished executive with over 30 years of professional experience spanning investment management, capital markets and corporate finance. He has a long track record of consulting for major global financial institutions—including Morgan Stanley, CitiBank, Salomon Brothers, Barclays Capital, BNP, and Societe Generale—on investment management strategies. Furthermore, he has advised organizations like the Bank of Greece, the Hellenic Republic Treasury, the European Commission and the Athens Derivatives Exchange on critical risk management issues. Mr. Refenes has successfully advised corporate clients on capital transactions, such as structuring, arranging, and placing equity issues, with a total value exceeding EUR 5.0 billion, and has acted as an independent valuator for complex securitizations and numerous debt issues. A widely respected figure in the industry, Mr. Refenes has held professorial positions in Finance at the London Business School and at Athens University of Economics and Business.

Yannis Kasimatis

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Yannis KASIMATIS is a seasoned investment management executive with over 25 years of professional experience. He maintains a powerful track record in portfolio management, specializing in global equities strategy and execution. Mr. Kasimatis has previously held significant leadership positions, serving as Head or Co-Head of Proprietary Trading at major institutions, including Jefferies International, Bear Stearns, and Deutsche Morgan Grenfell. Mr. Kasimatis, a Certified Investment Manager (CIM), holds a Ph.D. in Finance from City University of London, a M.A. in Econometrics from the University of Essex and a B.Sc. in Economics from Athens University of Economics and Business.

Marcus Bremer

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Marcus BREMER is a highly experienced leader with over 25 years of expertise spanning capital markets, risk management, and technology. He launched his career in the quantitative modeling group at Credit Suisse in London, ultimately ascending to Managing Director and Global Head of the quantitative modeling group within the Equities Division. Following this success, he transitioned to Global Markets Technology, where he directed quantitative development teams as part of a major front-to-back risk management transformation program. Mr. Bremer holds a Ph.D. in Theoretical Physics from Imperial College, a D.E.A. in Quantum Physics from École Normale Supérieure, and a B.A. in Physics & Philosophy from the University of Oxford.

Andreas Koutras

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Andreas KOUTRAS is an accomplished risk management executive with over 27 years of experience across capital markets and complex financial products. After launching his career as a quantitative analyst at Lehman Brothers, he built specialized expertise in fixed income, structured derivatives, and quantitative research durin various roles at the Royal Bank of Canada, Credit Agricole-Calyon, and Bank of Montreal. His leadership track record includes serving as Head of Market Risk and Risk Reporting at Bank ABC London and Head of Portfolio Risk at FBN Bank. A certified Financial Risk Manager (FRM), Mr. Koutras holds a Ph.D. in Mathematical Cosmology & Relativity and a B.Sc. in Astrophysics from Queen Mary University of London, alongside a Masters degree in Mathematics from the University of Cambridge.

 

 

Eftychia Thanou

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Eftychia THANOU, LL.M., bring over 10 years of legal expertise in finance and investment management to her role, with a specialization in mergers and acquisitions and securities law. She has extensive experience advising clients on complex international tax matters, cross-border M&A transactions, and corporate relocations across numerous jurisdictions. Her prior experience includes serving as legal counsel at the Certified Public Accountants Regulatory Authority, alongside diverse legal positions at PwC and the European Parliament. She holds an undergraduate law degree (LL.B.) from the University of Athens and an advanced postgraduate law degree (LL.M.) from the University of California at Berkeley.

Konstantinos Maitos

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Konstantinos MAITOS has over 13 years of experience across venture capital, capital markets and corporate finance. He currently serves as Chief Financial Officer of two biotech and healthtech venture capital funds, LongeVC and AniVC. His background includes investment and equity analyst roles at HSBC and Axia Ventures Group and he holds several professional certifications, including a portfolio management licence issued by the Hellenic Capital Market Commission (HCMC). Mr Maitos earned an MBA in Finance from the Athens University of Economics and Business and a Bachelor’s degree in Business Administration from the University of Patras.

Georgios Vousinas

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Georgios VOUSINAS has over a decade of professional experience in internal audit and assurance. Most recently, he served as the Head of Internal Audit at Alpha Asset Management. Previously, he held management positions at Ernst & Young and PKF Hellas. Georgios holds a Ph.D. in Financial Supply Chain Management and a B.Sc. in Economics and Finance from the University of Athens.

Dimitris Nanos

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Dimitris NANOS, brings over 7 years of professional experience, centered primarily on cross-border Mergers & Acquisition projects in diverse jurisdictions. His expertise includes providing financial analysis, business valuations, credit rating assessments, and the pricing of financial guarantees for corporate finance and tax advisory clients. Mr. Nanos holds a B.Sc. in Economics from the University of Piraeus and an M.Sc. in Accounting & Finance from Athens University of Economics and Business.

Konstantinos Armeniakos

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Konstantinos ARMENIAKOS manages core transactional processes and complex operational tasks such as order processing, position reconciliation and trade settlement. His prior experience includes roles as an analyst at the Hellenic Statistical Authority and a shipbroker trainee at Chistoship Chartering and Shipping. Mr. Armeniakos holds a B.Sc. in Management Science & Technology and an M.Sc. in International Shipping, Finance & Management from Athens University of Economics and Business.

Dionysis Glytsos

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Dionysis Glytsos focuses on operational efficiency improvements by developing tooling for data reporting and visualisation and process automation. His is currently studying in his final year for a B.Sc. in Management Science & Technology at Athens University of Economics and Business.

Michael Papathanasiou

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Michael PAPATHANASIOU contributes to investment decision-making through quantitative research, market analysis, and special situations insight. His prior experience includes finance and strategy roles at Ernst & Young, Raymetrics, and Star Bulk Carriers. Mr. Papathanasiou holds a a B.A.Sc. in Economic Studies & Global Sustainable Development from the University of Warwick and a M.Sc. in International Shipping, Finance & Management from Athens University of Economics and Business.

We Seek Exceptional Talent

We are always looking for outstanding individuals to join our team across a range of roles. To learn more, please visit our Careers page.

Careers
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