About us

Wellershoff & Partners was founded in 2009. Our diverse backgrounds broaden and deepen our views on the economy and financial markets. We support our clients with our fact-based insights into economic developments and their implications for investors.


Prof. Dr. Klaus W. Wellershoff

Chief Executive Officer, Chairman of the Board and Partner
Klaus W. Wellershoff
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"We know but little. Yet this small amount of knowledge is immensely powerful."

Klaus W. Wellershoff is Chairman of the Board at Wellershoff & Partners. He was previously Chief Economist at the Swiss Bank Corporation and then at UBS. Klaus teaches economics at the University of St. Gallen and works pro bono with several foundations and organisations supporting science, culture and sports.


Lêzan-Noé Calis

Junior Economist
Lêzan-Noé Calis
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«To know what you know and to know what you do – that is knowledge.»

Lêzan-Noé Calis is Junior Economist at Wellershoff & Partners and focuses on our economic models and publication contents. He received his Bachelor's degree in Business and Economics from the University of Basel and earned his Master's in Economics at the universities of Zurich and Basel.

+41 44 256 80 49
ln.calis@wellershoff.ch


Dr. Cyril Demaria

Head of Private Markets
Cyril Demaria
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"Private markets thrive on asymmetric and imperfect information as well as market disruptions."

Cyril Demaria, Head of Private Markets at Wellershoff & Partners, focuses on less liquid assets. Before receiving his PhD at the University of St. Gallen, he graduated from HEC Paris and holds master’s degrees in Law and Geopolitics from Parisian Universities and the Lyon Institute of Political Studies. Previously, Cyril was in charge of private markets research at the Chief Investment Office of UBS. He is the author of five books on private equity and regularly lectures at EDHEC and EADA. He is an expert for SECA, France Invest and InvestEurope.

+41 44 256 80 45
cyril.demaria@wellershoff.ch


Hanspeter Hausheer

Senior Economist
Hanspeter Hausheer
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"Age doesn’t turn a fool into a sage... but it does give you some experience."

Hanspeter Hausheer is Senior Economist at Wellershoff & Partners, focusing on the global economy. After studying economics at the University of Zürich, he spent four decades at UBS as a commodities analyst and economist.


Valentine Huber

Junior Strategist
Valentine Huber
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«Knowledge leads to modesty.»

Valentine Huber is Junior Strategist at Wellershoff & Partners and focuses on converting our strategic recommendations into services. She received her Bachelor's degree from the University of St. Gallen and is currently working on her Master's at the University of Zurich.


Nadine van Huisseling

Personal Assistant to the Chairman
Nadine van Huisseling
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"My forecast: You will be best served and advised by us."

Nadine van Huisseling is Personal Assistant to the Chairman of Wellershoff & Partners. She is in charge of coordinating requests for presentations, especially for keynote-addresses and speeches by Prof. Dr. Klaus W. Wellershoff. Nadine has previously worked at several consulting companies and in a family office in Zurich and New York City. She is a graduate of the Swiss Institute for Business Administration in Zurich and has completed The Secretarial School at the KV Zurich Business School previously. 

 


Christa Janjic-Marti

Head of Investment Services
Christa Janjic-Marti
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"Emerging markets may no longer be the white knights of the global economy, but their potential remains vast."

Christa Janjic-Marti is Head of Investment Services at Wellershoff & Partners. She focuses on the investment strategies of Wellershoff & Partners and our clients. Christa studied at the University of Lausanne and at Cambridge University for a Master’s in economics. She was an emerging market economist at UBS Investment Bank in Zurich, Singapore and London before joining Wellershoff & Partners.


Dr. Adriel Jost

Head of Economics
Adriel Jost
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«Scrutiny is rewarding – especially in macroeconomics.»

Adriel Jost is Head of Economics at Wellershoff & Partners and responsible for our macroeconomic analyses. He previously worked at the Swiss National Bank for seven years, of which three as advisor to the vice chairman of the governing board. He has studied economics in St. Gallen, Singapore and Perth and graduated with a Master in Quantitative Economics and Finance as well as a PhD in International Affairs and Political Economy from the University of St. Gallen.

+41 44 256 10 32
adriel.jost@wellershoff.ch


Beatrice Kählin

Administration / HR
Beatrice Kählin
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"Success only comes when working as a team."

Beatrice Kählin is responsible for Human Resources at Wellershoff & Partners. She also takes care of accounting and all other administrative tasks. Her career began at the UBS Bern, after which she gathered experience in many different firms and banks. She has a degree in management assistance.


Dr. Costa Vayenas

Senior Investment Consultant
Costa Vayenas
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“Financial globalization has hardly started.”

Costa Vayenas is Senior Investment Consultant at Wellershoff & Partners. Previously he worked as an analyst for UBS in London, New York and Zurich. His recent roles included Head of Research and Head of Credit for emerging markets. He has lectured at the University of Zurich as well as the Swiss Federal Institute of Technology (ETH). He is the author of numerous investment-related publications about emerging markets, and is active in the digital start-up sector.

+41 44 256 10 33
costa.vayenas@wellershoff.ch


Vincent Wellershoff

Communications
Vincent Wellershoff
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«There never is only one solution.»

Vincent Wellershoff is responsible for Wellershoff & Partners' communications. He leads the company's external appearance and the production of all publications. As his matriculation project, he investigated the relationship between traditional economic theory and the digital marketplace. In addition to being responsible for the firm's communications, he takes an active interest in strategy research.