Sybille Wyss
CEO / Fund Manager
Since 2020 Sybille Wyss is CEO of Tareno Ltd. From 2012 to 2020, she was Chief Investment Officer (CIO) and thus, responsible for Tareno Ltd’s investment policy and communications. She has been co-fund manager of the Tareno Global Water Solutions Fund since the launch of the fund in 2007 and fund manager since September 2018. She holds a Bachelor in
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Josef U. Bollag
CEO / Fund Manager
Josef Bollag has been responsible fund manager since inception of the fund. From 2011 to 2020 he was CEO of Tareno, leading the company with a steady hand and since 2020 he holds the position as Chairman of the Board of Directors. Before he joined Tareno as a partner in 2005 he acted almost 20 years as an independent asset manager in Basel. Prior to that, he worked as
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Stefan Schütz
Head Equity Research
Stefan Schütz leads the equity research team consisting of 6 analysts, and is responsible for the European and US industry sector. He has over 20 years of experience in equity research and asset management. Stefan Schütz started his career in the finance industry in 1997 at Bank CIC. He joined the Tareno Investment Team shortly after the inception of the Tareno
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Katja Ackermann
ESG Analyst
As an ESG analyst, Katja Ackermann is responsible for implementing the sustainability strategy of the Tareno Global Water Solutions Fund. She is also responsible for managing the equity valuation models. She has obtained a Master's degree in International Business Development from the University of Neuchâtel and has been with Tareno AG since 2016. Katja
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Frank Pfeiffer
Technical Analyst
Frank Pfeiffer is in charge of the technical analysis for the Tareno Global Water Solutions Fund. He is also responsible for the fixed income strategy in portfolio management. Before joining the Tareno team in 2015, Frank Pfeiffer spent 5 years as a portfolio manager at Bank Julius Baer. Frank Pfeiffer is Certified International Investment Analyst (CIIA) and
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Albert M. Baehny
Advisory Board / Industrial Expert
Albert Baehny has been Chairman of the Board of Directors of Geberit Ltd since April 2011. From 2005 to 2014 he was also Chief Executive Officer of Geberit Ltd. Moreover, Albert Baehny has also been Chairman of the Board of Directors of Lonza Group Ltd, Basel, since 2018. Before he joined Geberit Ltd in 2003, Albert Baehny was Senior Vice President
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Dr. Matthias Retter
Advisory Board / Sustainability Expert
Dr. Matthias Retter is an expert in sustainable investments and topic areas water & companies. Throughout his career he has developed diverse solutions for investors, banks and companies in more than 30 countries. One example is the updating of the Sarasin Sustainability-Matrix. In addition he supported the UN PRI in drawing
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Legal notice

Please read the following, important Legal Notice and the Privacy Policy carefully. By accessing the websites of TARENO Ltd, International Asset Managers, (hereinafter referred to as TARENO) at and (hereinafter referred to as Websites), you declare that you have understood and agree to this Legal Notice and the Privacy Policy.

Access restrictions/target audience

The TARENO Websites are intended in general for natural and legal persons as well as partnerships and corporate bodies domiciled in Switzerland. Foreign legal regimes may prohibit publication on or access to the TARENO Websites. Therefore, persons subject to such restrictions must not access the TARENO Websites. Such restrictions apply in particular to citizens of the United States of America, the United Kingdom and Japan, and to persons resident in these countries. We would also like to point out that these persons are not protected by local laws and other decrees applicable to them. It is a matter for each individual to obtain information from the relevant agencies or a qualified advisor about the restrictions that apply to them.

Qualified investors

Qualified investors pursuant to Article 10 (3) and (3) bis CISA in conjunction with Article 6 CISO shall mean the following investors:

  • Regulated financial intermediaries such as banks, securities traders, fund management companies and asset managers of collective investment schemes, as well as central banks, regulated insurance institutions, public entities and retirement benefits institutions with professional treasury operations, companies with professional treasury operations
  • Individuals who
    • are able to prove that (1) due to their professional experience or comparable experience of the financial sector, they have the knowledge required to understand the risks inherent in the investments and that (2) they dispose of at least CHF 500,000 in assets, or
    • declare in writing that they dispose of at least CHF 5 million in assets.


The information on the TARENO Websites is offered “as seen” and “as available”. TARENO excludes all warranties guaranteeing that access to the Websites will be uninterrupted and error-free, that defects will be corrected and that no viruses or other harmful components will be transmitted in connection with the use of the Websites.

TARENO excludes, as far as legally permissible, any liability for damages or consequential damages resulting from the use of or access to the information on the Websites or links to third-party websites (or from the impossibility of use/access). In addition, no assurance or warranty, either explicit or implied, is provided for the accuracy, reliability, completeness or correctness of the information presented or functions offered. This disclaimer also applies to damages or consequential damages caused by third parties manipulating the Websites.

Risk disclosure

Users of these Websites are requested to consult the “Special Risks in Securities Trading” brochure (PDF) to obtain information on the risks inherent in securities trading. In addition, they are asked to refer to any prospectuses for a detailed description of risks. We draw investors’ attention to the fact that past performance is no guarantee of success in the future. Because of possible fluctuations in value to which the invested capital may be subject, it is possible that the investor will not get back the capital they originally invested. If investments are effected in foreign currencies, these are also subject to exchange rate fluctuations.

In no event should you effect securities transactions without being precisely aware of the associated risks and having formed a picture of the extent to which the substantial risk of loss is financially bearable. In particular, we recommend that you do not effect any investments without professional advice.

Neither invitation nor offer

The information and opinions published on the TARENO Websites do not constitute an invitation to make an offer or a solicitation or an offer to buy or sell securities or other investment or financial products and should not be construed as an invitation or offer to engage in any other transactions. They are for information purposes only. The information and opinions made available on the TARENO Websites are not to be understood as recommendations or aids to decision-making for the investor’s investment decisions and other decisions and are in no way advisory in nature.
The investor is called upon to seek advice from their client advisor, undertake their own clarifications and obtain further information before making their investment decision.

No orders

TARENO expressly states that it is not obliged to take on, execute or accept any orders, revocations of orders, authorisations for business transactions or other legal declarations that may be transmitted via the Websites.

External links

The Websites may include links to other websites outside the scope of influence of TARENO. TARENO accepts no responsibility for their content and for the protection of your privacy in connection with the use of these Websites. Users create links to these pages or other websites at their own risk.

Intellectual property rights

All copyright and other rights to all the content of the TARENO Websites remain with TARENO. The printing or downloading of pages is permitted, subject to the provisions of the next section concerning “Morningstar”, and provided that the source is fully acknowledged.

All the information published by Morningstar Schweiz GmbH (overall rating): (1) is copyrighted for Morningstar and/or its content providers (2) may not be reproduced or distributed and (3) its accuracy, completeness or timeliness is not guaranteed. Neither Morningstar nor its content providers are responsible for any damage or loss arising from the use of this information. Past performance is no guarantee of future results. Sustainability rating as at [30 June 2016]. Sustainalytics provides the analyses at company level that are included in the calculation of the Morningstar Sustainability Score.


In respect of legal tax provisions in the investor’s tax domicile concerning the holding, buying or selling of securities and other investment products and the associated implications for taxation, investors are requested to contact their tax advisor.

Subject to change

All contents of the Websites are subject to change at any time without notice.

Applicable law and place of jurisdiction

Access to and use of the Websites and this Legal Notice are subject exclusively to Swiss substantive law. The exclusive place of jurisdiction is Zurich, Switzerland.

Security and privacy protection

For the security and protection of your privacy on our Websites, we summarise in the following the handling of the user data of the visitors to our web pages. Please note the Privacy Policy applicable in this context.

Personal details

It is not necessary to provide personal details to access the Websites of TARENO LTD International Asset Managers (hereinafter referred to as TARENO). An exception to this is when TARENO is contacted using the electronic contact form.

Contact via the Internet and e-mail

Tareno draws the attention of users of its Websites to the fact that the use of e-mails and electronic forms entails certain risks. E-mails are sent to TARENO without encryption, the same applies to data sent via contact forms. It is possible that electronically transmitted data may be read and altered by third parties and that TARENO may be identified as the recipient. As a result, inferences may be made with respect to the user’s relationship with TARENO. We urgently recommend that you do not send confidential information such as client details or orders using these media.

Use of personal details

We use your personal details solely for the purpose of providing you with information that you have requested and that may be of interest to you. No personal details are passed onto organisations outside TARENO.

European SRI Transparency Code for sustainability funds

The logo specific to the European SRI Transparency Code signifies that Tareno Ltd is committed to disclosing accurate, adequate and timely information to enable stakeholders, in particular retail investors, to understand the policies and practices of sustainable investment of a given fund. For more detailed information on the European Transparency Code please visit Information on sustainable investment policy and its implementation by the Tareno Global Water Solutions Fund is available at The Transparency Code is managed by Eurosif, an independent organisation. The European SRI Transparency logo stands for the above-mentioned commitment by the fund manager. It should not be construed as favouring any specific company, organisation or individual.

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