About Renalco

Since 1979

Founded in 1979 by Me René Merkt (‘Merkt [&] Associés’ law firm), Renalco SA is based in the heart of Geneva’s renowned banking district and remains privately held.

As a pioneering private wealth management company, Renalco focuses on providing tailored solutions and services to its Swiss and international clients. Our highly experienced and respected investment managers focus on providing a personalised service based on continuity, capital preservation, integrity and total discretion.

Whether in discretionary or an advisory capacity, Renalco’s total independence ensures yours assets are managed solely with your interests in mind and placed with the most prestigious and secure private and commercial banks. Renalco does not propose any “in-house” products and was one of the first to forfeit commissions from depository banks thus eliminating potential conflicts of interest. Our fees exclusively come from our clients.

Renalco also offers specialist and family office services either directly, or via a well established network of best of class specialists in areas such as legal, tax advice and real estate matters.

Renalco is one of the first members of the Swiss Association of Asset Managers (VSV-ASG) and strictly adheres to its guidelines. It is also FINMA authorised.

entrence of the Renalco building

Our Board and
Management Team

Yves Burrus


Chairman of the Board of Directors

Yves Burrus is a graduate of the Institute of Political Studies (Institut d'Etudes Politiques) in Paris and INSEAD in Fontainebleau. Having started his career as a financial analyst, he later headed the Paris office of an American investment bank. In 1971, he founded and managed a Swiss private bank, Banque Ormond, Burrus & Cie SA, of which he later became chairman. In 1998, he assumed the presidency of Marcuard Cook & Cie SA, a Swiss private bank, sold in 2001 to Anglo Irish Bank. Yves Burrus was a member of the Board of Directors of Hyposwiss Private Bank Genève SA, as well as of several other companies.

More recently, he has oriented his activities towards humanitarian and charitable organizations, in Switzerland and abroad. He is more specifically supporting microcredit activities in India.

Cyril Abecassis


Member of the Board of Directors

Cyril Abecassis holds a degree in Law (1975) and a degree in Commercial and Industrial Sciences (1972) from the University of Geneva. He was assistant to Professor Raoul Oberson, in fiscal law. After two years of professional experience in international commodity trading, he completed his legal traineeship with Me Pierre Sciclounoff and obtained his bar exam in 1980. He then practiced as a lawyer at the international firm White & Case, in New York and Paris.

He joined Merkt [&] Associés as a partner in 1983, a position he left on December 31st, 2021, becoming Counsel in his areas of expertise (in particular in corporate, trust and tax law, as well as estate planning).

Cyril Abecassis is a member of the Board of Directors of Renalco since 2002.

Olivier Reymond



Olivier Reymond has more than 30 years experience in the financial field. In particular, he held positions as Chief Investment Officer (CIO) of the CBG bank, thereafter of a major Family Office before becoming the CIO of the Family Office of Banque Pictet & Cie.

He has been advising a very large public pension fund for several years on its asset allocation. Olivier Reymond has put his technical skills and knowledge of the various asset classes at the service of Renalco to develop a management offer based on the expectations and concerns of a demanding clientele.

Micheline Hayoz

Micheline HAYOZ


Micheline Hayoz has always worked in the field of wealth management with Swiss banks, in particular the Ormond Burrus & Company, as a member of the senior management team.

Micheline Hayoz joined Renalco SA in 1997. Over the years, she has managed many clients from various backgrounds, building strong relationships based on trust. Her experience and ability to listen have enabled her to advise her clients in their best interests.

Michel Schiffelholz


Chief Investment Officer

Michel Schiffelholz recently joined Renalco as CIO after a long career in the banking world where he successively carried out activities as head of centralized management of the Hottinger bank, then as head of development of the Advisory activity of the Indosuez Bank.

In 2000, Michel Schiffelholz was recruited by Banque Pictet & Cie to assist the setup the Advisory Business. He subsequently joined the Wealth Management department as Executive Director until 2022.

Paul Perrin


Administration & Compliance Officer

After working in the insurance industry, Paul Perrin joined Crédit Suisse and later UEB (BNP Paribas) in their documentary credit department, an activity he carried out for nearly 10 years.

Subsequently, he was responsible for the administration of various Family Offices. In 2006, Paul Perrin joined Renalco where he holds the position of Administration and Compliance Officer.