Siro Spellini
Partner of LFG Holding and Executive Board Member of LFG+ZEST.
Siro has over 25 years of experience in the financial sector, starting his career with UBS. He has represented the interests of HNWI clients in North America, South America and Europe. He was in US equity research sales for UBS Investment Banking in New York and in Pan Euro equity research sales for UBS Investment Banking, London. He holds a Bachelor in Business Administration. He is fluent in English, Italian, French and German.
Enrico Guagni
Partner of LFG Holding and Executive Board Member of LFG+Zest.
Enrico is today partner of LFG Holding and Executive Board Member of LFG+Zest. He spent over 10 years as CEO of Zest - starting in 2013 - after having worked in Financial Strategy since 2001. Initially, he worked at Financial Strategy SAM, Monaco as Portfolio Manager and then at Financial Strategy SA, Lugano as Relationship Manager. In 1999 he spent a year as assistant to the managing director of Immobiliare Italia Gestioni (San Paolo-IMI group), after starting his professional career in Mediosim (Banca di Roma group), as a financial intermediary. Graduated in Economics and Commerce from the University of Rome Tor Vergata. He has been for 15 years a member of the Swiss Association of Asset Managers - ASG, holder of a financial trustee license (Canton Ticino - Switzerland).
Rosy Mantia
Executive Board Member
Rosy is today Executive Board Member of LFG+Zest. She joined Zest in April 2019, as Managing Director and Head of the Private Banking division. Before Zest. Rosy spent 23 years at Colombo Wealth Management in Lugano, first becoming its director and then CEO and member of the Board of Directors in 2017.
The experience acquired in terms of management, compliance, and due diligence, administration and asset management optimized for high-net-worth individuals and families, combined with excellent and solid relationships with the major operators in the financial sector, guarantees to our customers and extremely targeted and personalized service and assistance. Her career in the banking sector began at UBS SA followed by a brief stay in the USA.
Miriam Sironi
Head of Fund Admin and Distribution, Executive Board Member
Member of the Executive Board of LFG+ZEST SA and of the Board of Directors of Zest Asset Management SICAV, Miriam has over twenty-five years of experience in the investment funds field in Switzerland and Luxembourg.
Within the company, she is responsible for the Fund Administration & Distribution Team, corporate governance and relationships with Luxembourg fund service providers.
With a focus on people and relationships, she brings professionalism, discipline and a strong collaborative spirit to the teams.
In her free time, Miriam loves to travel and discover new cultures. She practices Pilates and enjoys reading and photography. She has a strong interest in psychology, which she cultivates as a personal passion.
Patrick Borradori
Head of Risk and Compliance, Executive Board Member
Patrick is Member of the Executive Board and Head of Risk Management & Compliance at LFG+ZEST SA in Lugano, where he leads the company’s risk and compliance framework, ensuring regulatory soundness and supporting sustainable growth.
With over fifteen years of experience in the financial sector, he has held increasingly senior roles in asset management, risk management, and compliance, building expertise and gaining broad experience across multiple areas of the industry. He works closely with top management and boards to shape strategy and strengthen governance.
He holds a Master’s degree in Finance from the Università della Svizzera italiana and a CAS in Compliance in Financial Services from the Centro Studi Bancari in Vezia.
Antonio Viggiani, CFA
Head of Portfolio Management, Executive Board Member
Antonio joined LFG+Zest in 2023, bringing a decade of experience in the asset management industry, particularly in quantitative methods due to his quantitative background. His career in the finance industry began at Swiss Life Asset Managers AG, where he worked as a quant and risk analyst. Subsequently, he joined one of the largest independent asset managers in Switzerland before moving to the CIO Office at Zürcher Kantonalbank in Zurich, where he focused on the investment process, quantitative asset allocation, and the development of new investment strategies. Before joining LFG+Zest, he was the Chief Investment Officer (CIO) and a member of the Executive Board at Istituto di Previdenza del Cantone Ticino, overseeing a substantial pension fund portfolio of 5.5 billion CHF.
Antonio holds a degree in mechanical and aerospace engineering from the Swiss Federal Institute of Technology in Zurich (ETHZ) and is a CFA Charterholder. He is fluent in Italian, German and English.
