Investment Team

John Chang is a veteran financial leader with over three decades of experience spanning both buy‑side and sell‑side roles at globally respected institutions including Rothschild, BEA Union Investment, DBS Vickers, KGI, Korea Investment Securities, and Luk Fook Securities.

At Rothschild, he oversaw global multi‑asset portfolios, while at BEA Union Investment he managed Asia MPF portfolios, consistently delivering strong results across diverse market cycles. His career is marked by a talent for building strategic cross‑border alliances, having played a pivotal role in partnerships such as:

• Hana Bank Group with DBS Vickers
• Samsung Securities with KGI
• KB Securities with Cithara Investment

In addition to his expertise in traditional finance, John is an authority on virtual asset management and currently serves as a Responsible Officer for RGSL’s virtual asset business.

An alumnus of the University of Western Ontario and McGill University, John blends deep market insight with a proven ability to bridge traditional and emerging asset classes, helping organizations navigate an increasingly complex financial landscape.

Tony serves as Chief Operating Officer, bringing over two decades of finance experience in Hong Kong with deep expertise in private equity, asset management, and family office investments. Known for his ability to navigate complex financial strategies, he has consistently delivered value across global markets.

Over his career, Tony has held senior leadership roles at prominent family offices and private equity firms, overseeing initiatives in investment management, strategic asset allocation, and business development. His leadership is marked by a focus on long-term growth, disciplined risk management, and innovation in capital deployment.

With extensive experience spanning fund management, private equity, and strategic financial operations, Tony continues to shape forward‑thinking investment solutions that meet the evolving needs of clients and stakeholders worldwide.

Christoph Mauchle is a seasoned board member and executive with extensive experience in financial services, wealth management, and corporate governance. He has held key leadership roles in prominent financial institutions, showcasing his expertise in client business, management, and strategic planning. Currently, he serves as a board member at ARMBUSINESSBANK CJSC since 2022 and as the vice-chairman of the board of directors at Privatbank IHAG Zürich AG since 2021. He is also a member of the board of directors at JMA Asset Management AG since 2021. Previously, he was a member of the group executive management and head of client business at VP Bank AG from 2013 to 2020. At Credit Suisse AG, he held several roles including managing director and CEO for Germany, Austria, and Luxembourg from 2009 to 2013, managing director and regional head Zurich from 2001 to 2009, director/managing director and head of the external asset managers division from 1998 to 2001, director and COO for the region Eastern Switzerland from 1995 to 1998, and director and sector head private banking from 1992 to 1995. He also served as chief of staff private banking at Bank J. Vontobel & Cie AG from 1989 to 1992 and as a management trainee and research analyst in New York, and account manager for large institutional clients in Zurich at Brown Brothers Harriman & Cie from 1986 to 1989.

In addition to his professional experience, Christoph Mauchle holds several board memberships. He has been a board member at Privatbank IHAG since 2021 and JMA Asset Management since 2021. He held board mandates within the VP Bank AG group from 2013 to 2020 and was a member of the board of directors, audit committee, and nomination and compensation committee at Swisscard AECS from 2005 to 2012. He also held board mandates within the Credit Suisse group from 2008 to 2012, including Aufsichtsrat CS Deutschland AG and Verwaltungsrat CS Luxembourg AG.

Ariel Sergio Davidoff is an experienced board member and executive with a strong background in business administration, law, and wealth management. He has held significant roles in various financial institutions and organizations, demonstrating expertise in investment, risk management, and client relations. Currently, he serves as a board member at ARMBUSINESSBANK CJSC since 2022 and as a partner at LINDEMANNLAW in Zurich, Switzerland since 2020. Previously, he was a member of the executive board at Schroder & Co Bank AG from 2015 to 2020, where he also participated in the Investment Committee, Risk Committee, Client Acceptance and Review Committee, and Treasury Committee. From 2011 to 2015, he was the CEO and partner at Kaiser Partner Privatbank AG, chairing the Investment Committee, Risk Committee, Client Review Committee, and Treasury Committee.

In addition to his professional experience, Ariel Sergio Davidoff holds several board memberships. He has been the chairman of the board at Wealth Management Zürich AG since 2021 and a board member, deputy chairman, and financial committee in-charge at RREC Ltd since 2020. He is also a board member at Marcuard Heritage, Carey & Co, and TAV Ventures, and the chairman of the board at Decentia Wealth. Since 1991, he has been a board member and head of the finance committee at BGS Zurich.

Wyman is a seasoned finance professional with over seven years of expertise spanning securities, equity capital markets, and asset management. Well‑versed in Type 1 regulated activities, he has successfully overseen IPOs, international IPO placements, and private placements, while also contributing to fund establishment and asset management operations to ensure flawless execution across diverse projects.

He has cultivated and maintained strong relationships with institutional investors, high‑net‑worth clients, counterparties, and banking partners. Recognized for his commitment to regulatory compliance, Wyman strategically drives business growth and elevates client relationship management in today’s fast‑paced and competitive financial landscape.

Kelvin is an accomplished compliance professional with over eleven years of experience in Hong Kong’s financial services industry. He currently serves as the Head of Compliance and Manager-in-Charge (MIC) for Compliance, Risk Management, and Anti-Money Laundering (AML) for SFC-regulated activities under Types 1, 4, and 9 licenses.

Kelvin has a proven track record in designing and implementing robust compliance frameworks that align with regulatory expectations and business objectives. His expertise spans managing SFC inspections, responding to regulatory inquiries, and ensuring full adherence to AML/KYC obligations. He is also highly experienced in monitoring trading activities, advising senior management on regulatory risks, and maintaining effective communication with the Securities and Futures Commission (SFC).

Known for his strategic insight and collaborative approach, Kelvin works closely with internal stakeholders to embed regulatory requirements into business operations, fostering a strong culture of compliance across the organization.

Kenneth is a seasoned professional in risk management, compliance, and internal audit, with a distinguished background spanning Big Four accounting firms and leading financial institutions in Hong Kong. His career is marked by high-impact engagements, including IPO sponsor due diligence reviews and the development of tailored risk and control frameworks for licensed corporations and banks.

With deep expertise in regulatory regimes governed by the SFC, HKEX, and HKMA, Kenneth delivers strategic compliance and internal control solutions that enable organizations to navigate complex regulatory landscapes with confidence. His approach integrates regulatory insight with operational pragmatism, ensuring both compliance and business resilience.

Kenneth holds a degree from the University of Toronto and is a member of CPA Australia. His ability to blend strategic foresight with rigorous governance practices makes him a trusted advisor in driving sustainable growth and regulatory excellence.

Shirley serves as the Operations Manager at RGSL, overseeing the firm’s core operational functions, including finance, accounting, information technology, human resources, and administration. She also holds the Manager-in-Charge (MIC) designation for Finance & Accounts and IT under the Securities and Futures Commission (SFC) regulatory framework.

With a strong focus on operational efficiency and regulatory compliance, Shirley plays a key role in ensuring the seamless integration of business support functions with the firm’s strategic objectives. Her leadership ensures that internal systems and controls are aligned with industry best practices and regulatory standards, supporting the company’s continued growth and resilience.