

K S A D V I S O R Y
Insight ¦ Oversight ¦ Expertise
We provide tailored investment and advisory solutions for Trust Companies, UHNW Clients, Family Offices, Asset Managers, and Private Banks. With over 30 years of experience in global financial markets, including senior leadership roles in New York and Geneva, we offer deep and broad expertise.
We help clients navigate today’s increasingly complex world with insight, clarity, and conviction.
“Fortune favours the bold.”
— Virgil, Roman poet (“Audentis fortuna iuvat”)Why Work With Us?
Independent Thinking.
Strategic Clarity.
Global Experience.
- Clients turn to us for clear thinking and a long-term perspective — and rely on our ability to solve complex challenges in an ever-changing world.
- Clients trust us for our clarity, discretion and putting them first, helping them confidently navigate complexity.
About Us
BELAL Mohammed Khan - Consultant
With decades of experience across financial markets, asset management, and private banking, Belal Mohammed Khan brings strategic clarity and insight to a world where wealth, purpose, and complexity intersect.
From 1986 to 2005, Belal was based in New York, holding senior roles at major financial institutions, including Merrill Lynch Investment Banking. Since 2006, he has worked from Geneva, including a 15-year tenure at HSBC Private Bank. From 2017 to 2021, he served as Chief Investment Officer for the Swiss Private Bank and EMEA, helping shape the macro and market outlook, asset allocation strategy, and investment positioning for HNW & UHNW clients.
Throughout his career, he has worked with and advised central banks, sovereign wealth funds, hedge funds, ultra-high-net-worth families, and asset managers, consistently focusing on clarity, discretion, and long-term strategic alignment.
Known for his foresight, deep understanding of global financial markets, and ability to align complex stakeholder interests, Belal delivers high-impact advisory, investment insights, and governance support.
Xavier-Roman Rahm - Of Counsel, Director
Xavier-Roman Rahm is the Founder and Attorney-at-Law at CieLex Sàrl, a Swiss law firm advising on corporate and company matters for domestic and international clients in the Cantons of Geneva and Vaud.
He serves as Of Counsel to KS Advisory, providing legal expertise in corporate governance, inheritance and succession structuring, and cross-border family office design.
After several years practicing family law, inheritance litigation, and construction disputes, Xavier transitioned his focus to advising private clients and entrepreneurs on corporate and wealth structuring strategies.
He holds a Master's degree in Law from the University of Fribourg (Fribourg–Paris II), a second Master's in Law from the University of Paris II / Panthéon-Assas, and a Diplôme d'Études Approfondies in English and American Business Law.
At KS Advisory, Xavier is the lead resource for legal and structural aspects of family office planning, guiding the setup and continuity of family and multi-family office structures to ensure alignment with client objectives, intergenerational goals, and regulatory best practices.
Terms of Use and Disclaimer
Any documents or content on this website is produced by KS Advisory, S.A.R.L. Its content is intended for informational purposes only and is not to be construed as a solicitation or an offer to buy or sell any securities or insurance product.
Neither is the information contained herein intended to constitute any form of legal, fiscal, accounting or investment advice. It should therefore only be used in conjunction with appropriate independent professional advice obtained from a suitable and qualified source. No representation or warranty, whether expressed or implied, is made about the accuracy, completeness or reliability of the information contained herein, except with respect to information concerning KS Advisory S.A.R.L.
KS Advisory S.A.R.L. is a registered company in Switzerland, at the address Cours de Rive 4, CH-1204 Geneva, Switzerland.
© 2024 KS Advisory, SARL
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