Elite financial architects building generational wealth through sophisticated investment strategies and uncompromising dedication to excellence.
Our Foundation Story
Founded in 2008 during one of the most challenging periods in modern financial history, J.S. Financial Capital emerged from a vision to redefine wealth management through innovation, integrity, and institutional excellence. Our founders recognized the need for a new approach to financial advisory services that would combine the sophistication of institutional investment strategies with the personalized attention that high-net-worth individuals and families deserve.
Our Mission
To provide sophisticated financial solutions that preserve and grow wealth across generations, while maintaining the highest standards of fiduciary responsibility and client service. We believe that exceptional results come from combining cutting-edge technology with time-tested investment principles.
Our Vision
To be the premier global financial advisory firm for discerning investors who seek both exceptional returns and uncompromising integrity. We envision a future where sophisticated wealth management is accessible, transparent, and aligned with our clients' values and long-term objectives.
Leadership Excellence
Meet the visionary leaders who built J.S. Financial Capital into a global powerhouse of sophisticated wealth management and investment excellence.
Jeroen Sonsma
Founder & Chief Executive Officer
Professional Background
Jeroen Sonsma brings over 15 years of elite financial markets experience to J.S. Financial Capital. Prior to founding the firm, he held senior positions at Goldman Sachs Private Wealth Management and UBS Global Asset Management, where he managed portfolios exceeding $1.2 billion for ultra-high-net-worth clients and institutional investors across Europe, Asia, and the Americas.
Educational Excellence
Jeroen holds an MBA in Finance from The Wharton School, University of Pennsylvania, where he graduated summa cum laude and was awarded the prestigious Finance Student of the Year. He also earned his Bachelor's degree in Economics and International Business from the University of Amsterdam, graduating with highest honors.
Areas of Expertise
- Global Capital Markets
- Alternative Investments
- Risk Management
- Portfolio Strategy
- Wealth Preservation
- Institutional Relations
Robin Seng
Co-Founder & Chief Strategy Officer
Digital Innovation Pioneer
Robin Seng is a visionary technologist who bridges the gap between traditional finance and digital innovation. With over 12 years of experience in fintech and digital asset management, he previously served as Head of Digital Strategy at JPMorgan Chase and was instrumental in developing some of the industry's first institutional-grade cryptocurrency trading platforms.
Technical Excellence
Robin holds a Master's degree in Computer Science from Stanford University, specializing in artificial intelligence and machine learning applications in financial markets. He also earned his CFA designation and is a certified Blockchain Professional, making him uniquely qualified to lead our digital asset initiatives and technological advancement.
Innovation Leadership
- Cryptocurrency Strategy
- Blockchain Technology
- AI & Machine Learning
- Digital Transformation
- Fintech Innovation
- Strategic Planning
Distinguished Advisory Board
Our advisory board comprises industry legends with over 150 years of combined experience in global finance, regulatory affairs, and institutional investment management.
Dr. Margaret Chen
Former Managing Director, BlackRock
25+ years in institutional asset management, specialized in Asia-Pacific markets and ESG investment strategies. PhD in Economics from MIT.
James Patterson
Former Partner, KKR & Co.
30+ years in private equity and alternative investments, managing over $15B in assets. MBA from Harvard Business School.
Sarah Williams
Former Global Head, Deutsche Bank PWM
20+ years in private wealth management and family office services, specializing in multi-generational wealth transfer strategies.
Our Core Values
The principles that guide every decision and define our commitment to excellence
Fiduciary Excellence
We operate under the highest fiduciary standards, always placing our clients' interests above our own. Every recommendation, every strategy, and every decision is made with complete transparency and unwavering integrity.
Innovation Leadership
We continuously pioneer advanced investment strategies and leverage cutting-edge technology to deliver superior outcomes. Our commitment to innovation ensures our clients stay ahead of market trends and opportunities.
Legacy Building
We create sustainable wealth preservation strategies that span generations and create lasting impact. Our multi-generational approach ensures that our clients' wealth serves their families for decades to come.
Global Excellence
Delivering measurable results across four continents
$2.5B+
Assets Under Management
500+
Elite Clients Served
15+
Years of Excellence
4
Global Offices
Global Office Network
Serving clients across major financial centers worldwide
Zurich
Switzerland
Global Headquarters
Private Banking Excellence
Singapore
Asia-Pacific
Regional Hub
Digital Asset Innovation
Dubai
Middle East
Strategic Center
Emerging Markets
Amsterdam
Netherlands
European Gateway
Institutional Services
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