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The Circle

Category leaders around one table.

Operators, founders and investors who have led their fields, now backing the next generation.

The 6igma Circle

A community of entrepreneurs and professionals, built on real-world experience.

Many of our Limited Partners are successful entrepreneurs themselves - people who have spent more than two decades building businesses, navigating cycles, and operating across countries and cultures. They bring something that capital alone cannot replicate: experience earned in the real world.

Together with seasoned professionals across investment, technology, finance, and industry, they form a community built around shared experience, trusted relationships, and a commitment to supporting the next generation of exceptional entrepreneurs.

Partners & Advisors

Those who have built, backing those who will.

  • Huong T. Tran

    Founder & Managing Partner, 6igma Ventures

  • Mark DeSantis

    Serial Entrepreneur, Professor at Carnegie Mellon University

  • Sherry Wu

    CTO at University of Michigan Credit Union

  • Krassimir Katev

    Serial Entrepreneur, Former First Deputy Minister of Finance of Bulgaria

  • Ryl Nguyen

    CEO of OCBS Securities

  • Phuong Hoang

    Serial Entrepreneur

  • David Nguyen

    Serial Entrepreneur

Huong T. Tran

Founder & Managing Partner, 6igma Ventures

Huong T. Tran

Huong brings over two decades of leadership across finance and retail banking, where she transformed modest businesses into market-leading platforms in one of Asia’s most dynamic economies. Under her leadership, retail businesses reached market-leading positions, delivering 65% CAGR over five years, serving more than 10 million customers nationwide and managing over US$10 billion in assets.

Today, she brings that operator judgment and cross-border perspective into venture investing — backing resilient founders building enduring companies across Emerging Asia and the United States.

Huong holds degrees in Mathematics and Economics, an MBA in Finance from Fordham University, and executive education from Harvard Business School and Wharton School. She is the first Vietnamese Charter Member of TiE Singapore, part of TiE Global, the world's largest non-profit network of entrepreneurs. Huong is also actively engaged in philanthropic initiatives focused on children and community well-being.

Advisor

Mark DeSantis

Professor at Carnegie Mellon University

Mark DeSantis

Mark DeSantis is an entrepreneur and advisor with over 30 years of experience in AI, robotics, energy, and education technology. He currently serves as Senior Adviser at L.E.K. Consulting, Executive Director & Senior Adviser at Cascadia Capital, Advisor to Cybernetix Ventures, and Adjunct Professor of Entrepreneurship at Carnegie Mellon University.

Previously, he was CEO of Bloomfield, a precision agriculture company acquired by Kubota, and co-founded RoadBotics (acquired by Michelin) and kWantix (acquired by Moody Aldrich Partners). He also co-founded kWantera and served as CEO of Think Through Learning (acquired by Imagine Learning).

Advisor

Sherry Wu

CTO at University of Michigan Credit Union

Sherry Wu

Sherry (Xiang) Wu is a technology executive with over 25 years of experience in IT leadership and digital transformation. She currently serves as CTO at University of Michigan Credit Union, overseeing enterprise technology strategy, infrastructure, cybersecurity, and application development.

She also serves as an advisory board member and innovation advisor across Fintech and technology organizations and previously served on the board of People Driven Credit Union. Ms. Wu holds an MBA from the University of Michigan Ross School of Business.

Advisor

Krassimir Katev

Serial Entrepreneur

Krassimir Katev

Krassimir Katev is a financier and investor with over 30 years of experience in global markets, asset management, private equity, and public finance. He is currently a Board Observer at Self Inspection, a member of the Transatlantic Marshall Council at the German Marshall Fund and Advisor to the President at Alcatraz AI.

He previously founded Prime Capital Management AD and co-founded Delta Capital, leading investments and transactions across multiple sectors, including over USD 2 billion in exits. Earlier, Mr. Katev served as First Deputy Minister of Finance of Bulgaria and represented Bulgaria at the IMF and the Council of Europe Development Bank.

Advisor

Ryl Nguyen

CEO of OCBS Securities

Ryl Nguyen

Ryl Nguyen is a finance executive with over 20 years of experience in investment banking, capital markets, and wealth management. He is Chief Executive Officer and Board Member of OCB Securities (OCBS), and previously held senior leadership roles at LPBank Securities, VPBank Securities, VNDIRECT, and Orient Commercial Bank (OCB).

Mr. Nguyen holds a Master's in Finance (Distinction) from the University of Sydney and brings extensive expertise in corporate finance, capital markets, and strategic leadership.

Advisor

Phuong Hoang

Serial Entrepreneur

Phuong Hoang

Phuong Hoang is a business executive and serial entrepreneur with over 20 years of leadership experience in FMCG, brand strategy, and commercial transformation.

He previously served as General Director of Anheuser-Busch InBev Vietnam, leading the company's growth and business transformation, and held senior leadership roles at HEINEKEN Vietnam, Tien Phong Bank, and Carlsberg. He brings extensive expertise in strategic growth, brand building, and scaling high-performing organizations.

Advisor

David Nguyen

Serial Entrepreneur

David Nguyen

David Nguyen is a serial entrepreneur and investor with extensive experience building consumer brands and sports ventures in Vietnam. He is the Co-founder of Cộng Cà Phê, one of Vietnam's leading coffee chains, and Co-founder and Board Member of Di-Van Golf.

Beyond his entrepreneurial ventures, Mr. Nguyen is a dedicated investor and supporter of Asia's emerging golf talent, actively contributing to the development of the region's next generation of professional athletes.

Today’s founders. Tomorrow’s Circle.