Board of directors

Marbanc's team has extensive experience in financial services, banking, investment, compliance, risk management, financial advice and more

You can learn more about our board of directors below


Jonathan Gartner

Chief Executive Officer & Executive Director

Jonathan is a respected investment professional with decades of experience in senior banking & financial services roles across the globe. He has also led significant organizations in the energy, edtech, and political sectors.

Jonathan served as the founding COO/CAO for Navis Capital, the largest private equity firm in South-East Asia. Jonathan was responsible for leading the business operations of Navis which is a multi-billion-dollar AUM firm investing in diverse sectors across ASEAN, China and Australia.

Prior to Navis, Jonathan served in several leading client-facing and senior management roles at global bank, ABN Amro. These included appointments as COO for all investment banking activities in Asia, European Head of Financial Markets Advisory, COO for the European Markets business, and Head of the US Municipal Finance practice.

Jonathan has also led corporate finance for Ping Energy XXI, was the inaugural COO for the educational technology firm LEAP Innovations, trained as a corporate finance associate at First National Bank of Chicago (now JP Morgan), and was the Chief Legislative Aide for US Congressman AF Hawkins.

Jonathan brings an entrepreneurial approach to business development and a strong emphasis on operational controls, governance and risk management.

Jonathan is married with two adult children and serves on a number of non-profit and advisory boards. He was educated at Hamilton College (BA), New York and Northwestern University (MBA), Illinois.


Michael Go

Group Chairman

Michael has over 30 years’ experience as a Senior Executive within leading Equity Capital Markets organisations throughout Asia-Pacific and Europe. He is a regular speaker at international events including Financial Service Industry, Regulatory, Government and sector-specific events.

Michael brings substantial experience to the Marbanc International board of directors through his successful career which spans investment banking, capital raising, regulatory compliance, and digital transformation. Michael has held positions including as CEO of the Sydney Stock Exchange and Head of Thompson Reuters’ Trading business in Asia where he was responsible for Financial & Risk’s Trading franchise in the region. Michael was previously Managing Director and Chief Operating Officer for National Australia Bank’s Global Markets division.

Prior to this Michael held roles with BZW, Barclays and ABN Amro where Michael was a Global Chief Operating Officer. Additionally, Michael has also been a founding partner of market leading mobile payments business, a Money market and Debt Exchange and a digital exchange with successful exits for each. Michael has a Global Executive MBA from the University of Sydney, where he was awarded Beta Gamma Sigma and has been awarded GDS, International Leader of the year.

His investment experience spans multiple sectors including financial services, ESG, private & capital markets, property funds, tech, payments, agriculture, marketing & branding, renewable energy and natural resources.


Christopher Moritz

General Counsel, Executive Director

Chris is a seasoned M&A executive and lawyer, experienced in international business development and corporate finance. Chris began his career in private equity as a Senior Associate at Revolution Capital Group in Los Angeles, where he originated dozens of transactions with an aggregate deal value of more than USD1 billion.

Chris has consulted with leading public and private investment funds and assisted clients with complex corporate transactions and special situations, providing outside counsel, commercial due diligence, and valuation opinions.

Chris was a Vice President in the cross-border M&A group at Essence Securities, one of China’s leading investment banks, where he was based in Shanghai. Chris was the most senior Western executive at the bank and executed transactions on behalf of multinational corporations and Chinese public companies in Asia, North America, Europe, and the Middle East.

Additionally, Chris served as a White House-appointed Senior Advisor to the Assistant Secretary of the U.S. Department of Commerce. In this role, Chris worked on trade-related policy initiatives including the U.S. China Phase I Trade Agreement, and he was attached to the Commerce Department CFIUS task force. Chris originated several Presidential executive orders and inter-agency projects related to U.S. China investment and security.

Chris has extensive experience in private equity business development and strategy, and in sourcing proprietary deal flow. Additional client work has focused on geopolitical risk consulting, with specific engagements pertaining to Huawei subsidiaries, cyber and infrastructure security, and technology I.P. theft.

Chris holds a Juris Doctor from New York University School of Law, a Master of Philosophy from the University of Cambridge, and a B.A. from UCLA. Additionally, Chris is a licensed attorney and member of the New York State Bar.


Rhyll Gardner

Non-Executive Director

Rhyll has more than 30-years’ experience in senior leadership roles in Australia’s banking and financial services industry. Rhyll was CEO and Managing Director of St George Bank in Queensland and has led key divisions in Westpac, Suncorp and Bank of Queensland.

Over her long career in ASX listed banks, Rhyll filled executive and general management roles in treasury, risk and compliance, marketing, corporate banking, retail banking and group strategy. She played a key role in St George’s considerable growth and achievements as a business bank and extended this expertise to encompass retail banking, increasing performance and profitability, customer satisfaction and employee engagement.

Rhyll presided over St George Bank’s successful expansion into a challenging new market, building growth and brand awareness across the retail, business and wealth management sectors through all channels. In her role as General Manager of Group Strategy for St George Rhyll drove strategic development initiatives focused on growth.

Rhyll has deep finance and financial expertise along with broad experience across governance, risk management, strategy, M&A, digitisation, people and culture. As head of Group Strategy at BOQ, she led the $440 million acquisition of Investec and led the turnaround of Foresters Group, a not-for-profit finance company.

Rhyll brings a considerable depth of talent to the board of Marbanc International, particularly in relation to the group’s initiatives aimed at innovation and digital transformation of the financial services industry.