John David MacMahon

Mr. John D.
MacMahon is a Senior Investment Director at GBIM Ltd.
He is also a founder partner of the business.
He works closely with Tom Hewitt, managing clients’ portfolios and developing new business.
His broad experience underpins his contribution to asset allocation and fund selection, particularly on international investments.
He also oversees risk and regulatory compliance.
Previously, he worked for Grindlays Bank and its parent Australia and New Zealand Banking Group for 22 years.
He led the bank’s securities and investment banking activities in Tokyo from 1983 to 1990, and was Global Head of Sales in the Emerging Markets Group in London from 1990 to 1998.
Thereafter, Mr. MacMahon ran the Wealth Management Division of Grindlays Private Bank in London.
He has also worked in Latin America and the USA. He graduated in Modern History from St Andrew’s University and his professional qualifications include the PCIAM and the IMC.
He is a Fellow of the Chartered Institute for Securities and Investment, and a Chartered Wealth Manager.