Chief Investment Officer
Abi joined Thomas Miller Investment in 2006 after several years as a financial economist. He has written extensively and led seminars on a broad range of economic and investment related topics.
Abi’s role at Thomas Miller Investment ranges from leading our economic analysis and asset allocation research, to devising investment strategy and managing multi-asset portfolios for our largest clients. Abi leads the investment strategy committee and is responsible for the investment process across all asset classes and all client portfolios. He is a Director of Thomas Miller Investment Ltd and a member of TMI’s senior management committee.
In September 2013, Abi received an award for excellence in institutional asset management and was listed by Financial News as one of ‘40 Under 40 Rising Stars of European Asset Management’.
Abi studied economics at the University of York and holds a Masters in Business Administration (MBA) from the London Business School. He also holds the Chartered Alternative Investment Analyst (CAIA) designation.
Chief Operating Officer & Finance Director
Brian O'Sullivan joined Thomas Miller Investment in June 2009 as Finance Director.
He was previously a Senior Vice President with State Street Bank & Trust Company, where he was responsible for its UK fund accounting business. He has held senior financial and operational positions with a number of institutions, including Aviva, Societe Generale, Schroders, Guinness Mahon (now part of Investec) and Geoffrey Morley (now part of Aviva).
Brian qualified as a chartered accountant before pursuing a career in the asset management industry. Brian holds a B.Sc. in physics and a Ph.D. in financial history from the University of London. He is also a member of the Association of Corporate Treasurers.
Between December 2010 and February 2014, Brian was a Trustee and Honorary Treasurer of the British Association for Adoption and Fostering.
Matthew is Managing Director of Thomas Miller Wealth Management and is based at our London office. He advises on a number of large investment consultancy cases.
Matthew started providing investment advice in 1996 when he joined Deloitte and worked with a range of pension schemes, trusts and high net worth individuals. He was responsible for the expansion and day to day management of Deloitte's financial planning in Scotland and Northern Ireland. He moved to become an Investment Director of Clear Financial Management, also providing advice to pension schemes, trusts and high net worth individuals and joined BROADSTONE, formerly BDO, in 2005. He was Managing Director of Broadstone Pensions & Investments Ltd until November 2014 and assisted with the sale of the business to Thomas Miller Investment in December 2014.
Matthew is a member of the Personal Finance Society and has professional qualifications in investment management, portfolio construction and investment management within pensions. He has a first class honours degree in Geology from London University.
Managing Director (Isle of Man)
Tom joined Thomas Miller Investment (Isle of Man) Limited in 2012 as Head of Private Investment Management (Offshore); joined the Board in 2013 and was promoted to Managing Director in January 2016.
Tom is responsible for the management of investment portfolios on behalf of private individuals, personal and corporate pension schemes, investment companies, collective funds, offshore and charitable trusts.
Tom is a member of the executive committee, investment strategy committee, portfolio review group and collective fund research team. He is a non-executive Director of Thomas Miller Wealth Management Limited. Tom is a Chartered Fellow of the Chartered Institute for Securities & Investment and holds an MSc in International Banking & Finance.
Before joining TMI, Tom served as a commissioned officer and pilot with the Royal Air Force until 2004. He subsequently held roles with a number of investment management firms in the United Kingdom and Isle of Man.
Director & Head of Portfolio Management
Henry joined Thomas Miller Investment in 2007 as a senior Investment Director, having gained 20 years experience at F & C Asset Management where he was Director of Fixed Interest and Head of Global Government Bonds.
As the Head of Portfolio Management, Henry ensures that TMI investment strategy and stock selection decisions are implemented across portfolios. He is responsible for the stock selection process for each asset class including equities, fixed income, alternatives and collective funds. He also helps formulate investment strategy as a member of the investment strategy committee. Henry also acts as portfolio manager for certain institutional client relationships.
In addition to managing global bond and currency portfolios for F & C ‘s institutional and retail clients, Henry was also a member of the Asset Allocation Committee that determined the company’s investment policy across all asset categories. Henry holds an MA in Classics from Worcester College, Oxford.
Senior Executive Director
Christopher joined Thomas Miller Investment Ltd in 2006 to establish cash management services for the group. He was appointed Deputy Chief Executive Officer in 2011.
Christopher ran the banking division of the Edinburgh-based merchant bank Noble Grossart Limited from 1983. The services provided by Noble Grossart included the management of individual sterling and dollar cash portfolios for corporates, captives, trusts and insurance captives, based both in the UK and Isle of Man.
He is a member of the Association of Corporate Treasurers.
Chairman (Isle of Man)
David initially entered the industry in 1969 for a 2 year period with Pearl Assurance Limited prior to attending Reading University where he gained a B.A (Hons) in Politics.
Joining Royal Insurance in 1975 he was promoted to Senior Investment Manager before leaving in 1986 to join Coutts & Co on the Isle of Man where he became Vice President of Investments and was responsible for 26 people managing assets of around £1bn.
In 1999 he joined Capital International Limited as Investment Director where he remained until 2004. Prior to joining Thomas Miller, David also worked for Collins Stewart as a Senior Investment Manager and Singer & Friedlander Investment Management (IOM) Limited.
David is a Chartered Fellow of the Securities Institute (Chartered FCSI) and a Fellow of the Chartered Insurance Institute (FCII).