Mark Thomson: CEO

Mark began his career as an Exotic Options trader at Lehman Brothers, rising to Executive Director level and running the Single Stocks Exotics business. Mark then moved to the risk management side as CRO for several Global Event Driven and Event Arbitrage Funds, before joining Mariana Investment Partners as Head of Risk and Compliance. Mark has a Masters’ Degree in Physics from the University of Oxford and a Certificate in Quantitative Finance.

Malcolm Ritchie: Head of Compliance

Malcolm is an experienced investment professional working for over 25 years as an accountant, derivatives trader and risk professional with major global firms including PwC London, HSBC, Citibank, Lehman Brothers and Nomura. He has held senior equity derivatives trading roles at Citibank, at Lehman Brothers as Head of World Book and Index Trading and at Nomura where he led the Index Trading team. He also has significant project management, forensic accounting and complex asset valuation experience through his work with PwC Switzerland in the liquidation of Lehman Brothers Finance SA Zurich. He also acts as Portfolio Manager for a number of venture capital and energy funds.

Mark Diab: Portfolio Manager

Mark is a former CEO and Head of MENA Equities of Man Group in Dubai. Prior to this, Mark was at GLG and Amwal Qatar where he was MD of Asset Management and responsible for their Equity Asset Management Division, including the management of two mutual funds, several institutional client portfolios and Amwal’s own proprietary capital. A member of their Investment Committee, he also represented the company as a Director on the board of several companies including Gulf Formaldehyde, a subsidiary of QAFCO. Previously Mark was Vice President with SDC Group in London, responsible for their listed equity investments and direct investment activities globally. Mark began his career as an Auditor with Ernst & Young in Abu Dhabi. He holds an MBA from the University of Cambridge and a BA in Economics from the American University of Beirut.

Kingsley Minty: Portfolio Manager

Kingsley has been a proprietary trader and portfolio manager for 19 years working in both London and New York. He specializes in global cross-border event-driven strategies with a typical time horizon of up to three months. Prior to joining Mariana, Kingsley was a Senior Portfolio Manager with RCM in Bermuda. In 2006 Kingsley co-founded Aldersgate Investment Managers LLP in London, a proprietary trading firm, where he delivered high-quality annual returns and was responsible for key operational and structural aspects of the firm. In 2000 he was part of the founding management team of First New York Securities (FNYS, London), the largest proprietary equity trading firm in the world, where he ran highly profitable trading strategies and was responsible for London operations. Prior to this Kingsley worked for UBS Warburg as an Index Arbitrage trader in Paris. He holds a Masters’ in Accountancy from Aberdeen University and qualified as a Chartered Accountant in 1995 with E&Y.

Sholto Toner: Portfolio Manager

Sholto began his career in 2013 on the Operations side at the boutique broking firm Mariana UFP, primarily focused on the Clearing and Settlement side of the firm’s Futures/Options and Bond trading activities. Sholto quickly progressed to be responsible for all Middle Office at Mariana; a position he held until joining the Front Office Fixed Income Broking team, where he quickly developed a strong understanding of the mechanics of fixed income products as wells as forming lasting relationships with many counterparties in the Fixed Income market. As the fund offering at Mariana Investment Partners began to grow, he moved onto the investment side and joined the team as an Execution Trader in 2016 specialising in Fixed Income products. At the start of 2019, Sholto was appointed portfolio manager, focusing on Fixed Income strategies.

Jonathan Poulsen: Portfolio Manager

Jonathan began his career as a Compliance Analyst at the boutique broking firm Mariana UFP LLP. Following this, in 2019 he was brought on to run the daily Operations of the firm’s investment arm, Mariana Investment Partners LLP (MIP). Working closely with the Senior Portfolio Managers, Jonathan has four years of in-depth experience in portfolio construction, strategy implementation, conducting thorough industry research and streamlining post-trade processes, in order to generate superior risk-adjusted returns for MIP’s clients. Progressing rapidly in this role, Jonathan became an Execution Trader, specialising in Fixed Income instruments. Jonathan holds a Master’s Degree in Finance from Cass Business School and a BA in Business Management from Oxford Brookes University.

Frederic Gracey: Portfolio Manager

Frederic began his career at Mariana UFP LLP as a Compliance Analyst working on client onboarding and trade monitoring. Subsequently he moved to the Operations Team of the asset management arm, Mariana Investment Partners LLP, where he worked to build and manage their settlements systems with a focus on the US Municipal and Corporate debt markets. For the last four years he has been an integral member of the Front office team in his role as Execution Trader for fixed income products. Here he further developed his understanding of Fixed Income markets developing his experience of portfolio construction and management. He has been integral to the management of client short duration GBP credit portfolios working alongside the CIO and senior portfolio managers. Frederic holds a Bachelor’s Degree in Classics from the University of Bristol.