the Founders

At JAM Capital Partners we are proud to bring together a diverse team of seasoned professionals with extensive experience in the financial sector.

Together, JAM Capital Partners’ Founders expertise and commitment to excellence shape our approach to delivering innovative financial solutions for our clients.


  • Founder

    Mark brings over three decades of experience in equity markets, most recently serving as a Managing Director at JP Morgan before co-founding JAM Capital. Throughout his distinguished career, he has been pivotal in developing robust business strategies within global equity markets, leveraging strong relationships with hedge funds, sovereign wealth funds, institutional clients, and family offices. His success is underscored by the management of proprietary portfolios totaling $1 billion and a client franchise that has generated $500 million in revenues.


  • Founder

    After serving as a British Army officer, James transitioned into a successful career in investment management, notably at Barclays International, where he co-managed a £950 million portfolio utilising blended asset strategies and cross-group division structuring. He further honed his expertise at Sarasin & Partners, working on a £1.2 billion book focused on organic thematic funds anchored in genuine ESG and impact principles. Following the full-scale invasion of Ukraine, James returned to the defense sector, facilitating strategic defense deal structuring and providing advisory services to the Ministry of Defense before co-founding JAM Capital.

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Returns. Risk-Diversification. Endurance.