Jack is a seasoned executive with deep experience across hedge funds, investment banking, and global financial operations. He began his career in commodities and derivatives, working with leading hedge funds before joining Morgan Stanley, where he led strategic initiatives in physical and financial markets. Most recently, Jack served as Global Head of Client Services at StoneX, a Fortune 500 financial services firm, where he oversaw global client operations across EMEA, AMER, and APAC.

At Mackenzie Advisory, Jack draws on this institutional experience to support early-stage and growth-focused businesses. His approach blends high-level strategy with operational precision—helping founders scale efficiently, and connecting them directly with aligned investors through a curated network and investment platform.