Harrison co-founded Sandstone in 2024, launching a global growth and technology investment fund focused on concentrated, long-term ownership of high-quality, founder-led businesses.

Before Sandstone, he spent six years at TDM Growth Partners investing across listed and private growth companies in financial technology, software, and consumer sectors.

He began his career in investment banking at Macquarie Capital, advising on mergers and acquisitions and undertaking principal investments across industrials, consumer, renewables, and infrastructure.

Harrison holds a Bachelor of Commerce in Finance and Economics from The University of Melbourne and is a CFA Charterholder.