Due Diligence

“Ultimately an investment is an instrument of trust as much as it is of belief. Every single part of your strategy is showing you’re accountable and understand your responsibility with that. Take ownership.” – Henry Joseph-Grant – Just-Eat founder

Henry Joseph-Grant is widely recognised as a leading figure in the tech entrepreneurship and investment space. His career exemplifies the journey from humble beginnings to achieving major influence across international markets. Raised in Northern Ireland, Joseph-Grant’s academic pursuit in Arabic at the University of Westminster equipped him for the global business landscape, notably in his advisory work in Dubai. He began working early—starting as a paperboy at 11 and moving into various sales roles, before a pivotal tenure with Virgin.

His operational calibre was cemented by his contribution to scaling JUST EAT from its UK startup phase to its landmark IPO, which resulted in a £5.25bn market capitalisation. He subsequently founded The Entertainer in partnership with Abraaj Capital, and has held senior leadership roles (Director, VP, C-level) at disruptive technology firms.

Henry’s perspective is shaped by deep, hands-on engagement: navigating companies through crises, managing dramatic operational turnarounds, and leading restructuring efforts during economic shocks such as the pandemic. His experience includes acting as an angel investor, mentoring CEOs (at Seedcamp, Pitch@Palace, PiLabs) and judging major entrepreneur competitions including Richard Branson’s VOOM Pitch to Rich. Recognised among the top 25 UK entrepreneurs by Smith & Williamson, Henry is committed to fostering new generations of innovators and business leaders.

Context of the Quote

The quote captures Joseph-Grant’s core philosophy: in both entrepreneurship and investment, trust is as fundamental as belief or analytical conviction. Strategy is not simply a matter of tactics; it is a public demonstration of accountability and stewardship for others’ capital—be that from shareholders, employees, or the wider community. Trust is built through transparent, consistent ownership of outcomes, both positive and negative. This philosophy became especially salient in his leadership during industry crises, where he led teams through abrupt, challenging change, instilling a culture of responsibility and resilience.

Relevant Theorists and Thought Leaders

Joseph-Grant’s worldview aligns with and extends a body of thinking on trust, accountability, and stewardship within investment and leadership circles:

• Peter L. Bernstein (1919-2009), author of “Against the Gods: The Remarkable Story of Risk”, argued that all investment is a decision under uncertainty, underpinned by belief and the trustworthiness of those managing risk and capital. Bernstein traced the intellectual roots of taking and managing risk back to early insurance and probability theory, highlighting the psychological dimensions of trust inherent in capital allocation.

• Warren Buffett, considered the most successful investor of the modern era, has consistently emphasised the interplay between trust, character, and performance in capital deployment. His letters to Berkshire Hathaway shareholders stress that he seeks partners and managers who will act as if all company actions are subject to public scrutiny—a direct echo of Joseph-Grant’s call for ownership and accountability.

• Michael C. Jensen (emeritus professor, Harvard Business School) and William H. Meckling pioneered the concept of agency theory, which analyses the relationship between principals (investors) and agents (managers). Their analysis showed how trust and proper alignment of incentives are essential to guarding against opportunism and ensuring responsible stewardship.

• Charles Handy, the UK management thinker, championed the “trust economy”, where intangible trust stocks often surpass formal contracts in their influence over business outcomes. Handy’s reflections on responsibility-through-action parallel Joseph-Grant’s insistence that strategy is not just a plan, but an ongoing display of stewardship.

• Annette Mikes and Robert S. Kaplan (Harvard Business School) have explored risk leadership, demonstrating that trust is central to effective risk management; without authentic ownership from the top, frameworks fail.

Each of these theorists recognised that trust is not a soft attribute, but a measurable, actionable asset—and its absence carries material risk. Joseph-Grant’s phrasing highlights the imperative for every leader, founder, and investor: take ownership is not a cliché, but a competitive advantage and ethical responsibility.

Summary of Influence

The philosophy embedded in the quote is founded on Joseph-Grant’s lived experience, informed by crisis-tested leadership across markets and sectors. It reflects a broader intellectual tradition where trust, strategic clarity, and personal accountability are the cornerstones of sustainable investment and entrepreneurship. The challenge—and opportunity—posed is clear: in today’s interconnected, high-stakes environment, belief and trust are inseparable from value creation. Success follows when leaders are visibly accountable for the trust placed in them, at every level of the strategy.