Former Royal Marines Officer, Head of Strategy & Transformation at Barclays, Competitor in GB Age Group Triathlon & Business Strategist

John Heaver brings a compelling leadership story forged in the military, refined in global finance, and now shared as a speaker empowering high-pressure teams. As a former Royal Marines Officer and senior strategist, he navigated operational combat and complex organisational transformation. His unique experience offers deep insights into trust, resilience, and leading through volatility, making him a highly relevant speaker for both business and leadership audiences.

John Heaver was commissioned into the Royal Marines at 19 and led teams in operational deployments, including in Afghanistan, working alongside elite units. He then transitioned to senior leadership roles in Barclays, eventually becoming Head of Strategy & Transformation and previously serving as Head of Counter Economic Crime. During his corporate career, he led global strategic initiatives, complex change programmes, and risk mitigation efforts. John also competes in GB Age Group Triathlon, reflecting his commitment to discipline and performance. He now acts as an advisory partner, mentor, and speaker, drawing together his military, business, and endurance experience.

John is featured in leadership, strategy and performance media discussing his journey from elite military command to corporate transformation. He contributes to podcasts, panel events and business forums on topics including trust, complexity, service and resilience. He appears in interviews and articles across specialist and mainstream outlets.

Why Hire John Heaver?

Choosing John Heaver as a keynote speaker gives audiences access to lessons drawn from the most extreme environments—combat zones and boardrooms alike. His stories of trust, accountability and mental toughness translate into actionable frameworks that leaders can apply immediately. He engages with authenticity and leaves audiences inspired to lead with purpose, navigate complexity and empower their teams with renewed clarity and confidence.

To book John Heaver to speak at your event, call SpeakOut on +44 (0) 20 8914 8966. Alternatively, complete our contact form to begin your enquiry.