Engaging Audiences Worldwide

As a sought-after speaker, I deliver keynote addresses and participate in panel discussions at leading conferences, corporate events, and academic forums around the world. My presentations combine rigorous research insights with practical implications for business leaders navigating the sustainability transition.

I am exclusively represented by Stellant (formerly Stern Speakers & Advisors) for speaking and advisory engagements.

Book Through Stellant
Professor Ioannou speaking at London Business School

Organisations I have advised, taught and spoken for

  • Merck KGaA
  • World Economic Forum
  • Capgemini
  • UN PRI
  • Barclays
  • Goldman Sachs
  • BlackRock
  • HSBC
  • IBM
  • Vodafone
  • ENGIE
  • Ericsson
  • UBS
  • Moody’s
  • Air Liquide
  • Diageo
  • Schneider Electric
  • Danske Bank
  • Euroclear
  • Kingfisher
  • Bridgestone
  • Arla Foods
  • Jardine Matheson
  • Reckitt
  • EQT
  • Accounting for Sustainability
  • DWS Group

Speaking Topics

Corporate Sustainability Strategy

How to integrate sustainability into core business strategy for competitive advantage and long-term value creation.

Responsible Investment

The relationship between sustainability performance and financial markets, and what it means for corporate leaders and investors.

Aligned Capitalism

Redesigning economic systems so that market incentives support rather than undermine sustainable development.

Avoiding Greenwashing

Building authentic sustainability credentials and avoiding the reputational risks of perceived greenwashing.

Trapped Competencies

Understanding strategic advantages that current markets fail to reward—and how to unlock their value.

The Sustainability Backlash

Navigating the sustainability counter-revolution and thriving in an increasingly polarized landscape.

Advisory Roles

Current Advisory Boards

  • Sustainability Advisory Panel, Co-ChairMerck KGaA (Aug 2021 – present)
  • Strategic AdvisorSustainGRC (Jul 2025 – present)
  • Senior Academic AdvisorEvolution Ltd. (May 2025 – present)
  • Senior AdvisorLucid Axon (Mar 2026 – present)
  • Net Positive Advisory PanelCapgemini (Nov 2025 – present)
  • Advisory CouncilEuropean Institute of Management and Finance (May 2023 – present)
  • Expert Network – Sustainable DevelopmentWorld Economic Forum (Sept 2018 – present)

Institutional Engagement

  • FASTtrack to 2050 TaskforceAccounting for Sustainability (A4S) — Behavioral shifts in finance professionals (May 2025 – present)
  • Academic Advisory Panel, Sustainability-Linked Value Creation in Private MarketsUN Principles for Responsible Investment (PRI) (May 2025 – present)
  • Academic Network Advisory CommitteeUN Principles for Responsible Investment (PRI) (May 2026 – present)

Past Advisory Roles

  • Board of AdvisorsQurator.com (Nov 2024 – Dec 2025)
  • ESG Advisory BoardDWS Group – €900bn AUM (Nov 2020 – Dec 2024)
  • Advisory BoardEthical Corporation (2016 – 2021)
  • Stakeholder Working GroupUK Treasury's Asset Management Taskforce (2020)
  • Advisory BoardSustainable Risk Assessment Framework (SRAF) (2020)
  • External Transparency Challenge PanelUK Network Rail (2015)
  • Prosperity PanelAdvising Minister of Environment, Northern Ireland (2014)

Selected Past Engagements