Even before the COVID-19 outbreak, sustainability was an issue increasingly likely to be found at or near the top of consulting firms’ agendas. And the pandemic has only served to throw into stark relief the question at the heart of this topic: How can you build, ethically, a business that can maintain a harmonious relationship with society and the planet in a world that feels increasingly unpredictable? This report explores the different ways in which firms have chosen to grapple with the concept of sustainability; what those firms are doing to ensure their organisations are resilient enough to survive black swan events like pandemics and economic crises; and how they’re helping clients do the same.