Sustainable Finance Isn’t “Woke”, It’s Risk Management

What if sustainable investing isn’t a values add-on but the most commercially sensible way to run a business and build resilient portfolios? Nicola Day of Greenbank explains why the real problem isn’t sustainability… it’s the persistent misunderstanding of what it actually means, and how investors can push for change with evidence, engagement and voting power.

Sustainable finance is often dismissed as “woke”, idealistic, or optional, something to prioritise when markets are calm and abandon when things get tough. In this episode of The GoodStock Tapes, we challenge that framing head-on.

Host Clemence sits down with Nicola Day, Deputy Head of Greenbank Investments and Investment Director, whose career spans more than 30 years in ethical and sustainable investing, from the early days when it was seen as niche, to today’s more sophisticated (and contested) landscape. Nicola argues that sustainability isn’t a distraction from performance. It’s the foundation of long-term commercial success, because it forces decision-makers to confront the full risk picture: climate, nature loss, supply chains, governance, and social outcomes.

This conversation digs into why so many businesses still cling to linear “take-make-dispose” models, and why that mindset is increasingly incompatible with a world of tightening regulation, physical climate impacts, and fragile global systems. Nicola shares how Greenbank approaches sustainability as evidence-based investment research, translating environmental and social realities into financial risks and opportunities.

Crucially, she explains what stewardship looks like when it has real integrity: engagement that leads somewhere, escalation when it doesn’t, and voting that sends a clear signal. We hear examples ranging from voting against Shell’s 2024 AGM energy transition update to policy influence through the Investor Coalition on Food Policy, founded in 2021, which helped push for stronger reporting expectations from large companies.

You’ll also hear a practical, hopeful theme running throughout: none of this happens in isolation. Change requires collective movement, investors, advisers, policymakers, businesses, and communities pulling in the same direction.

If you’re a financial planner, investor, or simply someone who wants their money to reflect the world they want to live in, this episode will leave you with both sharper questions, and more confidence that finance can be a force for good.

About Nicola

Nicola Day is Deputy Head of Greenbank Investments and an Investment Director, working across portfolios for private clients, charities and pension funds. With more than 30 years’ experience in ethical, sustainable and responsible investing, Nicola has seen the field evolve from a niche approach into a sophisticated area of the investment market and remains a leading voice on what sustainability should mean in practice.