Sustainable Times Investor Series — Robin Grenfell Cowan: What Really Drives Early-Stage Investment Decisions
From Sustaianble Times - Profit Meets Purpose by Sustainable Times
November 20, 2025 · 25 min
About this episode
Stuart Hall interviews Robin Grenfell Cowan about the intricacies of early-stage investment decisions in private markets.
Host: Stuart Hall, Managing Director, Sustainable Media Group Guest: Robin Grenfell Cowan, High-Net-Worth Investor Episode Overview In the first episode of the Sustainable Times Investor Series, Stuart sits down with HNW investor Robin Grenfell Cowan to explore how early-stage investment decisions are really made in private markets. Robin has backed multiple pre-seed and seed-stage companies and brings a candid view on founders, deal flow, due diligence and sustainability-led innovation. This episode focuses on what makes an opportunity stand out, what makes investors walk away, and how honesty, humility and long-term thinking shape investment outcomes. • Why people matter more than anything • Due diligence beyond the numbers • The biggest red flags • Pitch decks: what works and what doesn’t • Why he doesn’t require revenue • EIS/SEIS and the awareness gap • Where the next wave of innovation will come from • Advice for founders This conversation cuts through the noise. It’s a grounded look at how investors actually think, something both founders and early-stage investors will find useful as the market resets for 2026.
People in this episode
Guest: Robin Grenfell Cowan
Topics covered
- early-stage investment
- private markets
- sustainability-led innovation
- founders
- due diligence
Keywords
- investment decisions
- deal flow
- long-term thinking
- pitch decks
- EIS/SEIS
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