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John Glushik of HG Ventures and Vincent Caillaud of portfolio company Puraffinity discuss how HG Ventures adds value beyond capital
June 24, 2026

Real Data, Real Experience: Puraffinity CEO Vincent Caillaud on PFAS, industrial water, and earning trust in infrastructure markets

When Puraffinity CEO, Vincent Caillaud visited HG Ventures to attend the Industrial Water Forum, John Glushik took the opportunity to sit down with him to discuss the PFAS contamination challenge, what makes Puraffinity’s technology different, the realities of selling innovation into a conservative water industry, and his advice for founders building at the intersection of climate, regulation, and infrastructure. This conversation has been edited for clarity and length.