Sayen Pillay is an Operating Principal at Circularity Capital, where he focuses on value creation across the firm’s portfolio of circular economy businesses. With a background spanning private equity, strategy consulting, and operational transformation, Sayen brings a pragmatic, growth-oriented approach to supporting management teams.

Prior to joining Circularity Capital, Sayen was part of the value creation team at Tenzing, a UK-based private equity firm, where he worked closely with portfolio companies to accelerate commercial performance and operational efficiency. Earlier in his career, he served as a strategy consultant at Shell, advising on global energy transition initiatives and corporate innovation.

Sayen holds a BSc in Economics from the University of Warwick and an MSc in International Political Economy from the London School of Economics and Political Science (LSE). His academic grounding in economic systems and global markets informs his approach to scaling sustainable business models.

At Circularity, he works directly with founders and leadership teams to drive strategic initiatives, operational improvements, and ESG integration. Sayen is passionate about helping purpose-driven businesses unlock their full potential through disciplined execution and long-term thinking.