Sakis Kotsantonis

Managing Partner

Sakis is the managing partner and co-founder of KKS Advisors. As well as overseeing the implementation of the company’s global strategic plans, Sakis leads a team of advisors in London through consultancy projects for clients including large corporations, investors, foundations and non-profit organizations.

Sakis specializes in sustainable investing and ESG integration. He has helped develop a unique methodology to measure the environmental and social impact of investments, and has worked with private equity firms to integrate ESG throughout their investment process.

Sakis represents KKS as a research partner at the High Meadows Institute, assisting with the Institute’s Future of Capital Markets project, which explores the role of business leadership in contributing to a framework for a sustainable capital markets system. Sakis is also a strategic advisor to the Rockefeller Foundation’s Revalue Ecosystems team. As well as consulting on their theory of change and how to effectively align long and short term goals, Sakis advises grantees on how to optimize their projects for maximum impact.

Prior to co-founding KKS, Sakis spent several years working for major consulting firms including Deloitte - where he specialized in IT Strategy, and IBM Global Business Services in the Strategy & Transformation team.

Sakis holds a PhD in Materials Science and Engineering from Imperial College London and an MSc in Mining Engineering and Metallurgy from the National Technical University of Athens. He is an experienced project manager and is a certified PRINCE2 (Projects in Controlled Environments) practitioner.

Published work:

Sakis regularly contributes to the KKS Insights Blog. To stay up to date with Sakis’ latest thinking, you can follow him on Twitter and LinkedIn.


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