Sasha Cisar is a sustainability and sustainable finance expert with a track record spanning asset management, banking, and academia. He is the Specialist for Sustainable Investments at the Nest Collective Foundation (Nest Sammelstiftung), an asset owner and pioneer in sustainable investing in Switzerland. Previously, Sasha led sustainability research and active ownership at radicant bank, Switzerland’s first digital sustainability bank, and held senior roles as Sustainability Analyst and Sustainability Manager at Bank J. Safra Sarasin. Earlier, he was a researcher at ETH Zürich in the field of sustainable construction, building on his background as a trained architect. Beyond his professional roles, Sasha aims to advance sustainability across the financial sector. He frequently lectures on sustainable finance and contributes to industry initiatives such as Swiss Sustainable Finance and he is board member at the Green Fintech Network. Together with peers, Sasha co-founded the Investor Impact Initiative that aims to strengthen the role of finance in achieving real-world sustainability outcomes, by advancing how investors can generate impact in public markets through capital allocation, stewardship, and field building.