Tideline Compass Series | Climate Solutions Investing:Practical Lessons for Institutional Allocators

Climate solutions represent a significant and growing investment opportunity for institutional investors, driven by both the scale of the climate transition and the need to finance mitigation, adaptation, and resilience across the broader economy. Yet for many market-rate allocators, translating interest in climate solutions into a robust and defensible investment approach remains a challenge. As the market evolves, allocators face practical questions about how to define a climate solutions strategy, identify and diligence managers, integrate opportunities across a broader portfolio, and distinguish meaningful climate outcomes from good marketing. These questions are particularly important as investors seek to generate durable financial returns while maintaining impact integrity. In this Compass Series panel, hosted by Tideline and Prime Coalition, we invited leading institutional investors and practitioners from CalSTRS, The Nature Conservancy, and IMAS Foundation to share practical lessons from building and implementing climate solutions investment strategies. The discussion builds on An Allocator Guide to Climate Solutions Investing, a new publication from Tideline and Prime Coalition designed to help allocators navigate the evolving market for climate solutions investing in private equity and venture capital. Panelists explore how they are approaching strategy design, manager diligence, governance, and impact measurement in practice; where they see compelling opportunities across the climate solutions landscape; and what is needed to support greater institutional participation at scale. Speakers include: Katherine Fackler | Portfolio Manager, CalSTRS Willem Huidekoper | Head of Non-Listed Equities, IMAS Foundation Jeff Mindlin | Chief Investment Officer, The Nature Conservancy Report Highlights: Payton Dizney Swanson | Senior Consultant & Climate Lead, Tideline Co-Moderated by: Keri Browder | Chief Growth Officer, Prime Coalition Ben Thornley | Managing Partner, Tideline