Upcoming
Third Sphere Annual General Meeting 2026
October 3–9, 2026 AGM + Portfolio & Tech Expo FiDi, San Francisco, CA
A private week of fund context, founder access, field work, and the relationships that can move climate companies faster.
Upcoming
Past
Energy Infrastructure Founders Breakfast
May 22, 2026 Founder Breakfast Hayes Valley, San Francisco, CA
Small group breakfast for founders building grid software, battery storage, and energy marketplaces.
Past
An Evening for Founders Building a Better Planet
April 30, 2026 Founder Dinner FiDi, San Francisco, CA
An intimate dinner and tequila tasting for founders working on robot fleets, human fleets, and gated / high switching cost software — all in service of planetary impact.
Past
AI Across the Portfolio: What We're Seeing in Production
April 15, 2026 LP Session Americas · Europe · Asia-Pacific
Second and third-order AI effects in hardware compliance, operational margins, and regulatory timelines — and what it means for how climate companies grow and raise capital.
Past