New from Third Sphere · Out now

Speedstrap

A Founder’s Playbook Where VCs Aren’t the Main Characters

Minimal equity, rapid revenue, as Plan A. The forgotten history of company building — and a working playbook for founders who want to keep control of what they build.

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“Venture capital can be deadly; this book shows founders what to do about it.”

David Frankel · Co-founder, Founder Collective
Engraving of a platypus, the Speedstrap cover plate

We support founders who turn theory into action.

Early-stage capital for people building a better world for everyone — from infrastructure to supply chains. Meet the portfolio

Impact reaching beyond the surface

We fundamentally reshape broken global systems by connecting the best people reimagining our world to resources and each other.

We use early stage capital to upgrade systems. That starts with finding the sectors currently not working with consideration for people, businesses, or general public responsibility - everything from infrastructure to supply chains. Because ensuring our future takes more than reducing carbon emissions.

Affordable & Clean Energy

Sustainable Cities & Communities

Industry, Innovation & Infrastructure

Clean Water & Sanitation

We use early stage capital to upgrade systems. That starts with finding the sectors currently not working with consideration for people, businesses, or general public responsibility - everything from infrastructure to supply chains. Because ensuring our future takes more than reducing carbon emissions.

Responsible Consumption & Production

Connected Transportation & Logistics

Climate Action

Systems Evolution

Work with Third Sphere Portfolio Companies: 500+ jobs open

WK618: One more thing

CVCs have never been more important partners for climatech founders. Over the past months, we interviewed 30 CVC investors and operators across tech, utilities, industrial giants, and insurers. The result captures how leading corporate venture teams are actually thinking, underwriting risk, and deploying capital in practice.

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Jan 1

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