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Spero Investment Thesis

Why We Invested in Sora Fuel

by Stephen Wemple and Marc Tarpenning • Apr 8, 2026

Co-leading Sora Fuel's $14.6M round.

Spero Investment Thesis

Why We Invested in Canopy

by Nolan Shah and Andrew Parker • Jan 8, 2026

Leading Canopy's $8M Series A.

Writing

Announcing Spero Ventures Fund II

by Shripriya Mahesh and Andrew Parker • Nov 4, 2025

Continuing our efforts to support companies building a healthy, sustainable, and fulfilling future.

Spero Investment Thesis

Why We Invested in Wattch

by Stephen Wemple and Marc Tarpenning • Aug 7, 2025

Leading Wattch's $6M Seed round.

Spero Investment Thesis

Why We Invested in Euclid Power

by Stephen Wemple and Andrew Parker • Apr 24, 2025

Leading Euclid Power's Seed round.

Spero Investment Thesis

Why We Invested in Leaf

by Andrew Parker • Aug 1, 2024

Leading Leaf's $11.3M Series A.

Spero Investment Thesis

Why We invested in Telo Trucks

by Marc Tarpenning and Stephen Wemple • Mar 14, 2024

Co-leading Telo's $5.4M seed round.

Spero Investment Thesis

Why We Invested in Singularity

by Marc Tarpenning • May 24, 2022

Leading Singularity's $4.5M Seed round.

Spero Investment Thesis

Why We Invested in Guide

by Andrew Parker • Mar 9, 2022

Co-leading Guide's $8M Seed round.

Writing

The future of breathing + Node-S

by Marc Tarpenning • Oct 21, 2021

Discover how hyperlocal air quality impacts your health and well-being, and explore the groundbreaking solution addressing pollution in neighborhoods worldwide.