Author Archives: Marc Tarpenning

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Spero Investment Thesis

by Nolan Shah , Sara Eshelman , Andrew Parker , Shripriya Mahesh , Marc Tarpenning and Stephen Wemple • May 12, 2026

Celebrating low-cost hardware in our portfolio.

Spero Investment Thesis

by Sara Eshelman , Nolan Shah , Andrew Parker , Shripriya Mahesh , Marc Tarpenning and Stephen Wemple • May 5, 2026

Complexities of low-cost hardware.

Spero Investment Thesis

by Sara Eshelman , Nolan Shah , Stephen Wemple , Andrew Parker , Shripriya Mahesh and Marc Tarpenning • Apr 28, 2026

Spero Investment Thesis

by Stephen Wemple and Marc Tarpenning • Apr 8, 2026

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

Spero Investment Thesis

by Nolan Shah and Andrew Parker • Jan 8, 2026

Leading Canopy's $8M Series A.

Writing

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

by Stephen Wemple and Marc Tarpenning • Aug 7, 2025

Leading Wattch's $6M Seed round.

Spero Investment Thesis

by Sara Eshelman and Nolan Shah • May 19, 2025

Leading Persist's Series A.

Spero Investment Thesis

by Stephen Wemple and Andrew Parker • Apr 24, 2025

Leading Euclid Power's Seed round.

Spero Investment Thesis

by Sara Eshelman • Oct 30, 2024

Co-leading Aralez Bio's $12M Series A.