Greenbelt Capital Partners III

About Greenbelt Capital Partners III

Greenbelt Capital Partners III is a venture capital firm based in United States, focusing on Series A stage investments. The fund actively supports founders building innovative solutions in Climate & Sustainability, Deep Tech, SaaS, providing strategic guidance and capital to help startups scale.

Investment Focus

Location / RegionUnited States

Funding StageSeries A

Industry Focus

Climate Sustainability

Deep Tech

Saas

Investor Signals Profile

active

Sweet Spot

Energy-adjacent founders with strong growth fundamentals

energy

future-focused

growth-stage

business-building

portfolio-support

Bullish Signals

Decades investing + ops experienceexternal

Active portfolio — team + portfolio pages livewebsite

"Powering What's Possible" — clear missionwebsite

Contrarian Signals

Thesis scope unclear beyond energyexternal

Founder Do's

Show energy sector relevance

Highlight business-building traction

Emphasize future-of-energy angle

Founder Don'ts

Pitch without energy angle

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Fund Overview

Fund Size$1B

Saves0

Website

Key People

Chris Manning, Erika Mapes, Samuel Graham