Marie Thompson
Principal @ Powerhouse Ventures
Oakland, United States
Marie Thompson is a seed investor at Powerhouse Ventures in Oakland focused on Web Development and Prediction Markets. Marie Thompson is the Principal at Powerhouse Ventures. Attended University of California, Berkeley, Haas School of Business.
- Total investments:
- 3
- Last investment:
- Lead investor:
- 33%
Last updated:
For AI agents: llms.txt
Industries Marie Thompson invests in
Stages Marie Thompson invests in
Countries Marie Thompson invests in
Investment Focus
Industry
- Web Development 1 (33%)
- Prediction Markets 1 (33%)
Stage
- Seed 2 (67%)
- Pre-Seed 1 (33%)
Country
- France 1 (33%)
- United States 1 (33%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Class 3 Technologies
|
Class 3 Technologies uses a private modelling platform that updates environmental risk information and solutions to avoid climate-related consequences. | $3.5M / Seed / Oct 01, 2025 | |
Granular Energy
|
Granular Energy is the platform of the future for managing and trading clean energy. | Seed / Oct 02, 2023 | |
|
Granular Energy
|
Granular Energy is the platform of the future for managing and trading clean energy. | Pre-Seed / Jun 14, 2022 |
Co-Investors
About Powerhouse Ventures
Powerhouse Ventures backs seed-stage startups building innovative software to rapidly decarbonize our global energy and mobility systems.
Powerhouse Ventures Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Emily Kirsch
Founder, Managing Partner & CEO
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Emily Kirsch
Founder, Managing Partner & CEO
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Marie Thompson
Principal
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Shaandiin Cedar
Associate
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1 more contact available
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FAQ
What does Marie Thompson invest in?
Marie Thompson invests primarily in Web Development and Prediction Markets startups, most often at Seed and Pre-Seed stage. Most of the 3 investments tracked by Shizune back companies in France. The Investment Focus section breaks down every industry, stage and country in the portfolio.
When did Marie Thompson last invest?
The most recent investment recorded for Marie Thompson closed in Oct 2025. Shizune tracks 3 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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