Patrick Sieb
Co-founder & Partner @ Climate Tech Partners
Sydney, Australia
Patrick Sieb is a Series A investor at Climate Tech Partners in Sydney focused on Recycling and Battery. Patrick Sieb - Co-founder & Partner @ Climate Tech Partners
- Total investments:
- 2
- Last investment:
- Lead investor:
- 50%
Last updated:
For AI agents: llms.txt
Industries Patrick Sieb invests in
Stages Patrick Sieb invests in
Countries Patrick Sieb invests in
Investment Focus
Industry
- Recycling 2 (100%)
- Battery 1 (50%)
- CleanTech 1 (50%)
- Clean Energy 1 (50%)
- Manufacturing 1 (50%)
Stage
- Series A 1 (50%)
- Venture - Series Unknown 1 (50%)
Country
- Australia 1 (50%)
- Philippines 1 (50%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Wildfire Energy
|
WildFire Energy focuses on distributed energy and hydrogen recovery from wastes and residual biomass. | $1.4M / Venture - Series Unknown / Jul 06, 2026 | |
Renewable Metals
|
Renewable Metals' unique alkali recycling process recovers critical minerals from old batteries so they can be used again and again. | $8.6M / Series A / Apr 20, 2026 |
Co-Investors
Airbus
1 deal together
Clean Energy Finance Corporation
1 deal together
European Metal Recycling
1 deal together
Investible
1 deal together
Neglected Climate Opportunities
1 deal together
Qantas
1 deal together
About Climate Tech Partners
Climate Tech Partners Contacts
| Name | Phone | Socials | |
|---|---|---|---|
|
Patrick Sieb
Co-founder & Partner
|
|||
Tom Kline
Co-founder & Partner
|
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3 more contacts available
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FAQ
What does Patrick Sieb invest in?
Patrick Sieb invests primarily in Recycling, Battery and CleanTech startups, most often at Series A and Venture - Series Unknown stage. Most of the 2 investments tracked by Shizune back companies in Australia. The Investment Focus section breaks down every industry, stage and country in the portfolio.
When did Patrick Sieb last invest?
The most recent investment recorded for Patrick Sieb closed in Jul 2026. Shizune tracks 2 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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