Karl Josef Seilern
partner @ Angel Invest
Vienna, Austria
Karl Josef Seilern is a partner at Angel Invest
- Total investments:
- 1
- Last investment:
- Lead investor:
- 0%
Last updated:
For AI agents: llms.txt
Industries Karl Josef Seilern invests in
Stages Karl Josef Seilern invests in
Countries Karl Josef Seilern invests in
Investment Focus
Industry
- Manufacturing 1 (100%)
- Consumer Goods 1 (100%)
- Home Appliances 1 (100%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Heizma
|
Heizma make climate-neutral heating possible and easy for every family. It offers complete solutions that include not only heating systems, but also photovoltaic systems, power storage, e-charging stations, and intelligent energy management systems. | $2.8M / Seed / Apr 29, 2025 |
Co-Investors
About Angel Invest
Angel Invest is one of Europe's most active early-stage funds, making 50+ investments every year into European technology startups at the pre-seed and seed stages (€100k checks). We actively coach founders and give them access to our networks.
Angel Invest Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Jag Singh
Managing Partner
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Jens Lapinski
CEO
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John von Berenberg-Consbruch
Partner
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Karl Josef Seilern
partner
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Oliver Clasen
Managing Director
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FAQ
What does Karl Josef Seilern invest in?
Karl Josef Seilern invests primarily in Manufacturing, Consumer Goods and Home Appliances startups, most often at Seed stage. Most of the 1 investments tracked by Shizune back companies in Austria. The Investment Focus section breaks down every industry, stage and country in the portfolio.
When did Karl Josef Seilern last invest?
The most recent investment recorded for Karl Josef Seilern closed in Apr 2025. Shizune tracks 1 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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