Gisbert Ruehl
Angel Investor
Munich, Germany
Gisbert Ruehl is a seed investor in Munich focused on Marketplace and B2B. Studies in Industrial Engineering, Hamburg University. 1987, Management Consultant, Roland Berger & Partner; top management positions in IT, finance, chemicals and the automotive sector; 2002-05, Partner, Roland Berger Strategy Consultants. July 2005, Chief Financial Officer, Klöckner & Co Group. With Klöckner & Co SE: since November2009, Chairman of the Management Board; until end of 2012, also acting Chief Financial Officer.
- Total investments:
- 4
- Last investment:
- Lead investor:
- 0%
Last updated:
For AI agents: llms.txt
Industries Gisbert Ruehl invests in
Stages Gisbert Ruehl invests in
Countries Gisbert Ruehl invests in
Round sizes
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Round size
- Seed
- $3.3M–$6.2M
Investment Focus
Industry
- Marketplace 2 (50%)
- B2B 1 (25%)
- Apps 1 (25%)
- Internet 1 (25%)
- Software 1 (25%)
Stage
- Seed 3 (75%)
- Pre-Seed 1 (25%)
Country
- Germany 3 (75%)
- Austria 1 (25%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Avoltra aims to position itself as an "intelligent energy purchasing solution" by leveraging advanced technology and data-driven insights to optimize energy procurement. | $2.7M / Pre-Seed / Jul 02, 2025 | ||
| The B2B marketplace for global scrap metal trading. We give the world access to scrap metal. | $5.2M / Seed / Dec 14, 2023 | ||
| SPARETECH’s Vertical AI software enables maintenance and procurement teams in manufacturing to reliably reduce spend and optimize inventory by sourcing spare parts inside or outside their production network and stop buying parts they already have. | $6.2M / Seed / Oct 04, 2021 | ||
| Schrott24 is a B2B-focused managed marketplace for metal scrap. We help recyclers to source more material and scrap metal producers to market their metal waste more efficiently. Besides matching supply and demand, the fulfillment of transactions is processed through our proprietary technology. We digitalize processes and increase the efficiency ofthe recycling industry. | $3.3M / Seed / Oct 22, 2020 |
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FAQ
What does Gisbert Ruehl invest in?
Gisbert Ruehl invests primarily in Marketplace, B2B and Apps startups, most often at Seed and Pre-Seed stage. Most of the 4 investments tracked by Shizune back companies in Germany. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What is Gisbert Ruehl's check size?
Gisbert Ruehl typically joins rounds of $3.3M–$6.2M at Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Gisbert Ruehl participates in.
How do I contact Gisbert Ruehl?
Public channels for Gisbert Ruehl include LinkedIn. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
When did Gisbert Ruehl last invest?
The most recent investment recorded for Gisbert Ruehl closed in Jul 2025. Shizune tracks 4 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 Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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