Sebastian Dettmers
Angel Investor
Düsseldorf, Germany
Sebastian Dettmers is a pre-seed investor in Düsseldorf focused on B2B and SaaS. Sebastian Dettmers is the CEO of StepStone. He previously worked at Axel Springer SE as a General Manager Classifieds Group. Sebastian Dettmers attended the University of Münster.
- Total investments:
- 2
- Last investment:
- Lead investor:
- 0%
Last updated:
For AI agents: llms.txt
Industries Sebastian Dettmers invests in
Stages Sebastian Dettmers invests in
Countries Sebastian Dettmers invests in
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
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Investment Focus
Industry
- B2B 2 (100%)
- SaaS 2 (100%)
- Software 2 (100%)
- Artificial Intelligence 2 (100%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Pactos streamlines and digitizes processes to enable large and medium-sized businesses to effectively and centrally procure and manage their contingent labor. | Pre-Seed / Sep 10, 2025 | ||
| Pactos streamlines and digitizes processes to enable large and medium-sized businesses to effectively and centrally procure and manage their contingent labor. | $3.2M / Pre-Seed / Sep 10, 2025 |
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FAQ
What does Sebastian Dettmers invest in?
Sebastian Dettmers invests primarily in B2B, SaaS and Software startups, most often at Pre-Seed stage. Most of the 2 investments tracked by Shizune back companies in Germany. The Investment Focus section breaks down every industry, stage and country in the portfolio.
How do I contact Sebastian Dettmers?
Public channels for Sebastian Dettmers include LinkedIn and X (Twitter). 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 Sebastian Dettmers last invest?
The most recent investment recorded for Sebastian Dettmers closed in Sep 2025. 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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