# Stefan Mader

> Stefan Mader is a seed investor backing Education and Digital Media. See 2 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: Angel Investor
- Total investments: 2
- Last investment: Mar 2023
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/stefan-mader

Stefan Mader is a seed investor focused on Education and Digital Media. Stefan Mader

## Contacts

5 contacts available for Stefan Mader: work email, personal email, work phone, personal phone and socials. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-email/stefan-mader-ee34?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Education | 1 | 50% |
| Digital Media | 1 | 50% |
| Employee Benefits | 1 | 50% |

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 1 | 50% |
| Angel | 1 | 50% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| liftOS | liftOS enable teams to discover and work with all the tools they need without friction. | $1.1M | Seed | Mar 16, 2023 | https://www.liftos.io/ |
| academa | Academa primarily offers digital education in administration. |  | Angel | Jan 12, 2022 | https://academa.de/ |

2 of 2 investments shown.

## Co-investors
- [BackBone Ventures](https://shizune.co/investors/profile/backbone-ventures) — VC Fund, 1 deal together
- [Pitchdrive](https://shizune.co/investors/profile/pitchdrive) — VC Fund, 1 deal together

## Similar investors

### Similar industry
- [1745 Ventures](https://shizune.co/investors/profile/bertelsmann-digital-media-investments) — VC Fund
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### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
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### Similar country
- [HTGF (High-Tech Gruenderfonds)](https://shizune.co/investors/profile/high-tech-gr%C3%BCnderfonds) — VC Fund
- [HV Capital](https://shizune.co/investors/profile/holtzbrinck-ventures) — VC Fund
- [IBB Ventures](https://shizune.co/investors/profile/ibb) — VC Fund

## Featured in investor lists
- [EdTech Angel Investors in Germany](https://shizune.co/investors/edtech-angel-investors-germany)
- [Digital Media Investors in Germany](https://shizune.co/investors/digital-media-investors-germany)
- [Digital Media Angel Investors in Europe](https://shizune.co/investors/digital-media-angel-investors-europe)
- [Media (entertainment) Angel Investors in Germany](https://shizune.co/investors/media-entertainment-angel-investors-germany)
- [Digital Media Angel Investors in Germany](https://shizune.co/investors/digital-media-angel-investors-germany)

## FAQ

### What does Stefan Mader invest in?

Stefan Mader invests primarily in Education, Digital Media and Employee Benefits startups, most often at Seed and Angel 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 Stefan Mader?

Public channels for Stefan Mader 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 Stefan Mader last invest?

The most recent investment recorded for Stefan Mader closed in Mar 2023. 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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