# Gunter Thielen

> Gunter Thielen is a seed investor backing SaaS and Internet. See 2 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: Angel Investor
- Total investments: 2
- Last investment: Sep 2018
- Lead investor: 0%
- Last updated: Aug 2026

Gunter Thielen is a seed investor focused on SaaS and Internet. Former CEO of Bertelsmann

## Contacts

5 contacts available for Gunter Thielen: 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/gunter-thielen?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| SaaS | 1 | 50% |
| Internet | 1 | 50% |
| Education | 1 | 50% |
| E-Learning | 1 | 50% |
| Digital Media | 1 | 50% |

6 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 1 | 50% |
| Series A | 1 | 50% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Masterplan.com | Masterplan.com is a developer of a SaaS platform for corporate education. Its platform offers practical lessons on varied content, short learning sessions, and e-learning videos with a hands-on knowledge review that helps users integrate digital learning simply and effectively into their work routines. |  | Series A | Sep 17, 2018 |  |
| Masterplan.com | Masterplan.com is a developer of a SaaS platform for corporate education. Its platform offers practical lessons on varied content, short learning sessions, and e-learning videos with a hands-on knowledge review that helps users integrate digital learning simply and effectively into their work routines. |  | Seed | Sep 01, 2017 |  |

2 of 2 investments shown.

## Co-investors
- [TEV Ventures](https://shizune.co/investors/profile/tengelmann-ventures) — VC Fund, 2 deals together
- [DvH Ventures](https://shizune.co/investors/profile/dvh-ventures) — VC Fund, 1 deal together
- [Monkfish Equity](https://shizune.co/investors/profile/monkfish-equity) — 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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- [Advancit Capital](https://shizune.co/investors/profile/advancit-capital) — VC Fund

### Similar stage
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### Similar country
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- [IBB Ventures](https://shizune.co/investors/profile/ibb) — VC Fund

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## FAQ

### What does Gunter Thielen invest in?

Gunter Thielen invests primarily in SaaS, Internet and Education startups, most often at Seed and Series A 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 Gunter Thielen?

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 Gunter Thielen last invest?

The most recent investment recorded for Gunter Thielen closed in Sep 2018. 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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