# Ulf Stahrenberg

> Ulf Stahrenberg is a seed investor in Berlin backing Education and Mobile Apps. See 5 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: Angel Investor
- Location: Berlin, Germany
- Total investments: 5
- Last investment: Jun 2018
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/ulfstahrenberg

Ulf Stahrenberg is a product director at Oply GmbH. Prior to this, Ulf served as chief product officer at MONOQI. He held positions at Zalando, txtr, and Strategies4Change.

## Contacts

5 contacts available for Ulf Stahrenberg: 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/ulf-stahrenberg?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $161k–$2M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Education | 1 | 20% |
| Mobile Apps | 1 | 20% |
| Reading Apps | 1 | 20% |

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 1 | 20% |
| Series A | 1 | 20% |
| Series B | 1 | 20% |
| Series C | 1 | 20% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Blinkist | Where do the world’s smartest people get their ideas? From great books. Blinkist distills the key insights of 2,500+ bestselling nonfiction books into powerful 15-minute reads or listens for your mobile device.In 2017, Blinkist's app has been nominated by Apple as one of the best in the App Store. Blinkist has received the World SummitAward, granted by the United Nations, in the Learning & Education category, as well as a Google Material Design Award for Brand Expressiveness.At Blinkist, we got rid of classical management hierarchies and, instead, distributed authority among all colleagues. Blinkist fosters a unique company culture championing self-empowerment, personal development, direct communication and mutual support.Blinkist offers a fantastic workplace in the heart of Berlin-Neukölln including all the benefits you’d expect – from a personalized perk system to free private language lessons. Add a competitive salary, a personal development budget of 1,500€ per year, flexible working hours, and a meaningful product on the rise, and you have a first impression of why Blinkist is a great place to work. | $18.8M | Series C | Jun 20, 2018 | https://blinkist.com |
| Blinkist | Where do the world’s smartest people get their ideas? From great books. Blinkist distills the key insights of 2,500+ bestselling nonfiction books into powerful 15-minute reads or listens for your mobile device.In 2017, Blinkist's app has been nominated by Apple as one of the best in the App Store. Blinkist has received the World SummitAward, granted by the United Nations, in the Learning & Education category, as well as a Google Material Design Award for Brand Expressiveness.At Blinkist, we got rid of classical management hierarchies and, instead, distributed authority among all colleagues. Blinkist fosters a unique company culture championing self-empowerment, personal development, direct communication and mutual support.Blinkist offers a fantastic workplace in the heart of Berlin-Neukölln including all the benefits you’d expect – from a personalized perk system to free private language lessons. Add a competitive salary, a personal development budget of 1,500€ per year, flexible working hours, and a meaningful product on the rise, and you have a first impression of why Blinkist is a great place to work. | $9M | Series B | Jan 27, 2017 | https://blinkist.com |
| Blinkist | Where do the world’s smartest people get their ideas? From great books. Blinkist distills the key insights of 2,500+ bestselling nonfiction books into powerful 15-minute reads or listens for your mobile device.In 2017, Blinkist's app has been nominated by Apple as one of the best in the App Store. Blinkist has received the World SummitAward, granted by the United Nations, in the Learning & Education category, as well as a Google Material Design Award for Brand Expressiveness.At Blinkist, we got rid of classical management hierarchies and, instead, distributed authority among all colleagues. Blinkist fosters a unique company culture championing self-empowerment, personal development, direct communication and mutual support.Blinkist offers a fantastic workplace in the heart of Berlin-Neukölln including all the benefits you’d expect – from a personalized perk system to free private language lessons. Add a competitive salary, a personal development budget of 1,500€ per year, flexible working hours, and a meaningful product on the rise, and you have a first impression of why Blinkist is a great place to work. | $4.4M | Series A | Jan 07, 2016 | https://blinkist.com |
| Blinkist | Where do the world’s smartest people get their ideas? From great books. Blinkist distills the key insights of 2,500+ bestselling nonfiction books into powerful 15-minute reads or listens for your mobile device.In 2017, Blinkist's app has been nominated by Apple as one of the best in the App Store. Blinkist has received the World SummitAward, granted by the United Nations, in the Learning & Education category, as well as a Google Material Design Award for Brand Expressiveness.At Blinkist, we got rid of classical management hierarchies and, instead, distributed authority among all colleagues. Blinkist fosters a unique company culture championing self-empowerment, personal development, direct communication and mutual support.Blinkist offers a fantastic workplace in the heart of Berlin-Neukölln including all the benefits you’d expect – from a personalized perk system to free private language lessons. Add a competitive salary, a personal development budget of 1,500€ per year, flexible working hours, and a meaningful product on the rise, and you have a first impression of why Blinkist is a great place to work. | $2M | Seed | Nov 20, 2013 | https://blinkist.com |
| Blinkist | Where do the world’s smartest people get their ideas? From great books. Blinkist distills the key insights of 2,500+ bestselling nonfiction books into powerful 15-minute reads or listens for your mobile device.In 2017, Blinkist's app has been nominated by Apple as one of the best in the App Store. Blinkist has received the World SummitAward, granted by the United Nations, in the Learning & Education category, as well as a Google Material Design Award for Brand Expressiveness.At Blinkist, we got rid of classical management hierarchies and, instead, distributed authority among all colleagues. Blinkist fosters a unique company culture championing self-empowerment, personal development, direct communication and mutual support.Blinkist offers a fantastic workplace in the heart of Berlin-Neukölln including all the benefits you’d expect – from a personalized perk system to free private language lessons. Add a competitive salary, a personal development budget of 1,500€ per year, flexible working hours, and a meaningful product on the rise, and you have a first impression of why Blinkist is a great place to work. | $161K | Seed | Aug 21, 2012 | https://blinkist.com |

5 of 5 investments shown.

## Co-investors
- [Greycroft](https://shizune.co/investors/profile/greycroft) — VC Fund, 3 deals together
- [Headline](https://shizune.co/investors/profile/headlinevc) — VC Fund, 3 deals together
- [IBB Ventures](https://shizune.co/investors/profile/ibb) — VC Fund, 2 deals together
- [Insight Partners](https://shizune.co/investors/profile/insight-partners) — VC Fund, 2 deals together
- [HDS Capital](https://shizune.co/investors/profile/hds-capital) — VC Fund, 1 deal together

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## FAQ

### What does Ulf Stahrenberg invest in?

Ulf Stahrenberg invests primarily in Education, Mobile Apps and Reading Apps startups, most often at Seed and Series A stage. Most of the 5 investments tracked by Shizune back companies in Germany. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Ulf Stahrenberg's check size?

Ulf Stahrenberg typically joins rounds of $161k–$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 Ulf Stahrenberg participates in.

### How do I contact Ulf Stahrenberg?

Public channels for Ulf Stahrenberg 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 Ulf Stahrenberg last invest?

The most recent investment recorded for Ulf Stahrenberg closed in Jun 2018. Shizune tracks 5 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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