# Hans Raffauf

> Hans Raffauf is a pre-seed investor at Clue (Berlin) backing FinTech and Finance. See 3 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Clue](https://shizune.co/investors/profile/clue)
- Location: Berlin, Germany
- Total investments: 3
- Last investment: Aug 2022
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/raffauf
- X (Twitter): http://twitter.com/hansisnow
- Website: https://x.com/hansisnow

Hans Raffauf is a pre-seed investor at Clue in Berlin focused on FinTech and Finance. Hans Raffauf is the co-founder of Clue. He is a technology and media entrepreneur from Berlin and, in addition to co-founding Clue, he is the co-founder of hy!, a creative event series that supports and connects Europe’s startup scene. Other founding projects include the hardware.co, betapitch, and the Berlin Tech Meetup.

## Round sizes

| Stage | Round size |
| --- | --- |
| Pre-Seed | $349k–$1.1M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| FinTech | 1 | 33% |
| Finance | 1 | 33% |
| Wellness | 1 | 33% |
| Health Care | 1 | 33% |
| Mental Health | 1 | 33% |

9 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Pre-Seed | 2 | 67% |
| Seed | 1 | 33% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| SageWealth | SageWealth provides a range of investing options focusing on sustainability, including growth-focused equity-based and safety-focused bond and commodity-based options. | $348.9K | Pre-Seed | Aug 24, 2022 |  |
| Clare&me | Clare&me is an automated AI-driven audio bot to counter mental illnesses such as anxiety and mild depression. It provides users a platform to talk about their worries through phone calls, WhatsApp, or SMS, offering 24/7 access to scientifically-backed self-help techniques. Clare, the AI assistant, guides users through reflective exercisesand grounding techniques, ensuring a judgment-free, anonymous environment. The service is accessible for a subscription fee and is available for communication anytime, making mental health support more approachable and personalized. | $1.1M | Seed | Feb 11, 2022 |  |
| Clare&me | Clare&me is an automated AI-driven audio bot to counter mental illnesses such as anxiety and mild depression. It provides users a platform to talk about their worries through phone calls, WhatsApp, or SMS, offering 24/7 access to scientifically-backed self-help techniques. Clare, the AI assistant, guides users through reflective exercisesand grounding techniques, ensuring a judgment-free, anonymous environment. The service is accessible for a subscription fee and is available for communication anytime, making mental health support more approachable and personalized. | $1.1M | Pre-Seed | Feb 11, 2022 |  |

3 of 3 investments shown.

## Co-investors
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund, 2 deals together
- [YZR Capital](https://shizune.co/investors/profile/yzr-venture-capital) — VC Fund, 2 deals together

## About Clue

VC Fund · Berlin, Germany

Clue is a female health application that tracks period and fertility cycle. It uses science and data to provide actionable personal insights into female health. The free mobile app, available on iOS, Android, and Apple Watch, calculates and predicts users’ periods and PMS based on users’ data. It calculates fertility windows based on globalaverages, which can be made more accurate by users entering ovulation test data.Clue’s mission is to help people all around the world benefit from insights into female health. The startup was founded in 2012 and it is headquartered in Berlin, Germany.

5 contacts available at Clue.

| Name | Title | Profile |
| --- | --- | --- |
| Audrey Tsang | Co-Chief Executive Officer | https://shizune.co/investors/profile/audrey-tsang |
| Ida Tin | Co-Founder | https://shizune.co/investors/profile/ida-tin |
| Bert Navarrete | Investor | https://shizune.co/investors/profile/bert-navarrete |
| Eugenio Marletti | Lead Android Engineer | https://shizune.co/investors/profile/eugenio-marletti |
| Hans Raffauf | Co-founder | https://shizune.co/investors/profile/hans-raffauf-2 |

## Similar investors

### Similar industry
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund
- [SOSV](https://shizune.co/investors/profile/sosv) — VC Fund

### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Right Side Capital Management](https://shizune.co/investors/profile/right-side-capital-management) — VC Fund
- [Everywhere Ventures](https://shizune.co/investors/profile/everywhere-ventures) — VC Fund

### 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
- [Health Care Angel Investors in Germany](https://shizune.co/investors/health-care-angel-investors-germany)
- [Wellness Investors in Germany](https://shizune.co/investors/wellness-investors-germany)
- [Sports Angel Investors in Germany](https://shizune.co/investors/sports-angel-investors-germany)
- [Fitness Investors in Germany](https://shizune.co/investors/fitness-investors-germany)
- [Fitness Angel Investors in Germany](https://shizune.co/investors/fitness-angel-investors-germany)
- [Fitness Angel Investors in Europe](https://shizune.co/investors/fitness-angel-investors-europe)

## FAQ

### What does Hans Raffauf invest in?

Hans Raffauf invests primarily in FinTech, Finance and Wellness startups, most often at Pre-Seed and Seed stage. Most of the 3 investments tracked by Shizune back companies in Germany. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Hans Raffauf's check size?

Hans Raffauf typically joins rounds of $349k–$1.1M at Pre-Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Hans Raffauf participates in.

### When did Hans Raffauf last invest?

The most recent investment recorded for Hans Raffauf closed in Aug 2022. Shizune tracks 3 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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