# Mathis Ginzbourg

> Mathis Ginzbourg is a seed investor at Taxfix (Berlin) backing Recruiting and Human Resources. See 2 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Taxfix](https://shizune.co/investors/profile/taxfix)
- Location: Berlin, Germany
- Total investments: 2
- Last investment: May 2022
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/mathisbuechi/
- X (Twitter): https://twitter.com/mathisbuechi
- Website: https://x.com/mathisbuechi
- Facebook: https://www.facebook.com/mathis.buechi

Mathis Ginzbourg is a seed investor at Taxfix in Berlin focused on Recruiting and Human Resources. Mathis Büchi Ginzbourg is based out of Zürich, Zurich and is the Co-Founder and Chairman of the Administrative Board of Taxfix. Mathis previously worked at Genova.ai as a Founder and CEO. Mathis Büchi Ginzbourg attended the University of Hong Kong.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Recruiting | 1 | 50% |
| Human Resources | 1 | 50% |
| Mechanical Engineering | 1 | 50% |

### Stage

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

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| PowerUs | PowerUs is a digital career platform for technical skilled blue-collar workers to empower them in their careers and help them find better jobs. | $10M | Seed | May 31, 2022 |  |
| PowerUs | PowerUs is a digital career platform for technical skilled blue-collar workers to empower them in their careers and help them find better jobs. | $15M | Series A | May 31, 2022 |  |

2 of 2 investments shown.

## Co-investors
- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund, 4 deals together
- [Foundamental](https://shizune.co/investors/profile/foundamental) — VC Fund, 2 deals together
- [HV Capital](https://shizune.co/investors/profile/holtzbrinck-ventures) — VC Fund, 2 deals together
- [Y Combinator](https://shizune.co/investors/profile/y-combinator) — VC Fund, 2 deals together

## About Taxfix

VC Fund · Berlin, Germany

Taxfix Group is Europe’s leading financial platform for digital tax filing, with over 6 million submitted tax returns in Europe. Taxfix’s mission is to fix finances for all, ensuring everyone can navigate their finances with confidence. The platform with its brands Taxfix, Steuerbot and TaxScouts offers a broad range of innovative tax filingsolutions tailored to diverse user needs and preferences: From the simple self-filing service app and browser solutions to the expert-service, a guided service where independent tax advisors handle the entire tax return process.

5 contacts available at Taxfix.

| Name | Title | Profile |
| --- | --- | --- |
| Martin Ott | CEO | https://shizune.co/investors/profile/martin-ott |
| Mathis Ginzbourg | Co-Founder and Chairman of the Administrative Board | https://shizune.co/investors/profile/mathis-b%C3%BCchi |
| Alexander Beresford | CGO / CMO | https://shizune.co/investors/profile/alexander-beresford |
| Caio Ferreira | Group Product Manager | https://shizune.co/investors/profile/caio-ferreira |
| Daniel Kreter | COO & Managing Director | https://shizune.co/investors/profile/daniel-kreter |

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## Featured in investor lists
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## FAQ

### What does Mathis Ginzbourg invest in?

Mathis Ginzbourg invests primarily in Recruiting, Human Resources and Mechanical Engineering 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.

### When did Mathis Ginzbourg last invest?

The most recent investment recorded for Mathis Ginzbourg closed in May 2022. 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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