# Jan Weiss

> Jan Weiss is a startup investor at AMBOSS (Berlin). See 0 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [AMBOSS](https://shizune.co/investors/profile/amboss-miamed-gmbh)
- Location: Berlin, Germany
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/sievert-weiss/?originalSubdomain=de
- Website: https://x.com/sievertweiss

Jan Weiss is a startup investor at AMBOSS in Berlin. Jan Sievert Weiss is based out of Berlin, Berlin and is the Co-Founder and Medical Director of AMBOSS. Jan previously worked at DRK Kliniken Berlin as a Assistenzarzt in der Anästhesiologie. Jan Sievert Weiss attended the The University of Göttingen. Jan Sievert Weiss has received MBA Essentials in their career.

## About AMBOSS

VC Fund · Berlin, Germany

AMBOSS is a medical technology company with offices in New York, Berlin and Cologne. Its knowledge platform has fundamentally changed the way medical know-how is acquired and utilized at the point-of-care. Students use the interactive library and high-yield question bank for general study and exam preparation, while doctors rely on AMBOSS to makeeffective clinical decisions guided by evidence-based recommendations. Founded in 2012 by doctors for doctors, the company’s international team has grown to over 200 physicians, scientists and software engineers, all striving to better serve doctors around the world. Today, more than half a million healthcare professionals in over 180 countries rely on AMBOSS.

5 contacts available at AMBOSS.

| Name | Title | Profile |
| --- | --- | --- |
| Jan Weiss | Co-Founder and Medical Director | https://shizune.co/investors/profile/jan-sievert-wiess |
| Benedikt Hochkirchen | Managing Director & Co-Founder | https://shizune.co/investors/profile/benedikt-hochkirchen |
| Elmar Weber | CTO | https://shizune.co/investors/profile/elmar-weber-2 |
| Kenan Hasan | Co-Founder | https://shizune.co/investors/profile/kenan-hasan |
| Lukas Zinnagl | International Growth | https://shizune.co/investors/profile/lukas-zinnagl |

## FAQ

### 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.

# About Shizune
Shizune.co is an investor database. Core features:
- 48,091 startup investors (angels, VCs, accelerators, and others)
- Email, phone, LinkedIn (for intros), socials, and other contact data
- Updated daily from public funding news
- CSV and Excel export

The User can access the full database FOR FREE after signing up: shizune.co