# Julian Stiefel

> Julian Stiefel is a pre-seed investor in Berlin backing Travel and Leisure. See 6 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: Angel Investor
- Location: Berlin, Germany
- Total investments: 6
- Last investment: Mar 2023
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/julian-stiefel-b35a26100/

Julian Stiefel is a pre-seed investor in Berlin focused on Travel and Leisure. Julian Stiefel is the Founder and Chief Executive Officer at WHU Inside Business.

## Contacts

5 contacts available for Julian Stiefel: 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/julian-stiefel?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Pre-Seed | $1.2M–$5.3M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Travel | 2 | 33% |
| Leisure | 2 | 33% |
| Tourism | 2 | 33% |
| Software | 2 | 33% |
| Health Care | 2 | 33% |

14 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Pre-Seed | 3 | 50% |
| Seed | 2 | 33% |
| Series C | 1 | 17% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Mindsurance | Digital mental health care for remote and hybrid teams. | $1.2M | Pre-Seed | Mar 01, 2023 | https://www.mindsurance.de/ |
| Arbio | Arbio is transforming the property management landscape for alternative accommodations by leveraging advanced AI technology. Our solutions drive higher revenue, increased profitability, and superior operational efficiency - setting a new industry benchmark.By combining data-driven insights with seamless automation, we optimize every aspect ofproperty performance, enhancing both owner returns and guest satisfaction.With a vision to redefine how properties are managed and monetized, Arbio is paving the way for a more efficient, profitable, and scalable future in the alternative accommodations market. | $5.3M | Pre-Seed | Mar 01, 2023 | https://www.arbio-group.com |
| marta | German Version below:marta offers a market place for families, people in need of care and European caregivers. We believe that, on the one hand everyone has the right to receive appropriate care and to age with dignity and on the other hand caregivers should be able to do their work under fair conditions.We are working on software solutions toconnect caregivers with families across Europe and we support both parties during the entire process. In our own families we have seen that the current market is characterized by non-transparent services and does not deliver adequate quality. It is out mission to change that.That is why we at marta pursue the goal of making things better by applying our software solutions to fundamentally rebuilding the "24-hour" care market.Deutsche Version:marta bietet einen Marketplatz für Familien, pflegebedürftige Menschen und europäische Pflegekräfte. Aus unserer Sicht, hat zum einen jede/r das Recht darauf, angemessene Pflege zu erhalten und in Würde zu altern und zum anderen sollten Pflegekräfte unter fairen Bedingungen ihre Arbeit machen können.Wir arbeiten an dem Bau von Softwarelösungen, um Pflegekräfte mit Familien in ganz Europa zu verbinden und während der Betreuung zu begleiten. In unseren eigenen Familien haben wir gesehen, dass der derzeitige Markt von intransparenten Dienstleistungen geprägt ist und keine angemessene Qualität liefert.Deswegen verfolgen wir bei marta das Ziel, es durch unsere Softwarelösungen besser zu machen und den Markt der "24-Stunden" Pflege grundlegend neu aufzubauen. | $6.6M | Seed | Aug 23, 2022 | https://www.marta.de/ |
| Empion | We Transform Mass Recruiting Through Individuality - Using Artificial Intelligence.Empion automates headhunting by matching values, skills, and personality. Our data-driven Robo Advisor quantifies relevant parameters to match talents with suitable companies.Our innovative recruiting solution got Empion funding, winning over $ 9 million fromCavalry Ventures, Redstone VC, Basinghall Partners and renowned angels from the HR tech industry.Acknowledged by TechCrunch Disrupt StartupBattlefield, Forbes 30 under 30 Europe Technology and several Awards (e.g. Personalmagazin).For further information please visit www.empion.io. | $2.5M | Pre-Seed | Jun 30, 2022 | https://empion.de |
| Raus | Raus is a hospitality-tech startup that offers new opportunities to take a break from big city life. Raus serves as a welcome escape from the seemingly endless demands and constant stimuli of modern life with perfectly simple cabins, close enough for a spontaneous getaway, far enough away to completely unwind. |  | Seed | Jul 20, 2021 | https://raus.life/ |
| Tourlane | Tourlane is a booking platform for multi-day tours, offering amazing experiences to over 30 countries worldwide. It creates adventures and authentic travel experiences to fabulous destinations in the world.The company combines the first-hand experience of a travel agency with the simplicity of an online product. Its apps bring travel consultancyto a state-of-the-art level of tech and design and thereby will shape the future of individual and adventure trips. Its product matches travelers with pre-selected travel specialists, making the booking of individual and adventure trips comparable, fast, and easy. | $20M | Series C | Nov 18, 2020 | https://www.tourlane.com |

6 of 6 investments shown.

## Co-investors
- [Capnamic](https://shizune.co/investors/profile/capnamic-ventures) — VC Fund, 2 deals together
- [DN Capital](https://shizune.co/investors/profile/dn-capital) — VC Fund, 2 deals together
- [Almaz Capital](https://shizune.co/investors/profile/almaz-capital) — VC Fund, 1 deal together
- [Atlantic](https://shizune.co/investors/profile/atlantic-labs) — VC Fund, 1 deal together
- [Basinghall Partners](https://shizune.co/investors/profile/basinghall-partners) — VC Fund, 1 deal together
- [GMP Capital](https://shizune.co/investors/profile/gmp-capital-inc) — VC Fund, 1 deal together

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## FAQ

### What does Julian Stiefel invest in?

Julian Stiefel invests primarily in Travel, Leisure and Tourism startups, most often at Pre-Seed and Seed stage. Most of the 6 investments tracked by Shizune back companies in Germany. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Julian Stiefel's check size?

Julian Stiefel typically joins rounds of $1.2M–$5.3M 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 Julian Stiefel participates in.

### How do I contact Julian Stiefel?

Public channels for Julian Stiefel 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 Julian Stiefel last invest?

The most recent investment recorded for Julian Stiefel closed in Mar 2023. Shizune tracks 6 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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