# Stefan Muehlemann

> Stefan Muehlemann is a seed investor at Loanboox (Zürich) backing FinTech and Software. See 10 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Loanboox](https://shizune.co/investors/profile/swiss-fintech-ag)
- Location: Zürich, Switzerland
- Total investments: 10
- Last investment: Mar 2021
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/stefanmuehlemann/
- Website: https://x.com/muehlemann
- Facebook: https://www.facebook.com/stefan.muehlemann

Stefan Muehlemann is a hands-on entrepreneur, with 30 years of experience in banking and finance. He has a successful track record, founding his first business at the age of 23. With his most recent venture “Loanboox”, the leading independent debt capital market platform connecting public-sector and large corporate borrowers with institutionalinvestors and banks, he is revolutionizing the big-ticket lending and borrowing process. Stefan was recognized as a Finalist at Entrepreneur of the Year 2018 Awards, and is an active angel investor, supporting various start-ups. He lectured at universities St. Gallen and Zurich and earned his MBA at the renowned Tuck School of Business at Dartmouth in the US and at London Business School.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| FinTech | 2 | 20% |
| Software | 2 | 20% |
| Financial Services | 2 | 20% |
| Information Technology | 2 | 20% |
| Finance | 1 | 10% |

20 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 8 | 80% |
| Angel | 1 | 10% |
| Series B | 1 | 10% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Switzerland | 5 | 50% |
| Germany | 1 | 10% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Aeris Health | aeris is the first provider of full indoor air quality treatment systems. We provide a unique air purifier product line capable of tackling any type of air pollution at home or at work. Unlike current static air treatment products, our system constantly tracks indoor air quality and room occupancy, to ensure our air purification and ventilationdevices ensure best air quality with lowest energy consumption.We continue to push boundaries on nano-spun filter technology, proprietary air quality sensor technology and sleek minimalist air purifier design. Our aeris fleet management software employs latest control system techniques to ensure lowest energy consumption of our products while keeping PM2.5, CO2 and VOC at lowest levels. | $8.5M | Series B | Mar 01, 2021 |  |
| KiWi | KiWi is the Fintech app of micro-businesses in emerging markets | $3.5M | Seed | Aug 18, 2018 |  |
| Carvolution | Carvolution is the next-generation mobility services provider reshaping car ownership through its fully digital subscription service.Carvolution makes choosing a new car exciting. As it removes the hassle out of ownership and the inflexibility out of leasing, it enables consumers to choose their dream car as a convenient monthly subscriptionservice instead of a long-term commitment. Their digitally-powered one-stop-shop streamlines everything from insurance to maintenance: saving customers time and money while enabling efficiencies for all connected parties. |  | Seed |  |  |
| Buena | Home HT works on making housing better for everyone – starting with the easiest way for landlords to rent out their apartments. |  | Seed |  |  |
| MINEKO |  |  | Seed |  |  |
| Futurae | Futurae was created in 2016 as an ETH-Zurich spin-off. Futurae has the goal to make the authentication process easier and safer for users and companies. Futurae offers companies a comprehensive Authentication Platform with AI-based authentication and regulatory-compliant products (e.g. PSD2/SCA). These products reduce user friction, improvethe overall user experience and reduce support costs for companies. |  | Seed |  |  |
| Swisspeers |  |  | Seed |  |  |
| Once |  |  | Seed |  |  |
| Loanboox | Loanboox's success speaks for itself: Since the Go-live in September 2016, Loanboox dealt with a volume request over 61 billion Euros. More than 3000 cities and communities as well as institutional investors and banks are active on Loanboox. Loanboox is about to conquer the German, Austrian, French and Dutch market, too. And next step:Digitalisation of capital market. |  | Angel |  |  |
| Loanboox | Loanboox's success speaks for itself: Since the Go-live in September 2016, Loanboox dealt with a volume request over 61 billion Euros. More than 3000 cities and communities as well as institutional investors and banks are active on Loanboox. Loanboox is about to conquer the German, Austrian, French and Dutch market, too. And next step:Digitalisation of capital market. |  | Seed |  |  |

10 of 10 investments shown.

## Co-investors
- [1to4 Foundation](https://shizune.co/investors/profile/1to4-foundation) — VC Fund, 1 deal together
- [ArkAngeles](https://shizune.co/investors/profile/ark-s-a-p-i-de-c-v) — VC Fund, 1 deal together
- [Bossa Invest](https://shizune.co/investors/profile/bossanova-investimentos) — VC Fund, 1 deal together
- [One Creation](https://shizune.co/investors/profile/one-creation) — VC Fund, 1 deal together
- [Polytech Ventures](https://shizune.co/investors/profile/polytech-ecosystem-venture) — VC Fund, 1 deal together
- [Symbiotics Group](https://shizune.co/investors/profile/symbiotics-group) — VC Fund, 1 deal together

## About Loanboox

VC Fund · Zurich, Switzerland

Loanboox's success speaks for itself: Since the Go-live in September 2016, Loanboox dealt with a volume request over 61 billion Euros. More than 3000 cities and communities as well as institutional investors and banks are active on Loanboox. Loanboox is about to conquer the German, Austrian, French and Dutch market, too. And next step:Digitalisation of capital market.

5 contacts available at Loanboox.

| Name | Title | Profile |
| --- | --- | --- |
| Stefan Muehlemann | Founder and Executive Chairman | https://shizune.co/investors/profile/stefan-muehlemann-2 |
| Andi Burri | Co-Founder & Country Head Switzerland | https://shizune.co/investors/profile/andi-burri |
| Dario Zogg | CTO | https://shizune.co/investors/profile/dario-zogg |
| Dominique Hügli | COO | https://shizune.co/investors/profile/dominique-h%C3%BCgli |
| Ivo Francioni | CFO | https://shizune.co/investors/profile/ivo-francioni |

## Similar investors

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

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

### Similar country
- [SICTIC](https://shizune.co/investors/profile/sictic) — VC Fund
- [Zürcher Kantonal Bank](https://shizune.co/investors/profile/z%C3%BCrcher-kantonalbank) — VC Fund
- [Foundation for Innovation and Technology (FIT)](https://shizune.co/investors/profile/foundation-pour-l-innovation-technologique) — VC Fund

## Featured in investor lists
- [All Angel Investors in Switzerland](https://shizune.co/investors/angel-investors-switzerland)
- [SaaS Angel Investors in Switzerland](https://shizune.co/investors/saas-angel-investors-switzerland)
- [Financial Services Angel Investors in Switzerland](https://shizune.co/investors/financial-services-angel-investors-switzerland)
- [Enterprise Angel Investors in Switzerland](https://shizune.co/investors/enterprise-angel-investors-switzerland)
- [Finance Angel Investors in Switzerland](https://shizune.co/investors/finance-angel-investors-switzerland)
- [Automotive Investors in Switzerland](https://shizune.co/investors/automotive-investors-switzerland)

## FAQ

### What does Stefan Muehlemann invest in?

Stefan Muehlemann invests primarily in FinTech, Software and Financial Services startups, most often at Seed and Angel stage. Most of the 10 investments tracked by Shizune back companies in Switzerland. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Stefan Muehlemann last invest?

The most recent investment recorded for Stefan Muehlemann closed in Mar 2021. Shizune tracks 10 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.

# 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