# Jan-Maarten Mulder

> Jan-Maarten Mulder is a angel investor at Summer Capital backing Payments and Accounting. See 1 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Summer Capital](https://shizune.co/investors/profile/summer-capital)
- Location: Amsterdam, The Netherlands
- Total investments: 1
- Last investment: Feb 2015
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/mulderjm
- X (Twitter): https://twitter.com/MulderJmm

Jan-Maarten Mulder is a angel investor at Summer Capital in Amsterdam focused on Payments and Accounting. Jan-Maarten Mulder - Founder @ Summer Capital

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Payments | 1 | 100% |
| Accounting | 1 | 100% |
| Mobile Apps | 1 | 100% |
| Transaction Processing | 1 | 100% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Avuba | Avuba brings a modern mobile-first bank account and payment products to market. They believe that today’s bank accounts are outdated and that the world deserves a new kind of bank account: Easy to setup and simple to use everyday and everywhere, intelligent and supportive towards its owner and secure enough to power the next generation of onlinepayments. |  | Angel | Feb 05, 2015 |  |

1 of 1 investments shown.

## About Summer Capital

VC Fund · Amsterdam, The Netherlands

Investor in early stage Quantum, FinTech & Data companies

1 contacts available at Summer Capital.

| Name | Title | Profile |
| --- | --- | --- |
| Jan-Maarten Mulder | Founder | https://shizune.co/investors/profile/jan-maarten-mulder |

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## Featured in investor lists
- [Mobile Apps Angel Investors in Germany](https://shizune.co/investors/mobile-apps-angel-investors-germany)

## FAQ

### What does Jan-Maarten Mulder invest in?

Jan-Maarten Mulder invests primarily in Payments, Accounting and Mobile Apps startups, most often at Angel stage. Most of the 1 investments tracked by Shizune back companies in Germany. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Jan-Maarten Mulder last invest?

The most recent investment recorded for Jan-Maarten Mulder closed in Feb 2015. Shizune tracks 1 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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