# Martin Radelfinger

> Martin Radelfinger is a seed investor at Goldbach Group AG backing Consumer. See 1 investments, check sizes, portfolio and contact details. Updated Oct 2026.

- Type: Angel Investor
- Fund: [Goldbach Group AG](https://shizune.co/investors/profile/goldbach-group-ag)
- Total investments: 1
- Last investment: Nov 2016
- Lead investor: 100%
- Last updated: Oct 2026

Martin Radelfinger is a seed investor at Goldbach Group AG focused on Consumer and Software.

## Contacts

5 contacts available for Martin Radelfinger: 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/martin-radelfinger?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Consumer | 1 | 100% |
| Software | 1 | 100% |
| Messaging | 1 | 100% |
| Electronics | 1 | 100% |
| Information Technology | 1 | 100% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Velohub | Velohub is a Zurich based start-up developing smart technology for urban cyclists, founded in June 2016. |  | Seed | Nov 04, 2016 | https://www.blinkers.bike |

1 of 1 investments shown.

## Co-investors
- [Swiss Start Up Factory](https://shizune.co/investors/profile/swiss-startup-factory) — VC Fund, 1 deal together

## About Goldbach Group AG

VC Fund · Küsnacht, Switzerland

Goldbach Group is the leading network for electronic communications solutions as well as the competence- and logistics-center for representation and sales of advertising in electronic, mobile and interactive media. The group’s core business includes consulting, creative production, media planning for and buying as well as trafficking and optimizingof advertising campaigns in electronic off- and online-media.

2 contacts available at Goldbach Group AG.

| Name | Title | Profile |
| --- | --- | --- |
| Martin Radelfinger | Chairman of the Borad | https://shizune.co/investors/profile/martin-radelfinger |
| Michi Frank | CEO | https://shizune.co/investors/profile/michi-frank |

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## FAQ

### What does Martin Radelfinger invest in?

Martin Radelfinger invests primarily in Consumer, Software and Messaging startups, most often at Seed stage. Most of the 1 investments tracked by Shizune back companies in Switzerland. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### How do I contact Martin Radelfinger?

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 Martin Radelfinger last invest?

The most recent investment recorded for Martin Radelfinger closed in Nov 2016. 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 Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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