# Michael Steiner

> Michael Steiner is a venture - series unknown investor at Sparring Capital Partners backing Cyber Security. See 4 investments, check sizes, portfolio and…

- Type: Angel Investor
- Fund: [Sparring Capital Partners](https://shizune.co/investors/profile/sparring-capital-partners)
- Location: Vienna, Austria
- Total investments: 4
- Last investment: Mar 2026
- Lead investor: 75%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/michaelsteinersparring

Michael Steiner is a venture - series unknown investor at Sparring Capital Partners in Vienna focused on Cyber Security and Big Data. Michael is a passionate entrepreneur and experienced executive in financial services and the technology sector. With Sparring Capital Partners, he established a group of entrepreneurs and like-minded investors, that back Central European businesses on their growth trajectories with capital and expertise.He has also been a member of the managementboard of In-Vision Technologies, a global technology leader in additive manufacturing, since 2016 and heads their Boston-based US subsidiary as Chief Executive Officer.Since its inception in 2013, Michael has had the priviledge of serving as the Chairman of the investment committee of AWS Gründerfonds, one of the largest Austrian VC initiatives, overseeing more than 70 venture capital transactions.Prior to founding Sparring Capital Partners, Michael had been serving as Managing Partner and Chief Investment Officer of Vienna-based private equity firm CUDOS Group for more than 10 years. During this time he was working closely with family offices, institutional investors and business owners across Central Europe.

## Contacts

5 contacts available for Michael Steiner: 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/michael-steiner-c693?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Cyber Security | 2 | 50% |
| Big Data | 1 | 25% |
| Hardware | 1 | 25% |
| Analytics | 1 | 25% |
| Geospatial | 1 | 25% |

11 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Venture - Series Unknown | 2 | 50% |
| Seed | 1 | 25% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| zerothird | Quantum Industries specializes in cutting-edge quantum cryptography, particularly Quantum Key Distribution (QKD) technology. |  | Seed | Mar 23, 2026 | https://www.quantum-industries.eu/ |
| World Data Lab | Making everyone count. The most granular economic, consumer & ESG forecasting. |  | Venture - Series Unknown | Sep 19, 2025 | https://worlddata.io |
| Backbone | Backbone offers hardware-based cybersecurity solutions, including the BACKBONE tablet for endpoint security. |  | Venture - Series Unknown | Jun 04, 2025 | https://x.com/gotbackbone |
| zerothird | Quantum Industries specializes in cutting-edge quantum cryptography, particularly Quantum Key Distribution (QKD) technology. | $10M | Seed | Mar 03, 2025 | https://www.quantum-industries.eu/ |

4 of 4 investments shown.

## Co-investors
- [KGAL Group](https://shizune.co/investors/profile/kgal-group) — VC Fund, 2 deals together
- [Findus Venture](https://shizune.co/investors/profile/findus-venture) — VC Fund, 1 deal together
- [Verbund X Ventures](https://shizune.co/investors/profile/verbund-x-ventures) — VC Fund, 1 deal together

## About Sparring Capital Partners

VC Fund · Vienna, Austria

Focused on Transformative Growth. Founded by seasoned entrepreneurs, Sparring Capital Partners has gathered a group of family offices and industry professionals in Central Europe to support private businesses with capital and expertise. We back established companies that employ tranformative technologies and pursue ambitious growth trajectories.

1 contacts available at Sparring Capital Partners.

| Name | Title | Profile |
| --- | --- | --- |
| Michael Steiner | Founder & Managing Partner | https://shizune.co/investors/profile/michael-steiner-c693 |

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## FAQ

### What does Michael Steiner invest in?

Michael Steiner invests primarily in Cyber Security, Big Data and Hardware startups, most often at Venture - Series Unknown and Seed stage. Most of the 4 investments tracked by Shizune back companies in Austria. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### How do I contact Michael Steiner?

Public channels for Michael Steiner 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 Michael Steiner last invest?

The most recent investment recorded for Michael Steiner closed in Mar 2026. Shizune tracks 4 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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