# Christian Stiebner

> Christian Stiebner is a seed investor backing Software. See 11 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: Angel Investor
- Total investments: 11
- Last investment: Mar 2026
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/christianstiebner/

Christian Stiebner is an individual investor.

## Contacts

5 contacts available for Christian Stiebner: 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/christian-stiebner?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 6 | 55% |
| Information Technology | 4 | 36% |
| SaaS | 2 | 18% |
| Developer Tools | 2 | 18% |
| B2B | 1 | 9% |

31 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 5 | 45% |
| Pre-Seed | 5 | 45% |
| Funding Round | 1 | 9% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Germany | 6 | 55% |
| Spain | 1 | 9% |
| France | 1 | 9% |
| United States | 1 | 9% |
| The Netherlands | 1 | 9% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| DivTax | DivTax is fully-automated withholding tax reclaim platform which allows private investors to reclaim their overpaid withholding taxes in a matter of minutes. | $1.2M | Pre-Seed | Mar 02, 2026 |  |
| Onsai | Onsai is an AI-powered voice solution designed specifically for the hospitality industry, revolutionizing guest communication and enhancing operational efficiency by providing intelligent, real-time voice interactions that streamline service delivery and elevate the guest experience. | $1.2M | Seed | Aug 28, 2025 |  |
| dotbase | Bringing real‑time, personalized medicine to every clinical workstation. |  | Pre-Seed | May 01, 2025 |  |
| Imperia | We provide to our clients tools for managing and optimizing their processes in the area of operations through an innovative, advanced and user-friendly software solution. Analytics Demand Planning (ADP) is a complete solution to support the demand forecasting process, based on two key pillars: 1. Easy-to-use: the solution is fully integrated inExcel, providing great ease of use and minimum implementation times. “If you know how to use Excel, you know how to use ADP”. 2. Collaborative planning: the tool is developed under a collaborative environment in which all members of the organization can be involved in the process, improving the decision-making process.Furthermore, it has great computing power based on statistical models and a wide range of advanced functionalities that add extra value to the product. Such as reference segmentation, intelligent cleaning of historical data series and integrated dashboards for sales and forecast analytics. | $3.3M |  | Mar 20, 2024 |  |
| Imperia | We provide to our clients tools for managing and optimizing their processes in the area of operations through an innovative, advanced and user-friendly software solution. Analytics Demand Planning (ADP) is a complete solution to support the demand forecasting process, based on two key pillars: 1. Easy-to-use: the solution is fully integrated inExcel, providing great ease of use and minimum implementation times. “If you know how to use Excel, you know how to use ADP”. 2. Collaborative planning: the tool is developed under a collaborative environment in which all members of the organization can be involved in the process, improving the decision-making process.Furthermore, it has great computing power based on statistical models and a wide range of advanced functionalities that add extra value to the product. Such as reference segmentation, intelligent cleaning of historical data series and integrated dashboards for sales and forecast analytics. | $3.3M | Seed | Mar 20, 2024 |  |
| askui | askui contributes to the vision of a functional digital world through an innovative UI test automation solution. For us here at askui, people are the center of the work that we do. That's why we bring the human touch into theautomation process through askui James. We don't just test UIs according to rigid methods, we understand them likea human. | $4.7M | Seed | Aug 30, 2023 |  |
| Farmless | A farmless fermentation platform has the potential to create an entirely new food repertoire, producing proteins, carbohydrates, beneficial fats, vitamins, and minerals from the ground up," explained Oner. "We are creating a new interface between food and electricity by domesticating microbes chosen for their food properties and abilityto grow on renewable energy-based feedstocks. | $1.3M | Pre-Seed | May 10, 2023 |  |
| crowd.dev | Founded in 2021, crowd.dev is a community-led growth platform for developer-first companies. It is a suite of tools to analyze, grow, and leverage online communities to drive business results. crowd.dev is open-source, and users can choose between a self-hosted or hosted version. It is open to extensions and provides users complete control overtheir community's data. | $2.2M | Pre-Seed | Oct 28, 2022 |  |
| Aletiq | Aletiq is an online PLM software that offers technical data management solutions for industrial companies. Aletiq assists clients in reducing the time spent managing technical data by a factor of ten: CAD, drawings, bills of material, configurations, instructions, and quality. Teams can finally collaborate on technical data and focus on their corebusiness. Aletiq also automates key processes like approval and signature circuits, technical modifications, and project milestones. | $1.6M | Pre-Seed | Apr 15, 2022 |  |
| Codesphere | Codesphere is your Zeroconfig Cloud. No config - just code and run web apps from your browser. Team work on distributed full stack Typescript, and benefit from our automatic deployments, scaling, tests, and security / privacy audits. We optimize each and every detail to keep things simple for you. Codesphere is next level programming. | $5.1M | Seed | Jan 20, 2022 |  |

10 of 11 investments shown.

## Co-investors
- [Angel Invest](https://shizune.co/investors/profile/angel-invest-ventures) — VC Fund, 4 deals together
- [Angels Capital](https://shizune.co/investors/profile/angels-capital) — VC Fund, 3 deals together
- [468 Capital](https://shizune.co/investors/profile/468-capital) — VC Fund, 2 deals together
- [Acurio Ventures](https://shizune.co/investors/profile/all-iron-ventures) — VC Fund, 2 deals together
- [Draper B1](https://shizune.co/investors/profile/draper-b1) — VC Fund, 2 deals together
- [LEA Partners](https://shizune.co/investors/profile/lea-partners) — VC Fund, 2 deals together

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## FAQ

### What does Christian Stiebner invest in?

Christian Stiebner invests primarily in Software, Information Technology and SaaS startups, most often at Seed and Pre-Seed stage. Most of the 11 investments tracked by Shizune back companies in Germany. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### How do I contact Christian Stiebner?

Public channels for Christian Stiebner 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 Christian Stiebner last invest?

The most recent investment recorded for Christian Stiebner closed in Mar 2026. Shizune tracks 11 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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