# Sebastian Kwiecien

> Sebastian Kwiecien is a seed investor at ArcelorMittal backing E-Learning and Developer APIs. See 1 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [ArcelorMittal](https://shizune.co/investors/profile/arcelormittal)
- Location: Wroclaw, Poland
- Total investments: 1
- Last investment: Feb 2023
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/skwiecien/?originalSubdomain=pl
- Website: https://x.com/skwiecien

Sebastian Kwiecien is a seed investor at ArcelorMittal in Wroclaw focused on E-Learning and Developer APIs. Sebastian Kwiecien - Head of the Pipe Production Department @ ArcelorMittal

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| E-Learning | 1 | 100% |
| Developer APIs | 1 | 100% |
| Web Development | 1 | 100% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Wellms | Wellms is a headless system that enables immediate creation of dedicated training platforms, designed specifically. | $225.3K | Seed | Feb 20, 2023 |  |

1 of 1 investments shown.

## About ArcelorMittal

VC Fund · Luxembourg, Luxembourg

ArcelorMittal is a steel company, present in more than 60 countries. It has led the consolidation of the world steel industry and today ranks as the only truly global steelmaker.ArcelorMittal is the leader in all major global markets, including automotive, construction, household appliances and packaging. The Group leads in R&D andtechnology, holds sizeable captive supplies of raw materials and operates extensive distribution networks.

5 contacts available at ArcelorMittal.

| Name | Title | Profile |
| --- | --- | --- |
| Aditya Mittal | CEO | https://shizune.co/investors/profile/aditya-mittal-7469 |
| Sebastian Kwiecien | Head of the Pipe Production Department | https://shizune.co/investors/profile/sebastian-kwiecien |
| Benjamin Baptista | Chief executive officer, Flat Carbon South America | https://shizune.co/investors/profile/benjamin-baptista |
| Frank Haers | Chief technology officer and head of health and safety | https://shizune.co/investors/profile/frank-haers |
| Gregory Ludkovsky | Global research and development | https://shizune.co/investors/profile/gregory-ludkovsky |

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## FAQ

### What does Sebastian Kwiecien invest in?

Sebastian Kwiecien invests primarily in E-Learning, Developer APIs and Web Development startups, most often at Seed stage. Most of the 1 investments tracked by Shizune back companies in Poland. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Sebastian Kwiecien last invest?

The most recent investment recorded for Sebastian Kwiecien closed in Feb 2023. 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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