| Company | Timeline | Status | |
| Czarniecki Eco Build Ltd Director • Interior Designer | 2 Aug 2025←3 Months→Current | Active | |
| Czarniecki Eco Design Ltd Director • Interior Designer | 30 Sep 2023←2 Years 1 Month→Current | Active | |
| Czarniecki Eco Kitchens Ltd Director • Interior Designer | 30 Sep 2023←2 Years 1 Month→Current | Active | |
