| X-Bridge Consulting GmbH | Riehen | 20.9.2025 |
| X-HEALTH Krzyzaniak-Gumowska | Basel | 20.9.2025 |
| X-lnvest Swiss AG | Basel | 20.9.2025 |
| XA concept GmbH | Basel | 20.9.2025 |
| Xaira AG | Riehen | 20.9.2025 |
| XANATUM FINANCE AG | Basel | 20.9.2025 |
| XAOS GmbH | Basel | 20.9.2025 |
| Xara Elias Exclusive Cars GmbH | Basel | 20.9.2025 |
| Xavo Systems AG in Liquidation | Basel | 20.9.2025 |
| Xaya Makeup Artistry Alexandra Bertschi | Basel | 20.9.2025 |
| Xcellerate GmbH | Basel | 20.9.2025 |
| Xclusive Four You GmbH | Basel | 20.9.2025 |
| Xeneus GmbH in Liquidation | Basel | 20.9.2025 |
| Xerus GmbH | Basel | 20.9.2025 |
| Xiber Technologies GmbH | Riehen | 20.9.2025 |
| XILO GmbH | Basel | 20.9.2025 |
| Ximedo GmbH | Basel | 20.9.2025 |
| Ximple Rodrigues Gomes | Basel | 20.9.2025 |
| Ximtex AG in Liquidation | Basel | 20.9.2025 |
| XLDDev GmbH | Basel | 20.9.2025 |
| Xlentia Life Sciences GmbH | Basel | 20.9.2025 |
| XM Architekten GmbH | Basel | 20.9.2025 |
| Xochi-Shop Bürgisser | Basel | 20.9.2025 |
| Xocolatl GmbH | Basel | 20.9.2025 |
| Xoolo GmbH | Basel | 20.9.2025 |
| Xorella AG in Liquidation | Basel | 20.9.2025 |
| Xpecton Schweiz KLG | Basel | 20.9.2025 |
| Xpreneurs GmbH | Basel | 20.9.2025 |
| Xrail AG | Basel | 20.9.2025 |
| XS Coiffeur Corinne Codemo-Kissling | Basel | 20.9.2025 |
| XS Products GmbH | Basel | 20.9.2025 |
| Xseed Group GmbH | Basel | 20.9.2025 |
| Xsicht, Diana Fischer | Riehen | 20.9.2025 |
| XXLARGE Pizzakurier GmbH | Basel | 20.9.2025 |
| Xylog GmbH | Basel | 20.9.2025 |
