| 1000037196 | Atla.ai | DK-Denmark | Company | No | Alumnus | ESA BIC Denmark | |
| 1000040048 | ATLANT 3D Nanosystems | DK-Denmark | Company | No | Alumnus | ESA BIC Denmark | |
| 1000037018 | Atlas Aero GmbH | DE-Germany | Company | No | Alumnus | ESA BIC Bavaria | |
| 1000012370 | ATMOSPHERE GMBH | DE-Germany | Company | No | Alumnus | ESA BIC Bavaria | |
| 1000034325 | Auravant | ES-Spain | Company | No | Alumnus | ESA BIC Madrid Region | |
| 1000028988 | AVIONTEK GMBH | DE-Germany | Company | No | Alumnus | ESA BIC Bavaria | |
| 1000040165 | Beetle ForTech | AT-Austria | Company | No | Incubatee | ESA BIC Austria | |
| 1000033765 | Benenati & Edwards GbR | DE-Germany | Company | No | Alumnus | ESA BIC Baden Württemberg | |
| 1000033967 | Black Engine Aerospace GmbH | DE-Germany | Company | No | Alumnus | ESA BIC Baden Württemberg | |
| 1000039625 | Blackpin GmbH | DE-Germany | Company | No | Alumnus | ESA BIC Baden Württemberg | |
| 1000027748 | Blackwave GmbH | DE-Germany | Company | No | Alumnus | ESA BIC Bavaria | |
| 1000017739 | BLUE THREAD SRL | IT-Italy | Company | No | Alumnus | ESA BIC Lazio | |
| 1000019227 | BLUECOVER TECHNOLOGIES, LDA | PT-Portugal | Company | No | Alumnus | ESA BIC Portugal | |
| 1000032681 | Boscalia Technologies, S.L | ES-Spain | Company | No | Alumnus | ESA BIC Madrid Region | |
| 1000039381 | Bota Systems AG | CH-Switzerland | Company | No | Alumnus | ESA BIC Switzerland | |
| 1000041639 | BSc Max Aragon Cerecedes | AT-Austria | Company | No | Incubatee | ESA BIC Austria | |
| 1000031818 | CANARD DRONES SL | ES-Spain | Company | No | Alumnus | ESA BIC Madrid Region | |
| 1000034038 | Captiks | IT-Italy | Company | No | Alumnus | ESA BIC Lazio | |
| 1000033512 | CargoSteps GmbH & Co. KG | DE-Germany | Company | No | Alumnus | ESA BIC Hessen | |
| 1000044017 | Cassio-P SA | CH-Switzerland | Company | No | Incubatee | ESA BIC Switzerland | |