| 1000047114 | AITHRA | FR-France | Company | Yes | Alumnus | ESA BIC Sud France | |
| 1000042531 | ALATYR | FR-France | Company | Yes | Alumnus | ESA BIC Nord France | |
| 1000030448 | Aldoria | FR-France | Company | Yes | Alumnus | ESA BIC Nord France | |
| 1000031146 | ALEEGO s.r.o. | CZ-Czech Republic | Company | Yes | Alumnus | ESA BIC Czech Republic | |
| 1000046972 | AlgoNav UG (haftungsbeschränkt) | DE-Germany | Company | Yes | Incubatee | ESA BIC Hessen | |
| 1000044526 | AllSpace UG (haftungsbeschränkt) | DE-Germany | Company | Yes | Alumnus | ESA BIC Hessen | |
| 1000041760 | AlongRoute Data IKE | GR-Greece | Company | Yes | Alumnus | ESA BIC Greece | |
| 1000046701 | Alpha Impulsion Italia SRL | IT-Italy | Company | Yes | Alumnus | ESA BIC Turin | |
| 1000043080 | AmbaSat Ltd | GB-United Kingdom | Company | Yes | Alumnus | ESA BIC UK | |
| 1000043875 | Amelia Space Technologies Ltd | GB-United Kingdom | Company | Yes | Incubatee | ESA BIC UK | |
| 1000040042 | AMPHITRITE | FR-France | Company | Yes | Alumnus | ESA BIC Nord France | |
| 1000013915 | ANavS GMBH | DE-Germany | Company | Yes | Alumnus | ESA BIC Bavaria | |
| 1000047612 | AndroMach | FR-France | Company | Yes | Incubatee | ESA BIC Nord France | |
| 1000041955 | ANGELY P.C. | GR-Greece | Company | Yes | Alumnus | ESA BIC Greece | |
| 1000031524 | Anzen Aerospace Engineering | ES-Spain | Company | Yes | Alumnus | ESA BIC Madrid Region | |
| 1000048046 | Aperio Space Technologies GmbH | DE-Germany | Company | Yes | Incubatee | ESA BIC Hessen | |
| 1000040261 | APO-GEE ENGINEERING SRL | BE-Belgium | Company | Yes | Alumnus | ESA BIC Belgium | |
| 1000046495 | Applied Atomics | GB-United Kingdom | Company | Yes | Alumnus | ESA BIC UK | |
| 1000044884 | AQ ANALYTICS, LDA | PT-Portugal | Company | Yes | Alumnus | ESA BIC Portugal | |
| 1000045785 | Aquaguard Technologies | SE-Sweden | Company | Yes | Alumnus | ESA BIC Sweden | |