| 1000035376 | Applied Aerial Technology - Nós Na nGaoithe Teoranta | IE-Ireland | Company | No | Alumnus | ESA BIC Ireland | |
| 1000040261 | APO-GEE ENGINEERING SRL | BE-Belgium | Company | Yes | Alumnus | ESA BIC Belgium | |
| 1000041924 | ApisProtect | IE-Ireland | Company | No | Alumnus | ESA BIC Ireland | |
| 1000044160 | apheros AG | CH-Switzerland | Company | No | Alumnus | ESA BIC Switzerland | |
| 1000048046 | Aperio Space Technologies GmbH | DE-Germany | Company | Yes | Incubatee | ESA BIC Hessen | |
| 1000031524 | Anzen Aerospace Engineering | ES-Spain | Company | Yes | Alumnus | ESA BIC Madrid Region | |
| 1000027089 | ANYWAVES | FR-France | Company | No | Alumnus | ESA BIC Sud France | |
| 1000051634 | ANOX AS | NO-Norway | Company | No | Incubatee | ESA BIC Norway | |
| 1000044852 | Another Earth OG | AT-Austria | Company | No | Alumnus | ESA BIC Austria | |
| 1000041955 | ANGELY P.C. | GR-Greece | Company | Yes | Alumnus | ESA BIC Greece | |
| 1000047612 | AndroMach | FR-France | Company | Yes | Incubatee | ESA BIC Nord France | |
| 1000013915 | ANavS GMBH | DE-Germany | Company | Yes | Alumnus | ESA BIC Bavaria | |
| 1000040042 | AMPHITRITE | FR-France | Company | Yes | Alumnus | ESA BIC Nord France | |
| 1000048049 | a-metal AG | CH-Switzerland | Company | No | Incubatee | ESA BIC Switzerland | |
| 1000043875 | Amelia Space Technologies Ltd | GB-United Kingdom | Company | Yes | Incubatee | ESA BIC UK | |
| 1000043080 | AmbaSat Ltd | GB-United Kingdom | Company | Yes | Alumnus | ESA BIC UK | |
| 1000036078 | Alvie 1 | FR-France | Company | No | Alumnus | ESA BIC Nord France | |
| 1000046202 | Alteva Technologies GmbH | DE-Germany | Company | No | Alumnus | ESA BIC North Rhine-Westphalia | |
| 1000047089 | ALTABAI | FR-France | Company | No | Alumnus | ESA BIC Sud France | |
| 1000041755 | AlphaEdge GmbH | AT-Austria | Company | No | Alumnus | ESA BIC Austria | |