| 1000043866 | Ludifica srl | BE-Belgium | Company | No | Alumnus | ESA BIC Belgium | |
| 1000031799 | Luminovo GmbH | DE-Germany | Company | No | Alumnus | ESA BIC Bavaria | |
| 1000036465 | Lunar Resources Registry UG | DE-Germany | Company | No | Alumnus | ESA BIC Hessen | |
| 1000038594 | Lunasa Ltd. | GB-United Kingdom | Company | No | Alumnus | ESA BIC UK | |
| 1000031187 | LuxFlux GmbH | DE-Germany | Company | No | Alumnus | ESA BIC Baden Württemberg | |
| 1000032837 | Magdrive | GB-United Kingdom | Company | No | Alumnus | ESA BIC UK | |
| 1000044989 | makeMINT UG (haftungsbeschraenkt) & Co. KG | DE-Germany | Company | No | Alumnus | ESA BIC Baden-Württemberg | |
| 1000037615 | MANAOMEA GMBH | DE-Germany | Company | No | Alumnus | ESA BIC Bavaria | |
| 1000044099 | Mantis Photonics AB | SE-Sweden | Company | No | Incubatee | ESA BIC Sweden | |
| 1000041843 | Maple Aviation GmbH | DE-Germany | Company | No | Alumnus | ESA BIC Bavaria | |
| 1000029469 | Matereospace Lda | PT-Portugal | Company | No | Alumnus | ESA BIC Portugal | |
| 1000044647 | Mathclick | IT-Italy | Company | No | Incubatee | ESA BIC Lazio | |
| 1000042650 | MATTERIALL | BE-Belgium | Company | No | Alumnus | ESA BIC Belgium | |
| 1000043576 | Metalonn | DE-Germany | Company | No | Incubatee | ESA BIC Hessen | |
| 1000047398 | mimic robotics AG | CH-Switzerland | Company | No | Incubatee | ESA BIC Switzerland | |
| 1000039382 | MinWave Technologies SA | CH-Switzerland | Company | No | Alumnus | ESA BIC Switzerland | |
| 1000037283 | MIRA | AT-Austria | Company | No | Alumnus | ESA BIC Austria | |
| 1000039323 | Miraex SA | CH-Switzerland | Company | No | Alumnus | ESA BIC Switzerland | |
| 1000044773 | MIRORES Mining Data Services | PL-Poland | Company | No | Incubatee | ESA BIC Poland | |
| 1000032818 | MLReef GmbH | AT-Austria | Company | No | Alumnus | ESA BIC Austria | |