| 1000031622 | TIWARI Scientific Instruments GmbH | DE-Germany | Company | No | Alumnus | ESA BIC Hessen | |
| 1000044649 | TLG Innovations | BE-Belgium | Company | No | Alumnus | ESA BIC Belgium | |
| 1000047619 | TOMPAERO | FR-France | Company | No | Incubatee | ESA BIC Nord France | |
| 1000039538 | TOSA swisstech | CH-Switzerland | Company | No | Alumnus | ESA BIC Switzerland | |
| 1000051264 | TRACK Technologies UG (haftungsbeschränkt) | DE-Germany | Company | No | Incubatee | ESA BIC Hessen | |
| 1000045168 | TrackDeep OÜ | EE-Estonia | Company | No | Alumnus | ESA BIC Estonia | |
| 1000040540 | TRACKSCO2 SATELITES SL | ES-Spain | Company | No | Alumnus | ESA BIC Barcelona | |
| 1000045090 | Transcality | CH-Switzerland | Company | No | Alumnus | ESA BIC Switzerland | |
| 1000034868 | TravelAi | GB-United Kingdom | Company | No | Alumnus | ESA BIC UK | |
| 1000048536 | TurfSat s.r.o. | CZ-Czech Republic | Company | No | Incubatee | ESA BIC Czech Republic | |
| 1000043062 | Turtle Island Space B.V. | NL-Netherlands | Company | No | Alumnus | ESA BIC Noordwijk | |
| 1000042621 | TwingTec | CH-Switzerland | Company | No | Alumnus | ESA BIC Switzerland | |
| 1000036640 | Uav Autosystems Hovering Solutions España SL. | ES-Spain | Company | No | Alumnus | ESA BIC Madrid Region | |
| 1000040646 | ubicube GmbH | AT-Austria | Company | No | Alumnus | ESA BIC Austria | |
| 1000043502 | UDX s.r.o. | CZ-Czech Republic | Company | No | Alumnus | ESA BIC Czech Republic | |
| 1000036466 | Ultima Forma Ltd | GB-United Kingdom | Company | No | Alumnus | ESA BIC UK | |
| 1000037958 | Uneeqly s.r.o. | CZ-Czech Republic | Company | No | Alumnus | ESA BIC Czech Republic | |
| 1000041513 | Unleash Future Boats | DE-Germany | Company | No | Alumnus | ESA BIC Northern Germany | |
| 1000043438 | Unmanned Dynamics UAB | LT-Lithuania | Company | No | Alumnus | ESA BIC Lithuania | |
| 1000037693 | Unmanned Technical Works S.L.L. | ES-Spain | Company | No | Alumnus | ESA BIC Madrid Region | |