| 1000044657 | Tordenskjold ApS | DK-Denmark | Company | Yes | Incubatee | ESA BIC Denmark | |
| 1000039538 | TOSA swisstech | CH-Switzerland | Company | No | Alumnus | ESA BIC Switzerland | |
| 1000045168 | TrackDeep OÜ | EE-Estonia | Company | No | Alumnus | ESA BIC Estonia | |
| 1000040540 | TRACKSCO2 SATELITES SL | ES-Spain | Company | No | Incubatee | ESA BIC Barcelona | |
| 1000045090 | Transcality | CH-Switzerland | Company | No | Incubatee | ESA BIC Switzerland | |
| 1000046721 | Trimsignal | GR-Greece | Company | No | Incubatee | ESA BIC Greece | |
| 1000043062 | Turtle Island Space B.V. | NL-Netherlands | Company | No | Incubatee | ESA BIC Noordwijk | |
| 1000041027 | Tycho Space Technologies AS | NO-Norway | Company | Yes | Incubatee | ESA BIC Norway | |
| 1000040692 | UAB Delta Biosciences | LT-Lithuania | Company | Yes | Incubatee | ESA BIC Lithuania | |
| 1000036640 | Uav Autosystems Hovering Solutions España SL. | ES-Spain | Company | No | Alumnus | ESA BIC Madrid Region | |
| 1000040646 | ubicube GmbH | AT-Austria | Company | Yes | Alumnus | ESA BIC Austria | |
| 1000036466 | Ultima Forma Ltd | GB-United Kingdom | Company | No | Alumnus | ESA BIC UK | |
| 1000037958 | Uneeqly s.r.o. | CZ-Czech Republic | Company | Yes | Alumnus | ESA BIC Czech Republic | |
| 1000024199 | UNIBAP AB | SE-Sweden | Company | Yes | Alumnus | ESA BIC Sweden | |
| 1000028140 | Unisphere GmbH | DE-Germany | Company | No | Alumnus | ESA BIC Bavaria | |
| 1000046188 | UniteLabs GmbH | DE-Germany | Company | Yes | Incubatee | ESA BIC Bavaria | |
| 1000041513 | Unleash Future Boats | DE-Germany | Company | No | Alumnus | ESA BIC Northern Germany | |
| 1000043438 | Unmanned Dynamics UAB | LT-Lithuania | Company | Yes | Incubatee | ESA BIC Lithuania | |
| 1000037693 | Unmanned Technical Works S.L.L. | ES-Spain | Company | No | Alumnus | ESA BIC Madrid Region | |
| 1000041825 | UP Catalyst OÜ | EE-Estonia | Company | Yes | Alumnus | ESA BIC Estonia | |