| 1000035074 | Raptor Aerospace Limited | GB-United Kingdom | Company | No | Alumnus | ESA BIC UK | |
| 1000033344 | Responsive Access Limited | GB-United Kingdom | Company | No | Alumnus | ESA BIC UK | |
| 1000046714 | SAIF Systems Ltd | GB-United Kingdom | Company | Yes | Incubatee | ESA BIC UK | |
| 1000042743 | Samudra Oceans Limited | GB-United Kingdom | Company | No | Alumnus | ESA BIC UK | |
| 1000041893 | Satraka Ltd | GB-United Kingdom | Company | Yes | Alumnus | ESA BIC UK | |
| 1000045232 | Sea Sat | GB-United Kingdom | Company | Yes | Incubatee | ESA BIC UK | |
| 1000041243 | Second Star Ltd | GB-United Kingdom | Company | No | Alumnus | ESA BIC UK | |
| 1000042904 | Sidesign Works Ltd | GB-United Kingdom | Company | No | Incubatee | ESA BIC UK | |
| 1000034330 | Skyfarer | GB-United Kingdom | Company | No | Alumnus | ESA BIC UK | |
| 1000041199 | SmallSpark Space Systems | GB-United Kingdom | Company | Yes | Alumnus | ESA BIC UK | |
| 1000042433 | SmartIR Limited | GB-United Kingdom | Company | Yes | Alumnus | ESA BIC UK | |
| 1000039053 | Soil Benchmark Ltd | GB-United Kingdom | Company | No | Alumnus | ESA BIC UK | |
| 1000038783 | Sorair Technologies LTD | GB-United Kingdom | Company | Yes | Alumnus | ESA BIC UK | |
| 1000039942 | SPACE DIMENSIONALLY OPTIMIZED TECHNOLOGY SATELLITES LTD - Space DOTS Ltd | GB-United Kingdom | Company | Yes | Alumnus | ESA BIC UK | |
| 1000027059 | Space National | GB-United Kingdom | Company | No | Alumnus | ESA BIC UK | |
| 1000030755 | Space Talos Ltd | GB-United Kingdom | Company | No | Alumnus | ESA BIC UK | |
| 1000043072 | Spaceflux Ltd | GB-United Kingdom | Company | No | Alumnus | ESA BIC UK | |
| 1000037618 | super-sharp Space Systems Limited | GB-United Kingdom | Company | Yes | Alumnus | ESA BIC UK | |
| 1000036466 | Ultima Forma Ltd | GB-United Kingdom | Company | No | Alumnus | ESA BIC UK | |
| 1000042696 | YEET Aerospace LTD | GB-United Kingdom | Company | No | Incubatee | ESA BIC UK | |