| 1000048534 | Space Clipper Industries | GB-United Kingdom | Company | Yes | Incubatee | 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 | |
| 1000031215 | Space Power | 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 | |
| 1000031631 | Subtera NDT | GB-United Kingdom | Company | No | Alumnus | ESA BIC UK | |
| 1000028693 | SunReign 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 | |
| 1000039255 | SUTHERLAND SYSTEMS ENGINEERING ENTERPRISE SSEE LTD | GB-United Kingdom | Company | Yes | Incubatee | ESA BIC UK | |
| 1000046530 | Tchombe Entertainment Ltd | GB-United Kingdom | Company | No | Incubatee | ESA BIC UK | |
| 1000011647 | TERATECH COMPONENTS LIMITED | GB-United Kingdom | Company | No | Alumnus | ESA BIC UK | |
| 1000017022 | TERRA MOTION LIMITED | GB-United Kingdom | Company | No | Alumnus | ESA BIC UK | |
| 1000042133 | Thistle Rocketry Ltd | GB-United Kingdom | Company | Yes | Alumnus | ESA BIC UK | |
| 1000034868 | TravelAi | GB-United Kingdom | Company | No | Alumnus | ESA BIC UK | |
| 1000050002 | Treeconomy Ltd | GB-United Kingdom | Company | Yes | Alumnus | ESA BIC UK | |
| 1000036466 | Ultima Forma Ltd | GB-United Kingdom | Company | No | Alumnus | ESA BIC UK | |
| 1000045024 | umbrella space science ltd | GB-United Kingdom | Company | Yes | Alumnus | ESA BIC UK | |
| 1000027616 | Vidrona Ltd | GB-United Kingdom | Company | No | Alumnus | ESA BIC UK | |
| 1000046385 | Voyant Innovations Limited | GB-United Kingdom | Company | Yes | Alumnus | ESA BIC UK | |