| 1000021709 | D-ORBIT PT | PT-Portugal | Company | No | Alumnus | ESA BIC Portugal | |
| 1000035424 | dq technologies AG | CH-Switzerland | Company | Yes | Alumnus | ESA BIC Switzerland | |
| 1000025593 | DRIFT NOISE GmbH | DE-Germany | Company | Yes | Alumnus | ESA BIC Northern Germany | |
| 1000041045 | Dromni GmbH | DE-Germany | Company | Yes | Alumnus | ESA BIC Bavaria | |
| 1000042310 | Dromos GmbH | DE-Germany | Company | No | Alumnus | ESA BIC Bavaria | |
| 1000030830 | Drone Consultants Ireland (IIP Exhibitions) | IE-Ireland | Company | Yes | Alumnus | ESA BIC Ireland | |
| 1000028447 | Drone Harmony AG | CH-Switzerland | Company | No | Alumnus | ESA BIC Switzerland | |
| 1000037727 | Drone Hopper | ES-Spain | Company | No | Alumnus | ESA BIC Madrid Region | |
| 1000040897 | Dymium GmbH | DE-Germany | Company | No | Alumnus | ESA BIC Bavaria | |
| 1000031983 | Dynamic Space Technologies AS | NO-Norway | Company | No | Alumnus | ESA BIC Norway | |
| 1000041734 | Ecosmic | NL-Netherlands | Company | No | Alumnus | ESA BIC Noordwijk | |
| 1000044332 | Ecosmic S.R.L. | IT-Italy | Company | Yes | Alumnus | ESA BIC Turin | |
| 1000031159 | EH Group Engineering AG | CH-Switzerland | Company | Yes | Alumnus | ESA BIC Switzerland | |
| 1000036979 | Ekofolio Sarl | LU-Luxembourg | Company | No | Alumnus | ESA BIC Denmark | |
| 1000028372 | ElFys Oy | FI-Finland | Company | Yes | Alumnus | ESA BIC Finland | |
| 1000037443 | Elysium Industries UG | DE-Germany | Company | No | Alumnus | ESA BIC Bavaria | |
| 1000021377 | EMBOTECH AG | CH-Switzerland | Company | No | Alumnus | ESA BIC Switzerland | |
| 1000039128 | EMC ELECTROMAGNETIC BCN SL. | ES-Spain | Company | Yes | Alumnus | ESA BIC Barcelona | |
| 1000023388 | EMTECH GMBH | DE-Germany | Company | No | Alumnus | ESA BIC Hessen | |
| 1000041182 | ENANTIOS | CH-Switzerland | Company | No | Alumnus | ESA BIC Switzerland | |