| 1000047631 | PRODUCTIONARY GmbH | DE-Germany | Company | No | Alumnus | ESA BIC Hessen | |
| 1000025374 | PROESYS S.R.L. | IT-Italy | Company | Yes | Alumnus | ESA BIC Lazio | |
| 1000038106 | Prof. Dr. H.P. Zenner GmbH | DE-Germany | Company | No | Alumnus | ESA BIC Baden-Württemberg | |
| 1000041427 | Prometheus Life Technologies AG | CH-Switzerland | Company | Yes | Alumnus | ESA BIC Switzerland | |
| 1000039645 | Promilist P.C. | GR-Greece | Company | No | Alumnus | ESA BIC Greece | |
| 1000044817 | Prophesea BV | BE-Belgium | Company | Yes | Alumnus | ESA BIC Belgium | |
| 1000033112 | Protolaunch Ltd | GB-United Kingdom | Company | Yes | Alumnus | ESA BIC UK | |
| 1000034069 | PROVEYE LIMITED | IE-Ireland | Company | Yes | Alumnus | ESA BIC Ireland | |
| 1000046058 | PURR.AI | PT-Portugal | Company | Yes | Incubatee | ESA BIC Portugal | |
| 1000044650 | PV2+ GmbH | DE-Germany | Company | No | Alumnus | ESA BIC Baden-Württemberg | |
| 1000044522 | QASE Tech ApS | DK-Denmark | Company | No | Alumnus | ESA BIC Denmark | |
| 1000035245 | qbound | DE-Germany | Company | No | Alumnus | ESA BIC Bavaria | |
| 1000030554 | QoL-Ma UG | DE-Germany | Company | No | Alumnus | ESA BIC Hessen | |
| 1000045846 | Qoro Quantum UG (haftungsbeschränkt) | DE-Germany | Company | No | Alumnus | ESA BIC Bavaria | |
| 1000048479 | QRBIT | GR-Greece | Company | Yes | Alumnus | ESA BIC Greece | |
| 1000027843 | QuadSAT | DK-Denmark | Company | Yes | Alumnus | ESA BIC Denmark | |
| 1000040920 | QuantumDiamonds GmbH | DE-Germany | Company | No | Alumnus | ESA BIC Bavaria | |
| 1000047407 | QuantumED UG (haftungsbeschraenkt) | DE-Germany | Company | No | Alumnus | ESA BIC Hessen | |
| 1000022753 | QUASAR SCIENCE RESOURCES, S.L. | ES-Spain | Company | Yes | Alumnus | ESA BIC Madrid Region | |
| 1000045023 | QuiMo GmbH | DE-Germany | Company | No | Alumnus | ESA BIC Baden-Württemberg | |