TAMPA, Fla. — Seraphim Space announced the startups joining the 15th round of its networking and mentoring accelerator program May 19, reflecting the rising convergence of commercial innovation and national defense priorities.
The 10 startups span five countries, including the first Seraphim has backed from Mongolia, aiming to support services ranging from defense communications to artificial intelligence-powered surveillance.
| Name | Description | Location |
| Aerlin | Developing antennas for consumer cars | United States |
| Ecosmic | Space traffic management provider | Italy |
| Ethereal Exploration Guild | Designing a fully reusable medium-lift launch vehicle | India |
| LambdaVision | Manufacturing artificial retinas in microgravity | United States |
| Lyrasense | Geospatial intelligence provider | Germany |
| ONDO Space | Building out SOS satellite ecosystem | Mongolia |
| Pan Galactic | Developing operating systems for space | United Kingdom |
| Planetary Utilities | Running a marketplace for space services | United States |
| Ravee Optics | Laser communications venture for satellites | United States |
| Vortx AI Private | Designing tools to improve satellite-enabled AI systems | India |
U.K.-based Seraphim, which runs the biannual accelerator with U.S. arm Generation Space, said alumni have raised $695.3 million in private funding since the three-month program launched in 2018 to help startups become investment-ready.
Private investment in space-related startups reached $2.1 billion in the first quarter of 2025 alone, according to Seraphim, a 17% increase over the previous quarter.