Y Combinator companies
The Y Combinator portfolio as the radar sees it: synced daily, classified into clusters, checked for life and movement. 6,198 companies.
clusterVertical AI agents 898Consumer 821B2B SaaS 787Fintech 633Developer tools 515Healthcare and bio 477Commerce and marketplaces 433Agent infrastructure 350Robotics and physical world 314Data for AI 192Security and compliance 189Horizontal AI assistants 152AI infra and compute 152Climate and energy 123Defense and space 85Other 44
| Company | Cluster | Program | Status | Last signal |
|---|---|---|---|---|
| Passerine Aircraft Passerine Aircraft is building the next generation of dronesWe are… | Robotics and physical worldElectric vertical takeoff drones | Y CombinatorS17 | Inactive | checked 2026-08-23 |
| Social Construct Social Construct designs and assembles large apartment buildings … | Robotics and physical worldConstruction and modular housing assembly | Y CombinatorS17 | Inactive | checked 2026-08-23 |
| Cowlar Fitbit for dairy cows. Farms use cowlar's alerts & recommendations to… | Robotics and physical worldLivestock monitoring and health IoT | Y CombinatorW17 | Inactive | checked 2026-08-23 |
| Pearl The future of office coffee. Keurig convenience meets cafe quality. | Robotics and physical worldOffice coffee hardware automation | Y CombinatorW17 | Inactive | checked 2026-08-17 |
| Voodoo Manufacturing AWS for manufacturing. | Robotics and physical world3D printing manufacturing services | Y CombinatorW17 | Inactive | checked 2026-08-23 |