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 153AI infra and compute 152Climate and energy 123Defense and space 85Other 44
| Company | Cluster | Program | Status | Last signal |
|---|---|---|---|---|
| Ubiq Screen-sharing for enterprise conference rooms | B2B SaaSwireless presentation software | Y CombinatorS16 | Inactive | checked 2026-08-17 |
| Castle Castle manages rental homes using automation and on-demand labor. | B2B SaaSProperty management automation | Y CombinatorW16 | Inactive | checked 2026-08-23 |
| Compgun Sales commission software that grows revenue. | B2B SaaSSales commission management software | Y CombinatorW16 | Inactive | checked 2026-08-17 |
| Elucify Elucify is an API that plugs into your CRM which automatically cleans… | B2B SaaSCRM data cleaning and enrichment | Y CombinatorW16 | Inactive | checked 2026-08-23 |
| Index Mapping the world's professional relationships. | B2B SaaSProfessional network intelligence | Y CombinatorW16 | Inactive | checked 2026-08-23 |
| Interstate Analytics Multi-Touch Marketing Analytics | B2B SaaSMulti-channel marketing attribution analytics | Y CombinatorW16 | Inactive | checked 2026-08-24 |
| Start Closing Start Closing is changing the way homeowners and contractors interact… | B2B SaaSProject tracking for restoration contractors | Y CombinatorW16 | Inactive | checked 2026-08-17 |