Cohorts of 2015
Companies whose accelerator cohort started in 2015. 757 companies.
clusterConsumer 145B2B SaaS 99Commerce and marketplaces 76Fintech 48Healthcare and bio 37Developer tools 36Robotics and physical world 27Other 24Security and compliance 20Climate and energy 15Vertical AI agents 11Data for AI 10AI infra and compute 8Agent infrastructure 4Horizontal AI assistants 4Defense and space 2
| Company | Cluster | Program | Status | Last signal |
|---|---|---|---|---|
| Call9 | Healthcare and biotelemedicine for emergency care | Y CombinatorS15 | Inactive | checked 2026-08-24 |
| KlarismoAI Klarismo turns your body into an interactive experience. We built a… | Healthcare and bioMRI image analysis and 3D body visualization | Y CombinatorS15 | Inactive | 2026-08-23 |
| Stitch Health Care Coordination Platform for Healthcare | Healthcare and bioCare coordination platform | Y CombinatorS15 | Inactive | checked 2026-08-23 |
| 20nAI Using AI to predict biochemistry for manufacturing and therapeutics | Healthcare and bioAI-powered biochemistry prediction for biotech | Y CombinatorW15 | Inactive | checked 2026-08-17 |
| VetPronto On demand veterinary house calls. | Healthcare and bioon-demand veterinary house calls | Y CombinatorW15 | Inactive | checked 2026-08-24 |
| Wink Health The digital sleep clinic | Healthcare and biodigital sleep apnea diagnosis and treatment | Y CombinatorW15 | Inactive | 2026-08-23 |