Cohorts of 2020
Companies whose accelerator cohort started in 2020. 1,274 companies.
clusterConsumer 143B2B SaaS 110Commerce and marketplaces 95Fintech 88Healthcare and bio 85Robotics and physical world 62Developer tools 51Vertical AI agents 46Climate and energy 36Data for AI 23Other 18Security and compliance 17Defense and space 13Agent infrastructure 11Horizontal AI assistants 9AI infra and compute 8
| Company | Cluster | Program | Status | Last signal |
|---|---|---|---|---|
| QuestDB High-performance time series database | AI infra and computetime series database infrastructure | Y CombinatorS20 | Active | checked 2026-08-23 |
| AtmoAI Ultra-precise AI weather forecasting. | AI infra and computeAI weather forecasting infrastructure | Y CombinatorW20 | Active | checked 2026-08-23 |
| Fly.io Run full stack apps close to your users. | AI infra and computedistributed app deployment infrastructure | Y CombinatorW20 | Active | 2026-07-29 |
| TermiiAI Termii is an AI-native reliability infrastructure company. | AI infra and computeAI-powered transaction reliability infrastructure | Y CombinatorW20 | Active | checked 2026-08-23 |