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 |
|---|---|---|---|---|
| Formal Take control of your data in real-time. | Security and complianceReal-time data access control | Y CombinatorS20 | Active, new domain | 2026-08-23 |
| PANADATA We run background checks on businesses using data from public records… | Security and complianceBusiness background checks and due diligence | Y CombinatorS20 | Active | checked 2026-08-23 |
| Verifiable API for healthcare compliance | Security and complianceHealthcare compliance API | Y CombinatorS20 | Active | checked 2026-08-23 |
| Riot Cybersecurity awareness for fast growing companies | Security and complianceemployee security awareness training | Y CombinatorW20 | Active | checked 2026-08-23 |
| SkypherAI AI agent for Compliance Questionnaires Automation | Security and complianceAI compliance questionnaire automation | Y CombinatorW20 | Active | checked 2026-08-23 |