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 |
|---|---|---|---|---|
| Apto Payments API platform for partners to issue branded debit and credit cards to… | Fintechwhite-label card issuance platform | Y CombinatorS14 | Acquired | checked 2026-08-23 |
| Bitaccess We make bitcoin simple. | FintechBitcoin ATM network and crypto infrastructure | Y CombinatorS14 | Acquired | checked 2026-08-25 |
| Kash We are fixing how money works. | Fintechdirect bank payments platform | Y CombinatorS14 | Acquired | checked 2026-08-17 |
| Payable Simple payments and tax compliance for your contract workforce. | Fintechcontractor payments and tax compliance | Y CombinatorS14 | Acquired | 2026-08-23 |
| Sliced Investing Crowdfunding for hedge funds | Fintechalternative investment platform | Y CombinatorS14 | Acquired | - |
| Abacus Making expense reports obsolete | Fintechexpense management and reimbursement automation | Y CombinatorW14 | Acquired | 2026-08-23 |
| Axoni Axoni is building the next generation of capital markets technology | Fintechmulti-party financial infrastructure | Y CombinatorW14 | Acquired | checked 2026-08-23 |
| Chargehound Automate your chargeback dispute process. (Acquired by PayPal) | Fintechchargeback automation for merchants | Y CombinatorW14 | Acquired | checked 2026-08-23 |
| Theorem The mission of Theorem is to make credit safe and available. We use… | FintechLoan underwriting and securitization | Y CombinatorW14 | Acquired | checked 2026-08-23 |