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 |
|---|---|---|---|---|
| Backpack Marketplace to get stuff from overseas | Commerce and marketplacespeer-to-peer cross-border shopping | Y CombinatorS14 | Active | checked 2026-08-23 |
| Greentoe "Name Your Price" for products | Commerce and marketplacesConsumer price negotiation marketplace | Y CombinatorS14 | Active | checked 2026-08-23 |
| Permutive Rebuilding data in advertising to protect privacy | Commerce and marketplacesPrivacy-safe advertising data infrastructure | Y CombinatorS14 | Active | checked 2026-08-23 |
| Roomstorm Real time B2B hotel room marketplace for various industries… | Commerce and marketplacesB2B hotel marketplace for airlines | Y CombinatorS14 | Active | checked 2026-08-23 |
| ShipBob Providing Amazon level logistics to e-commerce businesses. | Commerce and marketplacesE-commerce fulfillment and logistics platform | Y CombinatorS14 | Active | checked 2026-08-24 |
| Flexport Platform for global logistics. | Commerce and marketplacesGlobal logistics platform | Y CombinatorW14 | Active | checked 2026-08-23 |
| PiinPoint PiinPoint helps businesses find the best locations for growth | Commerce and marketplaceslocation intelligence for real estate | Y CombinatorW14 | Active | checked 2026-08-23 |
| Zinc The secret backbone of e-commerce. | Commerce and marketplacesprogrammable commerce API infrastructure | Y CombinatorW14 | Active | checked 2026-08-23 |