| 01 | Stripe | Online payment processing and financial infrastructure platform | San Francisco, US | Private | $7.9B |
| 02 | Coinbase | Cryptocurrency exchange and blockchain platform | San Francisco, US | Public | $506M |
| 03 | Block | Financial services and digital payments company, formerly Square | San Francisco, US | Public | — |
| 04 | Robinhood | Commission-free stock and crypto trading platform | Menlo Park, US | Public | — |
| 05 | Klarna | Buy now, pay later fintech and payments platform | Stockholm, SE | Private | — |
| 06 | Revolut | Digital banking and financial services super app | London, GB | Private | — |
| 07 | Plaid | Financial data network connecting apps to bank accounts | San Francisco, US | Private | — |
| 08 | Checkout.com | Cloud-based payment processing platform for enterprises | London, GB | Private | — |