Startups Directory

Rain is a full-stack fintech infrastructure platform that enables developers, fintechs, and financial services firms to embed stablecoin payments into their products through a unified API. The platform handles money-in, storage, spending, and money-out across multiple blockchains while managing complex back-end operations like tokenization, compliance, and settlement. Rain's proprietary settlement stack allows Visa card transactions to interoperate with stablecoins, making them practical for everyday purchases. The company pioneered the ability to settle Visa transactions using stablecoins seven days a week, reducing working capital requirements and enabling near-instant liquidity.

BitGo is the largest independent digital asset custodian, securing approximately 20% of all on-chain Bitcoin transactions and holding over $100 billion in digital assets. The company provides a full-stack platform combining multisignature wallet technology, regulated custody, and prime brokerage services for institutions including banks, fintechs, hedge funds, and asset managers. BitGo pioneered multi-sig architecture that eliminates single points of failure, differentiating it from competitors by providing insurance-grade security with clear legal title to custodied assets.