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Bitcoin API's

Ledger Vault is a core business unit of Ledger, a leader in security for cryptocurrencies and blockchain applications. Leveraging Ledger’s industry-leading and independently-certified security technology, the Ledger Vault provides information technology infrastructure for financial institutions to securely control their crypto assets with a multi-authorization self-custody management solution. API solutions

Crypto APIs is an infrastructure layer that radically simplifies the development of any Blockchain and Crypto related applications. C4W uses the Blockchain as a service (BaaS) to interact in a safe way with the different blockchains.
Sum & Substance

Sumsub is an AI-based solution that automates identity verification and anti-fraud, providing bank-grade KYC, KYT compliance, AML screening, and customer data storage to protect and enable regulated businesses online. 97% hit rate and strong legal expertise put Sumsub among the leading players of the market.
Chainalysis AML Monitoring

Chainalysis provides data, software, services, and research to government agencies, exchanges, financial institutions, and insurance and cybersecurity companies in over 60 countries. Data platform powers investigation, compliance, and risk management tools that have been used to solve some of the world’s most high-profile cyber criminal cases and grow consumer access to cryptocurrency safely.