FleexPay, operated by ISLA-MIA Blockchain Solutions LLC, provides licensed exchange, custodial and blockchain services to banks, fintechs, funds and technology partners under our Puerto Rico license.
Delivered wholesale to institutions, exchanges, payment companies and technology partners who serve their own regulated clients.
Institutional-grade safekeeping with strict asset segregation, MPC key management and policy-enforced withdrawal flows.
Institutional spot execution and OTC desk with aggregated liquidity, API-first integration and settlement support.
Dedicated node and RPC infrastructure, Wallet-as-a-Service, on-chain data and webhooks across multiple networks.
Contact our institutional desk. We review your entity, jurisdiction and regulatory standing before proceeding.
Full Know Your Business process: entity documents, beneficial ownership, compliance questionnaire, license review.
Wholesale services agreement executed. API credentials issued. Full sandbox access for integration testing.
Live access activated. Dedicated relationship manager assigned. Ongoing compliance monitoring in place.
FleexPay operates on a strict wholesale B2B model. Our partners are regulated businesses that use our infrastructure to power their own client-facing products.
Our proprietary infrastructure layer underpins FleexPay's three core services. Built for institutional reliability, it operates across multiple chains with 99.9% uptime and full redundancy.
Multi-party computation key management combined with HSM-backed cold storage for uncompromised asset protection.
RESTful and WebSocket APIs with 99.9% SLA, real-time webhooks, SDK support and comprehensive documentation.
Integrated OFAC, EU and UN sanctions screening. FATF Travel Rule data exchange with counterparty VASPs.
Fully brandable infrastructure. Partners launch crypto products under their own brand, powered by our licensed backbone.
Every event, approval and transaction is recorded on an immutable log for regulatory reporting and internal governance.
Technology partners can access FleexPay's infrastructure and operate under our Puerto Rico regulatory framework — launching faster with lower compliance overhead and without obtaining their own license from scratch.
Apply as a technology partnerISLA-MIA Blockchain Solutions LLC operates under Puerto Rico law as a licensed cryptocurrency services company. Every partner engagement is subject to rigorous KYB and ongoing AML/CFT monitoring.
Regulatory notice: ISLA-MIA Blockchain Solutions LLC holds Puerto Rico company license 482529-1511 and provides services solely to institutional and wholesale counterparties. All engagements are subject to due diligence and applicable compliance requirements. Nothing on this website constitutes an offer of services to retail clients or in any jurisdiction where such offer would be unlawful. Digital assets carry substantial risk.
A Puerto Rico-domiciled company providing institutional cryptocurrency infrastructure under the FleexPay brand. We focus on reliability, segregation and disciplined operations for partners who carry their own regulatory obligations.
For wholesale partnerships, custodial arrangements, exchange access or blockchain infrastructure, contact our institutional team directly. We respond to qualified enquiries only.
[email protected]
ISLA-MIA Blockchain Solutions LLC
CARR 102 KM 9 HM 9 · Cabo Rojo, PR 00623
Puerto Rico company license 482529-1511