Unnax is a Barcelona-based fintech company founded in 2016 that operates as an Electronic Money Institution and Banking-as-a-Service platform specializing in Open Finance and Embedded Banking solutions. The company is registered with the Bank of Spain under entity number 6719 and holds triple regulatory licenses as an Electronic Money Institution, Account Information Services Provider, and Payment Initiation Services Provider, with passporting rights to operate throughout the European Union. In April 2024, Unnax was acquired by French fintech Powens to form Powens Group, becoming part of a larger European and Latin American Open Finance champion. Unnax provides a modular, API-based infrastructure that enables financial institutions, fintechs, and software vendors to integrate banking capabilities including IBAN and debit card issuance, SEPA payment processing, bank account aggregation, payment initiation, financial data categorization, and identity verification services. The company launched operations in Mexico in 2021, establishing a presence in Mexico City to serve the Latin American market. Unnax reports connecting banking and non-banking data for over 1 million people monthly in Mexico and serving more than 60 financial services clients across Spain and Latin America, including over 60% of Spain's microlenders. The platform provides access to financial data across 12 countries and processes hundreds of millions of euros annually. Unnax maintains ISO 27001 certification for information security and data handling, positioning itself as a compliance-first technology company that allows clients to embed financial services without obtaining their own regulatory licenses.