UK-based digital bank Griffin has completed a $20 million Series B funding round led by Octagon Partners, pushing its valuation above $100 million. Existing investors Notion Capital, A+ Ventures, Nordic Ninja, and Breega also participated. The new capital will fuel expansion of Griffin's card issuance and stablecoin-related services. Griffin previously raised $24 million in March 2024 alongside obtaining a full UK banking license. The bank now serves over 80 platform clients and more than 300,000 users, processing roughly 10 million payments annually. Its flagship products include bank accounts and the Uber Pro Card for Uber UK drivers and couriers.