Monzo

One of the UK's largest and most recognised challenger banks, competing directly with traditional banks and fellow neobanks like Starling and Revolut

Monzo is one of the UK's leading challenger banks, founded in 2015 and headquartered in London. It offers a fully app-based banking experience including current accounts, savings pots, overdrafts, personal loans, and business accounts. Monzo has grown rapidly to serve over 9 million customers in the UK, with expansion into the US market underway, positioning itself as a major disruptor to traditional high-street banking. Monzo's revenue model is built on interchange fees, subscription tiers (Monzo Plus and Monzo Premium), lending interest, and business account fees. Its technology-first approach — featuring real-time notifications, instant spending insights, budgeting tools, and a highly rated mobile app — has made it a benchmark for consumer fintech product design. The company has also expanded into salary advance, bill splitting, and travel features. From a marketing and media perspective, Monzo is a significant advertiser and brand in the UK financial services space, known for its coral-coloured card and strong word-of-mouth growth strategy. It invests in performance marketing, social media campaigns, and brand partnerships to acquire and retain customers, making it a notable participant in the digital advertising ecosystem as an advertiser rather than an ad technology provider.