PSE Consulting

PSE Consulting is a leading European payments consultancy based in London, specializing in advising merchants, acquirers, issuers, and fintechs on complex payment systems challenges. With over 30 years of experience, we provide expert insights and strategic guidance across the entire payments value chain – from acquiring and debit card processing to real-time payments and emerging technologies like agentic commerce. We support clients with M&A, RFP responses, and regulatory compliance, leveraging our deep knowledge of European payment landscapes and a proven track record of delivering value. Our team of 16 professionals works with clients across more than 500 organizations in over 100 countries, consistently achieving a 91% NPS score and completing 1000+ assignments on time and within budget.