CSI

CSI is an American provider of fintech and regtech software, serving banks and credit unions across the United States. Founded in 1965 with three customers and six employees, the company now counts thousands of financial institutions among its clients. Its product line spans core banking software, digital banking platforms, payment processing, loan origination, managed cybersecurity and regulatory compliance technology, alongside open banking, developer APIs and AI-powered analytics.

Its flagship product, NuPoint, is the second most-used core banking platform in the United States and powers daily operations for more than 10% of American banks. The platform anchors a broader offering designed to run end-to-end operations for financial institutions, from deposit and loan processing through digital channels and payments.

CSI concentrates on community and regional banks, a segment it serves through a combination of scalable technology and personal service. The company describes its culture as a forward-thinking technology partnership, with continued investment in open banking, developer APIs and AI-powered analytics.