Zeta
Bhavin Turakhia's $1.5B-valued banking-tech bet: the cloud-native Tachyon processing stack behind HDFC Bank's PayZapp and Pixel credit card, now pushing into US credit unions.
Other card issuing processors
GalileoMarqetaThreddi2cPaymentologyPomeloNiumStripe IssuingAdyen IssuingCoreCardEpisode SixHighnoteLithicWallester
Client list shows tracked neobanks with a publicly documented relationship — not a complete customer book. Sourced from issuer disclosures and public reporting; suggest a fix.