Polygon Completes Coinme Acquisition, Turns Open Money Stack Into US-Regulated Payments Platform Polygon Labs has completed its acquisition of Coinme, integrating regulated U.S. money transfer services into the Polygon Open Money Stack. The platform now covers 48 U.S. states, holding 37 state-level money transmitter licenses and 11 applicable exemptions, and is registered with FinCEN as a money services business. Tazapay, Mesh, Toku and Kira are the first customers, using it for cross-border business payments, account top-ups, global payroll and USD services.