Mastercard has expressed interest. They haven't joined yet. From the link:
"Mastercard is developing capabilities in blockchain specifically in clearing and settling and has a strong interest in joining the Enterprise Ethereum Alliance to be able to partner with other companies using Ethereum to address a wide range of complex business issues."
Mastercard has expressed interest. They haven't joined yet. From the link:
"Mastercard is developing capabilities in blockchain specifically in clearing and settling and has a strong interest in joining the Enterprise Ethereum Alliance to be able to partner with other companies using Ethereum to address a wide range of complex business issues."
[Emphasis added by me]