According to the company, prior to joining MasterCard Grigg served as a chief information officer at Travelex and worked as a chief operating officer of Vocalink, before joining Travelex in 2008.
In 2011, MasterCard acquired the Travelex prepaid card program management business, renaming it as Access Prepaid Worldwide.
McCaul has been selected as group executive, who will be responsible for the development and execution of MasterCard’s IPS business, said the firm.
In March 2008, McCaul joined MasterCard Worldwide and carried out the global Cardholder Solutions business and was named group executive, Global Products & Solutions, US Markets in July 2010.
MasterCard IPS, a debit and prepaid processing platform offers a complete processing solution for signature and PIN debit, as well as ATM and global prepaid.