Interswitch and ACI Worldwide Consolidate Strategic Partnership to Drive Payments Modernization across Sub-Saharan Africa> Tom Warsop, CEO, ACI Worldwide (R); Mitchell Elegbe, CEO, Interswitch (L) (Photo: Business Wire) Tom Warsop, CEO, ACI Worldwide (R); Mitchell Elegbe, CEO, Interswitch (L) (Photo: Business Wire) From Left to Right: Cherry Eromosele, EVP, Marketing & Corporate Communications, Interswitch; Mitchell Elegbe, CEO, Interswitch; Tom Warsop, CEO, ACI Worldwide; Debbie Guerra, Chief Product Officer, ACI Worldwide; Santhosh Rao, Sr. Vice President Sales, MEASA (Photo: Business Wire) From Left to Right: Cherry Eromosele, EVP, Marketing & Corporate Communications, Interswitch; Mitchell Elegbe, CEO, Interswitch; Tom Warsop, CEO, ACI Worldwide; Debbie Guerra, Chief Product Officer, ACI Worldwide; Jonah Adams, MD, Digital Infrastructure and Managed Services, Interswitch (Photo: Business Wire)