ACI Worldwide: Leader In Banking & Payment Solutions Posted on December 3, 2015 ACI Worldwide: Leader In Banking & Payment Solutions ACI Worldwide delivers electronic banking and payment solutions for more than 5000 financial institutions, retailers, billers and processors around the world. 705 Westech Dr NW, Norcross, GA 30092 (404) 923-3500 Related posts: Coca-Cola NCR Chick-fil-A Weather Verizon wireless