Fiserv Software Marker Plans Expansion In Alpharetta, GeorgiaThe Mary Ellen Vanaken Team of Keller Williams Realty - 678.568. Fiserv, a financial software maker based in Brookfield, Wis, looks to add 500 jobs in Alpharetta, and to consolidate its operations from Gwinnett county. Fiserv is one of the largest companies providing information technology services to the financial services. Ranked third by revenue in , the company plans to move employees from six offices, most of them in Norcross, into Cobalt Center - a 376,000 square foot office complex. An additional 500 software, sales and marketing jobs will be added in Alpharetta over the next few years.Alpharetta makes a good location for the software firm, because of its concentration of tech companies, a variety of home styles and prices as well as excellent schools.Alpharetta, Georgia is what it claims itself to be