Banking software vendor S1 Corporation has appointed Peter Dunning as executive vice president and general manager Americas.
Dunning is charged with leading the sales and service operations of the company's North American business, as well as providing guidance on S1's expansion strategy.
Prior to joining S1, Dunning served as president, CEO and chairman of the board of Omnexus, an eMarketplace company formed by DuPont, Dow, Bayer AG, BASF and Ticona. He has also held executive positions with Oracle Corporation and SAP America.
Dunning will be taking over the responsibilities of Jeffrey Lunsford, who has been appointed senior vice president of corporate development.