Sas is currently the EVP, CFO, and Chief Strategy Officer for York Risk Services Group, a portfolio company of Onex Corp, a leading global investment firm with 23 billion of capital under management. Prior to joining York, Sas was CFO and Head of Corporate Development for Serco Global Services, Americas, a division of the 8 billion Serco Group, a FTSE 250 listed company. In the past, Sas also served as Divisional CFO and Executive Director of Strategy & Business Excellence for Kaiser Permanente.