Biographical Sketch: Mike Mardis is an active SAP Technical Architect who works with customers worldwide to select the best infrastructure for their SAP implementation. Although Mike has in the past worked with customers on HP and Sun platforms, for the past 15 years he has worked exclusively with customers considering System z or Power Systems. Mike works most often with retail and banking customers due to the complexity of their implementations. He has also worked with customers in oil and gas, public sector, consumer products, and insurance industries. Mike spent ten years working as a consultant on SAP implementations on customer premises. For the past seven years Mike has worked as a presales Technical Architect.