Dr. Julia Sauermann, Porsche Dr Julia Sauerman is a Market Research Specialist at Porsche AG. She has been working as a Market Researcher for the past 6 years. At Porsche, she is responsible for image and communication research and market studies. Prior to that she worked as a Senior Research Consultant at Factworks, and as a Management Consultant at Harnischfeger, Pietsch & Partner.