Ben Marcus is currently serving as the Co-Founder and Managing Partner at UP Partners, a position he has held for an unspecified period of time. Prior to this, he worked at jetAVIVA, which is a company that specializes in jet sales and acquisitions. Although it is not clear what role he played in this company, it can be inferred that he gained some experience in aviation and related industries. Marcus is an alumnus of Purdue University, where he may have pursued a course of study related to business, engineering, or aviation. No specific details were mentioned about his educational background or achievements. Overall, Ben Marcus appears to be an individual with experience in the aviation industry who has transitioned into a managerial role in a startup-focused investment firm.