Sellmark Corporation
John Plattner is a seasoned professional in the field of sales and loss prevention, currently serving as a Senior Account Executive at Sellmark Corporation since October 2021. Prior to this role, John held the position of Sales Account Executive and worked as a Loss Prevention Investigator at Neiman Marcus Group from June to October 2021. John also gained experience as a Seasonal Support Staff member at Scheels in late 2020. An alumnus of Union University, John earned a Bachelor's Degree in Criminal Justice, complemented by an Associate's Degree in the same field from Lincoln Land Community College and foundational education at Kaskaskia College and Sacred Heart Griffin High School.