Tracy Sun

Co-Founder & SVP, Seller Experience at Poshmark

Tracy Sun is the Co-Founder & SVP Seller Experience at Poshmark, a leading social marketplace for new and secondhand style. Tracy previously co-founded Est. Today, a social e-commerce company, and has experience as the VP of Merchandising at Brooklyn Industries. Tracy also has a background in business strategy and clinical research, with degrees from The Tuck School of Business at Dartmouth and Barnard College, Columbia University.



  • Co-Founder & SVP, Seller Experience

    2010 - present

  • Co-Founder & SVP, New Markets