Our Team

  • Sumee Chang

    Sumee Chang-Schadt

    Founder. Sumee built a 25 year career in business strategy and marketing at the Walt Disney Company. And as a lifelong advocate for animal welfare and rescue, her vision at AMP is to inspire and enable the broader amateur horse community, and non-traditional audiences to embrace the extraordinary experiences mustangs can bring to our lives.

  • Lori Anne Gaddy

    Lori Anne Gaddy

    Head of Operations, Board Member: Lori Anne Gaddy is a multi-faceted entrepreneur and community business developer and leader. Additionally, she volunteers her time as Director of the Hill Creek Stables in Columbia, MO. Committed to rescue, she shares her heart with Bob, a feral stallion who stole her heart many years ago.

  • Brittany Ference

    Brittany Ference

    Board Member. Brittany currently also serves as the Executive Director for Colorado-based nonprofit, Great Escape Mustang Collaborative. With a background deeply rooted in ranching, mustangs and art, Brittany brings a deep and wide knowledge base to AMP.