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Who We Are

Southeast CASA serves children in Yankton, Clay, Bon Homme, Turner, and Union counties in South Dakota

Our mailing address is :
Southeast CASA 
P.O. Box 7017 
Yankton, SD  57078-7017

Our Main Office is in Yankton at 327 Broadway Ave., Suites 8 & 11.

Our satellite office is in Vermillion (no mail delivered to this address) in the Community Connections Center building at 9 Court Street.

  • First National Bank
    First National Bank

    Major Sponsor of Southeast CASA

  • Yankton Medical Clinic
    Yankton Medical Clinic
  • First National Bank
    First National Bank

    Major sponsor of Southeast CASA

  • Sanford Vermillion
    Sanford Vermillion

    Sponsor of CASA training

  • Wintz & Ray Funeral Home
    Wintz & Ray Funeral Home

    Annual sponsor

  • Vishay

    Annual sponsor

  • Kolberg Pioneer
    Kolberg Pioneer

    Annual sponsor

  • United Way Yankton
    United Way Yankton

    Yankton County agency

  • United Way Vermillion
    United Way Vermillion

    Clay County agency