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Mailing Address:

South Dakota Department of Transportation
Becker-Hansen Building
700 E. Broadway Ave.
Pierre, SD 57501

Social Media:

Twitter: @SouthDakotaDOT

Facebook: SouthDakotaDOT

Secretary's Office
   Darin Bergquist, Secretary of Transportation, @DarinBergquist

General Information: 605.773.3265

Communications Manager (Media/Website): Kristi Sandal, 605.773.3265,   @KristiSandal

Division of Finance & Management
   Kellie Beck, Director

  • Main Number: 605.773.3284
  • Aviation Services: Ron Hauck, 605.773.3434
  • Financial Systems: Jan Talley, Program Manager, 605.773.4555

Division of Operations

   Greg Fuller, Director

  • Operations Support: 605.773.3571
    • Construction/Maintenance: Jason Humphrey, Const/Maint. Eng., 605.773.3571    @JHumphreyCMEng
    • Construction/Specifications: Rick Gordon, Construction Eng., 605.773.3575
    • DBE Compliance: Lance DeMers, 605.773.4906
    • Specifications: Ryan Johnson, 605.773.8451
    • Internal Services/Audits: Chris Ott, Program Manager, 605.773.4114
    • Corridor Preservation:
      •    East River: Brooke White 605.367.4970, Ext. 2120
         West River: Stacy Bartlett 605.773.2268 or 605.394.2244

  • Aberdeen Region: Jeff Senst, Region Engineer, 605.626.2244,     @AberdeenRegEng
    • Operations: Mark Peterson, Operations Engineer, 605.626.2244,     @AberdeenOpsEng
    • Region Traffic: Dan Martell, Region Traffic Engineer, 605.626.7879
    • Aberdeen Area: Phil Dwight, Area Engineer, 605.626.7885,     @AberdeenAreaEng
    • Huron Area: Brad Letcher, Area Engineer, 605.353.7140,     @HuronAreaEng
    • Watertown Area: Matt Brey, Area Engineer, 605.882.5166,     @WatertwnAreaEng

  • Mitchell Region: Craig Smith, Region Engineer, 605.995.8129,     @MitchellRegEng
    • Operations: Jeff Gustafson, Operations Engineer, 605.995.8129,     @MitchellOpsEng
    • Region Traffic: Scott Jansen, Region Traffic Engineer, 605.995.3313
    • Mitchell Area: Jay Peppel, Area Engineer, 605.995.8120 @MitchellAreaEng
    • Sioux Falls Area: Travis Dressen, Area Engineer, 605.367.5680,     @SFAreaEng
    • Yankton Area: Rod Gall, Area Engineer, 605.668.2929,     @YanktonAreaEng

  • Pierre Region: Jason Humphrey, Region Engineer, 605.773.3464,     @PierreRegEng
    • Operations: Jim Hyde, Operations Engineer, 605.773.3464,     @PierreOpsEng
    • Region Traffic: Darren Griese, Region Traffic Engineer, 605.773.5291
    • Mobridge Area: John Villbrandt, Area Engineer, 605.845.3844,     @MobridgeAreaEng
    • Pierre Area: Dean VanDeWiele, Area Engineer, 605.773.5294,     @PierreAreaEng
    • Winner Area: Doug Sherman, Area Engineer, 605.842.0810,     @WinnerAreaEng

  • Rapid City Region: Todd Seaman, Region Engineer, 605.394.2244,     @RapidCityRegEng
    • Operations: Tom Horan, Operations Engineer, 605.394.2244,     @RCOpsEng
    • Region Traffic: Jon Suomala, Region Traffic Engineer, 605.394.2244
    • Belle Fourche Area: John Matthesen, Area Engineer, 605.892.2872,     @BelleFAreaEng
    • Custer Area: Rich Zacher, Area Engineer, 605.673.4948,     @CusterAreaEng
    • Rapid City Area: Mike Carlson, Area Engineer, 605.394.2248,     @RCAreaEng

Division of Planning & Engineering
   Mike Behm, Director, 605.773.3265

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