Midwestern Mechanical Inc. Midwestern Mechanical Inc.
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Midwestern Mechanical Inc. Midwestern Mechanical Inc.
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      • Gary Terwee
      • Donovan Wunschel
      • Nate Guinn
      • Jim Meister
      • Lance Storley
      • Paul Piddington
      • Ken Amundson
      • David Olsen
      • Dwayne Klarenbeek
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Meet the Team

  • Gary Terwee Photo
    Gary Terwee

  • Donovan Wunschel Photo
    Donovan Wunschel

    Branch Vice President
  • Nate Guinn Photo
    Nate Guinn

    Project Manager/HVAC Estimator
  • Jim Meister Photo
    Jim Meister

  • Lance Storley Photo
    Lance Storley

    Project Manager
  • Paul Piddington Photo
    Paul Piddington

  • Ken Amundson Photo
    Ken Amundson

    President, CEO
  • David Olsen Photo
    David Olsen

    CFO
  • Dwayne Klarenbeek Photo
    Dwayne Klarenbeek

    Chairman of the Board
Midwestern Mechanical Inc. Midwestern Mechanical Inc. 712-262-1206

  • Sioux Falls, SD Corporate Office

    4105 N Lewis Ave. Sioux Falls, SD 57104 Map & Directions [+] View Site 605-339-3963

  • Sioux City, IA

    2100 Business Hwy. 75 N Sioux City, IA 51105 Map & Directions [+] 712-224-6161 Residential Plumbing Services Only

  • Rapid City, SD

    3536 Eglin St. Rapid City, SD 57703 Map & Directions [+] View Site 605-394-9636

  • Spencer, IA

    3905 4th Ave W Spencer, IA 51301 Map & Directions [+] 712-262-1206
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