Bulider

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  Bike Friday

  Maker of the Tandem TwosDay and other portable tandems.
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  Bilenky Cycle Works

  Makers of Bilenky custom bicycles. (Philadelphia)
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  Bingham Built

  Maker of custom Bingham Built tandems. Formerly Kent Eriksen Cycles.
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  Calfee Design

  Maker of carbon fiber and bamboo tandems and touring bikes.
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  Co-Motion

  Maker of tandems and touring bikes.
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  Cycles Chinook

  We build custom titanium tandems that are designed and built to fit each customer’s specific size and lifestyle. Your adventures are our design perameters.
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  daVinci Designs

  Maker of daVinci tandems.
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  Elliott Bay Cycles

  Builds Davidson custom tandems.
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  KHS

  Maker of KHS tandem bikes.
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  R&E Cycles

  Maker of Rodriguez and Erickson tandems and custom bikes.
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  RANS

  Maker of the "Screamer" and other tandems.
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  Rodriguez

  Maker of custom Rodriguez tandem bikes.
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  S And S Machine

  Maker of S&S Bicycle Torque Couplings
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  Santana

  Maker of Santana tandems
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  Ventana

  Ventana USA Mountain Bikes