Counties Serviced by Guthrie & Frey

Serving Greater Southeastern Wisconsin Since 1974

Guthrie & Frey provides water softening, conditioning and filtration systems for our customers in Milwaukee, Waukesha and the surrounding southeastern Wisconsin area.

State of Wisconsin with counties served colored in

Counties Serviced:

  • Waukesha
  • Ozaukee
  • Washington
  • Jefferson
  • Walworth
  • Racine
  • Kenosha
  • Outskirts of Milwaukee

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