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Curt Hasselschwert's Profile Image
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Curt Hasselschwert, Yesterday
Paul Epperson's Profile Image
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Paul Epperson, Yesterday
Greg Holzinger's Profile Image
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Greg Holzinger, This week

I've been a Collier's customer for over 16 years, ever since they installed our geothermal system.
Every representative has always been punctual, courteous and thorough.
An absolute joy to work with!

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Raymond Alexander, Last week
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Pat Mcmillan, Last week

Scheduled maintenance performed. Arrived on time and performed system checks and basic cleaning. Answered all of my questions and took care of minor issues.

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Jeffrey Souder, This month

Great company to work with. We have them service our GeoThermal unit twice a year and they are always on schedule, always on time and always efficient.

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Joni Sharkey, This month

Great service and friendly, trustworthy staff. Highly recommend them.

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Eric Laymon, Last month

Been 3 years since the expert installation and flawless service.

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Corey Titler, Last month
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