Reviews
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Curt Hasselschwert, Last year
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Paul Epperson, Last year
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Greg Holzinger, Last year
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 year
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Jeffrey Souder, Last year
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, Last year
Great service and friendly, trustworthy staff. Highly recommend them.
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Eric Laymon, Last year
Been 3 years since the expert installation and flawless service.
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Jeannie Myers, Last year
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Corey Titler, Last year
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Timothy Saxer, Last year
