American Geothermal Systems

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8650 Spicewood Springs Rd Ste 145
Austin, TX 78759
+1 (512) 219-1465
http://www.amgeosystems.com

American Geothermal Systems, based in Austin, TX, is a full-service geothermal heating and cooling system installer with over 25 years of experience serving both residential and commercial clients. As an Accredited Bosch Contractor, the company excels in designing and installing geothermal systems that are tailored for maximum efficiency, utilizing innovative technologies such as structural insulated panels and insulated concrete forms.

With a commitment to energy efficiency, American Geothermal Systems offers various services including ground and lake loop installations, custom duct designs, and geothermal pool heating systems, all featuring robust warranties and a projected lifespan of up to 20 years. The company's expertise ensures significant savings on heating and cooling costs, with potential reductions of up to 66% for customers.

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1.09 reviews
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Joe G.
7/19/2016

I like the guys at AmGeoThermal and wanted to be able to write a good review. Products: good. Prices: fair. Installation: a bit sketchy (cutting corners--sometimes literally--just to get in and...

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Hans V.
10/21/2025

This company is a scam. I wished I could rate them using a negative scale. They use unqualified people and create fake invoices. Avoid them

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Sarah F.
4/25/2021

TL;DR : We are happy with the system, but with a ~$30k+ price tag I would recommend working with a different company. And get everything in writing in case you have to contact a lawyer like we...

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Germaine K.
9/27/2021

We hired American Geothermal to install a heating and cooling system in a new build in 2017. On average I needed to call them 5 - 7 times to get a response about when they would finish the work....

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Margaret N.
6/12/2021

Victor DeMarzo started off well working to get my business. But three quarters of the way through the installation, he suddenly became much less responsive. Eventually after muany attempts on my...

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