NY’s Most Trusted Renewable Energy Experts

“The indoor temperature stability of our geothermal system, despite the outdoor variation, is a great testament to good insulation and the excellent modern geothermal system you installed in our house. Thank you!”

Karen – Ithaca, New York Hear from other Customers >

“When it comes to shopping for geothermal, it's the installer (not necessarily the brand or type) that makes the difference between a system that works well and one that doesn't. Jesse Cook’s engineering background and attention to detail was apparent...”

Scott – Ithaca, New York Hear from other Customers >

“I had Geotherm install a solar system to complement my existing geothermal unit and complete my goal of net zero. I interviewed many companies but liked Geotherm the best because:1) Jesse Cook, the owner, has a great deal of experience...”

Taylor – Rochester NY Hear from other Customers >

“What a clean and professional job your crew did this week. Thank you very much. My builder also had nothing but compliments. Again, nice job!!!”

Andrew – Conesus, New York Hear from other Customers >