Powersmith is Long Island's #1 Home Performance Company

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Looking to stay cool this summer? Powersmith is offering $250 off any new Central AC system!

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Save up to 40% on your energy bills when you convert your heating oil system to natural gas!

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Award Winning Leader in Energy Efficiency
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Powersmith Video Testimonial Compilation

Guaranteed Home Energy Savings!

Thanks to modern building science, you no longer have to turn the thermostat down to save money on your oil bills. For maximum energy efficiency and comfort, your home should be properly sealed and insulated, with all heating and air conditioning systems working properly.

Awards

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2013 Home Performance with ENERGY STAR Top Contractor Award

2013 Home Performance with ENERGY STAR Top Contractor Award

Powersmith Home Energy Solutions was chosen as the Top Contractor in... more

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Asthma? Allergies? A Home Performance Upgrade May...

By POWERSMITH | Published: December 10th, 2013 Cold weather is upon us on Long Island. As we gear up for winter, when we'll all be spending more time in our homes, it's a good... more

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What our customers are saying

Bishop Talbert First Church Ministries of Wyandanch Testimonial

The walls are fully insulated, the ceiling is fully insulated. They just did a really good job! 

Bishop Talbert , Wyandanch, NY