Electrical Systems of Maine | Electrical Wiring | Lewiston, ME
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Powering Maine’s Homes and Businesses since 1986

Powering your future through electrical installation, service, maintenance, and emergency backup systems.

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Comprehensive Electrical, Generator, and HVAC Services

Residential Electrical Services

Expert electrical inspections, troubleshooting, routine maintenance, and safety upgrades to keep your systems running smoothly.

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Electrical Contractors

For all your electrical needs, from emergency repairs and troubleshooting to wiring for new builds and generator installations, we’ve got you covered.

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Residential Generators

Reliable generator inspections, repairs, and maintenance to ensure your backup power is always ready when you need it.

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Commercial Generators

From generator installation and maintenance to repairs and backup power solutions, we’ve got your commercial energy needs covered.

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Residential Heat Pump/HVAC

Our specialized team completes HVAC installations, repairs, and routine maintenance to ensure your home or business is cooled and/or heated all year round with the efficiency you expect.

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Commercial HVAC

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What Our Customers Are Saying
"Parker was very professional and prompt. He waited for the power company to turn power back on before he left. Took the extra step to make sure everything was done correctly before going to the next job site. Thank you for taking the extra step."
- Valerie L.
"Awesome, friendly service! Very Knowledgable. Would definitely recommend!"
- James P.
"Excellent job installing our 24KW Generac! The team was professional, and efficient. Before leaving they made sure that I understood how to properly monitor and maintain the generator. We highly recommend Electrical Systems of Maine."
- Lori B.
"Had a Generac 18kw generator installed at my home. Can't say enough about the professionalism, communication, and attention to detail on the part of Chelsea at the beginning of the process to Joshua and Noah during the final installation process. A great team!!!"
- Thomas J.

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