4.7 
166 *The Angi rating for Electrical Service companies in Alton, NH is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Electrical Service needs.
*The HomeAdvisor rating for Electrical Service companies in Alton, NH is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Electrical Service needs.
Last update on January 22, 2026
Serving Alton, NH and surrounding areas
Approved
In business since 2000
Free estimates
Emergency services offered
"I would highly recommend Edward for any and all electrical projects. He was knowledgeable and polite. Really great job, so satisfied!"
Serving Alton, NH and surrounding areas
Approved
In business since 2018
Free estimates
Emergency services offered
"Jeff was great! He was professional and exceeded expectations! I will be using Eastern Electric for all future needs."
Serving Alton, NH and surrounding areas
Approved
Super Service Award Winner
In business since 2019
Free estimates
Small jobs welcome
"He was very responsive and fixed our multiple electrical issues. Will be using again!"
Serving Alton, NH and surrounding areas
Approved
In business since 2006
Free estimates
Credit card accepted
"Timely, thorough, and a very reasonable price. We're very happy with the results."
Serving Alton, NH and surrounding areas
Approved
In business since 2021
Free estimates
Credit card accepted
"I have a very good impression of Mr. Morton and appreciate his efficiency and speed in getting my generator back in service. I have asked him to put me on his list for a yearly evaluation. I am trusting that the next time there is a power failure my generator will be back in operation."
Serving Alton, NH and surrounding areas
Approved (Corporate)
Super Service Award Winner
In business since 1987
Free estimates
Credit card accepted
"Yearly service. I highly recommend Cote Electric for generator install and service!"
Serving Alton, NH and surrounding areas
Approved
In business since 2022
Free estimates
Credit card accepted
"James was punctual and professional. He accomplished all we asked quickly and efficiently. We highly recommend him and will definitely use him again as electrical needs arise."
Serving Alton, NH and surrounding areas
Approved
In business since 2018
Free estimates
Credit card accepted
"Tyler and his crew were amazing! Professional, on time, great communication, and the work is top notch! From first visit to get an estimate to cleaning up the job site, perfect! Thank you and highly recommend to anyone that is looking for electrical work!"
+10
Serving Alton, NH and surrounding areas
Approved
In business since 1976
Free estimates
Customers say: Quick response
We at JLC Electric, LLC, focus on quality over quantity. We use our years of experience and expertise to complete your project with perfection. Customer service and honesty are the most important aspects of our business and your satisfaction is guaranteed. Please call us today for an estimate. We look forward to working with you.
Serving Alton, NH and surrounding areas
Approved
In business since 2025
Free estimates
Emergency services offered
Loyal Lab Electric & Generators is a locally owned electrical contractor serving Dover, Portsmouth, Rochester, and the NH Seacoast from our base in Somersworth, NH. Owner and NH Master Electrician Eric Hope has been in the trade since 2008 and founded this company in 2018. \n\nWe are an authorized Generac dealer with certified service technician's on staff, specializing in whole-home generator installation, electrical panel upgrades, EV charger installation, and electrical repairs. We serve residential customers across the NH Seacoast and southern Maine. NH Master Electrician License 13956. \n\nEvery job we complete donates to The Rusty Fund, supporting local dog rescues through our partnership with Pope Memorial Humane Society in Dover.
+13
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