4.4 
24 *The Angi rating for Generator Install companies in Stratham, NH is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Generator Install needs.
*The HomeAdvisor rating for Generator Install companies in Stratham, NH is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Generator Install needs.
Last update on May 15, 2026
Serving Stratham, NH and surrounding areas
Approved
In business since 2019
Free estimates
Emergency services offered
"The installation went flawless. There were 5 installers and everyone one was a professional and had it done in super time. Would recommend them to anyone looking for a generator."
+5
Serving Stratham, 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 Stratham, NH and surrounding areas
Approved
In business since 2007
Free estimates
Warranties offered
"He quickly diagnosed the issue with the generator, ordered the part and installed it. All is well!"
+13
Serving Stratham, NH and surrounding areas
Approved
In business since 2019
Credit card accepted
Offers commercial services
"Was in the area and able to come by within an hour to complete the work. Quick, quality service, fair prices. Highly recommend"
Serving Stratham, 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
Serving Stratham, NH and surrounding areas
Approved
In business since 1990
Free estimates
Customers say: True professional
"Smoke alarms installed quickly, he went out of his way to meet our schedule."
+5
Serving Stratham, NH and surrounding areas
Approved
In business since 2011
Emergency services offered
Customers say: True professional
"Scott was amazing ! He is professional, punctual, and precise in his work! He has done both outdoor and indoor electrical installations and we know that he is a master electrician that we can trust and count on to perform outstanding work. We are thrilled to have him as a professional that we can depend to do a marvelous job! We recommend him unconditionally!"
+1
Serving Stratham, NH and surrounding areas
Approved
In business since 2024
Free estimates
Emergency services offered
"They were wonderful, did a great job!"
+1
Serving Stratham, NH and surrounding areas
Approved
In business since 1991
Free estimates
Emergency services offered
"Very professional and did our generator installation very efficiently."
+8
Serving Stratham, NH and surrounding areas
Approved
In business since 2019
Emergency services offered
Small jobs welcome
"Very pleasant and very efficient ! Would definitely recommend him !!"
From average costs to expert advice, get all the answers you need to get your job done.
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