4.5 
323 *The Angi rating for Electrical Service companies in Harwinton, CT 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 Harwinton, CT 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 March 13, 2026
Serving Harwinton, CT and surrounding areas
Approved
Super Service Award Winner
In business since 2022
Free estimates
Emergency services offered
"Great job. Fixed my electrical issues very quickly."
+12
Serving Harwinton, CT and surrounding areas
Approved
In business since 2011
Free estimates
Emergency services offered
"Phil was very personable, thorough and provided valuable feedback and advice on the projects he helped me with. They did an outstanding job. I will be hiring Williams Electric Service for all future electrical projects in my home."
Serving Harwinton, CT and surrounding areas
Approved
Super Service Award Winner
In business since 2017
Free estimates
Emergency services offered
"Greg the owner of Ideal electrical solutions LLC came out to give us fair pricing to install generator power inlet box and interlock switch . He did installed recess lights, range hood and other electrical components. He did it perfect job. Very clean and professional . Easy to work with, very friendly and knowledgeable . We are really happy that we hired Ideal electrical solutions to performed our electrical needs . Will recommend Greg to everyone for any electrical work . He is the best!!!!!!!"
Serving Harwinton, CT and surrounding areas
Approved
In business since 2014
Free estimates
Emergency services offered
"Mike was excellent, respectful of property and very professional. The work was completed timely and to my great satisfaction. I would definitely use Supreme Electric again and I highly recommend this company."
+49
Serving Harwinton, CT and surrounding areas
Approved
Super Service Award Winner
In business since 2009
Free estimates
Credit card accepted
"Great job by On The Grid. Help me out with installing electrical on my new patio. Very knowledgeable, neat, and easy to work with. Would definitely hire them again for any electrical needs."
+16
Serving Harwinton, CT and surrounding areas
Approved
Super Service Award Winner
In business since 2021
Free estimates
Emergency services offered
"Troy Swanson is always my 1st call for anything electrical. His work ethic, neatness, promptness, dependable and stands behind whatever work he does. I always recommend him if someone needs anything electrical."
Serving Harwinton, CT and surrounding areas
Approved
In business since 2010
Emergency services offered
Small jobs welcome
"Mike was awesome! He was punctual, professional and very thorough. He completed all the items for my project and even fixed an additional issue we had. Will use him again in a few weeks for another project. I highly recommend him for your electrical projects."
Serving Harwinton, CT and surrounding areas
Approved
In business since 2022
Free estimates
Emergency services offered
"These are professional people and very friendly. They do exceptional work. This is my second time using their service....and I'd I ever need any electrical services in the future these would be who I could call first."
Serving Harwinton, CT and surrounding areas
Approved
In business since 2024
Free estimates
Emergency services offered
"I hired Jonathan of Rivera Electrical Contractors to install the electrical wiring for my hot tub. He gave me reasonable/competitive quote compared to other contractors, he explained and educated me about what he’s doing, he’s very easy and approachable to talk with, he’s work is very neat and doesn’t leave any mess and he doesn’t cut corners. Overall i am very satisfied w/ his work."
Serving Harwinton, CT and surrounding areas
Approved
In business since 1950
Free estimates
Credit card accepted
"Nate the repair tech from anchor electric is very professional, knowledgeable, great personality. He came out picked up my equipment.Fixed it and dropped it off the next day. Charged me less than what he quoted me. He did a GREAT JOB. Highly recommend Anchor Electric...A+++++! 5 STARS. Thank You"
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