Jesse W.
7/26/2025
I worked with Nate as a part of a larger project to redo my patio and wire in some new outdoor electrical and get a new box in my house and my garage. I chose Nate because of his initial estimate...
Kostos Electric
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4528 N Seeley Ave
Chicago, IL 60625
Kostos Electric is a family-owned and locally operated electrical contracting company based in Chicago, known for its quality workmanship and excellent reputation. They provide a wide range of electrical services for residential, commercial, and industrial projects, ensuring professionalism and customer satisfaction throughout every job.
With expertise in new construction, upgrades, and maintenance, Kostos Electric serves various sectors including hotels, offices, restaurants, schools, and manufacturing facilities. Their commitment to honesty and integrity has established them as a dependable choice for electrical contracting needs in the Chicago area.
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Reviews
4.517 reviews
Nick G.
11/25/2024
Nathan was great to work with. He evaluated the problem areas created by a previous contractor and confirmed he would be able to make all the necessary changes while keeping my electrical work in...
Tracy A.
1/7/2024
I wanted a few extra outlets in my home and a light switch checked out. The quality of work was impeccable. There was no mess left behind and everything was done quickly and professionally. I...
Will T.
1/25/2025
Kostos was great - on time, knowledgeable, and good work for a fair price. Would recommend!
Kristin M.
5/25/2023
Kostos communicated well, arrived on time and was able to quickly diagnose the issue we were having with one of our outlets. They were very friendly and even went out of their way to explain...
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