Cornerstone Electrical Systems, LLC — Local services in East Granby

I cannot say enough good things about Andrew and his work installing our whole-house generator. His pricing was more than competitive, and his scheduling was fast. He was attentive, timely, and extremely communicative. I absolutely appreciated the level of communication during the process. With Covid, Andrew was respectful of our wishes with having a newborn in the house. Also, despite delays from Kohler related to the pandemic, he was on top of his supplier to ensure we got a generator as soon as possible since we lose power frequently and have a baby at home. It was an absolute pleasure working with Andrew and his small business from start to finish, and he was one of the most genuine and honest individuals I've ever met. I cannot recommend him enough, and hope to have more work for him in the future to continue the relationship and help his...

On 10/28/18, Andrew Galarneau did the electrical work on the installation of my heat/ac unit. He was efficient and professional and did an awesome job! He also connected back a while later to make sure all was well with the work that was done.

For various reasons, my unit needed to be relocated. I didn’t hesitate to call Drew. Once again he figured out the best way to accomplish the task. He removed my concerns and resolved any remaining issues. No only is he an incredible electrician, he is also an...

Andrew and his brother came to fix some switches in our home and to install a bathroom fan, as well as venting in the attic. They were communicative, friendly, professional, and respectful. Also not as expensive as other electricians in our area.

They also found an urgent issue with our street wires—house that we were unaware of. Advised us to call eversource and assured us it wouldn’t cost...