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We now offer financing options through GreenSky to fit your budget!  Ask us about it for specific details!

Keeping Christian values in the workplace since 2016!


Here are a few of the most common projects we focus on

Wether you’re in the market for a manual transfer generator or an automatic standby system, give us a call and we can guide you step by step through sizing to installation repair or system startups.  Cornerstone Electrical Systems is now a certified Kohler dealer!  Click here to send a request for a free in home estimate!

Additions and renovations

If you’re planning to remodel a kitchen, a commercial office space, or even add on to your property we can help!  We install line and low voltage systems and take special interest in custom lighting and audio!

Service upgrades and repairs

Perhaps one of New England's infamous winter storms damaged the service drop from you home.  Maybe the lights are flickering in your house because water made its way into your panel.  Whatever the cause is, don't hesitate to call us if you need your electrical service repaired or replaced!​

Custom lighting projects

Don't be left in the dark!  If your home or office is in need of new lighting of any kind we are here to help!  Take a look at some of the projects we have done here.

About Us

Opened in February of 2016 by Andrew and Michelle Galarneau, Cornerstone Electrical Systems, LLC is here for you!  Andrew uses more than 15 years of electrical field experience to serve your electrical needs while

Michelle, an experienced small business owner, is here to answer your questions and make sure things get done on time and efficiently.


We pride ourselves on our commitment to honesty and integrity.  In today's fast paced world it's becoming increasingly difficult to find people you can count on.  It is our mission statement to keep Christian values in everything we do.  Completing a job is a point of pride and accomplishment for us.  We think of our customers as family, not just another completed job.  


As stated above, we feel it is our duty to YOU to keep our Christian values in the forefront of everything we do.  


We sincerely look forward to hearing from you.


Take a look at what we've been up to!

Custom Lighting Solutions

Portable and automatic standby systems

Residential and Commercial Rennovations

Industrial Service and Installations

Home and Business Automation

Custom Audio Solutions

Specialized Controls

New Construction Projects

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