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Trusted by customers to get the job done right

With professionals and experience to back it up, read what our customers have to say.



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On-Call Staff

The Perfect Electrical Solution to Fit Your Needs.

Since 2003 we have been known for our exceptional workmanship throughout New Hampshire and Massachusetts, for both residential and commercial spaces.

Cornerstone Services brings the experience you need to solve your electrical problems. Our professional staff is trained and equipped to solve the toughest of issues, and are ready to craft you the best solution that fits your needs. Cornerstone Services takes the hassle and the stress out of finding an electrician that can do the job right, just read what our customers have to say about the quality we bring to the table, and with our satisfaction guarantee, you can be sure you'll have a great experience with us.

Check out what electrical services we provide below. If you don't see what you're looking for, give us a call 844-385-5911 to see what we can do for you!

What We Do...

Emergency Electrical Repairs



Lighting Services

Panel Board Upgrades & Replacements

Standby Generators

Ceiling & Ventilation Fans

Surge Protection

Electrical Safety Inspections

New Switches & Sockets

Home Theatre Installations

Commercial Electricians

Smoke Detectors

Spas, Hot Tubs & Pool Connections

Home Automation

Cornerstone Services Vans

Electrical Issues? We've Got You Covered.

With our on-time professional electricians, and up front pricing.
We're already the tried and trusted choice for local homes and businesses.

Cornerstone Services offers you professional electrical solutions to fit any occasion. Don't let faulty wiring ruin your day, give us a call and we'll be right over, We provide expert residential and commercial electrical solutions for all your electrical needs, including electrical repairs, capacity upgrades, standby generator solutions, lighting designs, installations, and maintenance plans.

Cornerstone Services employee toolbox

Tools to Get The Job Done Right.

Our experienced team is equipped with the right tools for any problem big or small.

When it comes down to getting the job done right, you can count on Cornerstone Services to provide exceptional knowledge, and experience on finding the right solutions to your electrical problems. Whatever your electrical needs, we have the experienced electrical specialists ready to provide the perfect solution.

Our Guarantee:


Our valued customers are never kept waiting for professional help to arrive. Our service vehicles are available on-call from multiple locations across southern New Hampshire and northern Massachusetts.


When it comes to services rendered, we believe in being fully transparent. Our per-job pricing model, as opposed to a per-hour one, ensures the price for the work required remains the same from quote to completion.


Our professional workers are trained to provide your home or business with safe, reliable electrical solutions, cleaning services, handyman services, plumbing works, and HVAC services.

Save $53

Off any services performed When you Call and Use Offer Code $53 Appointment Fees Do Not Apply

Call 603-824-3872 today to get this amazing offer*

*Conditions apply. Not applicable with any other service, nor off any trip or diagnostic fee, or previous service. Call for details.

Contact Us Today!

While our company is headquartered in Salem, we're proud to service areas throughout southern New Hampshire and northern Massachusetts including Rockingham, Hillsborough, and Essex Counties.

Want a quote? Reach out to us today to schedule an appointment or for more information about our services.

Location of requested service.

Our Other Services

Check out what other residential and commercial services we have to offer.

Cleaner cleaning storage room


We offer cleaning solutions for your home or business that give you peace of mind and clean, tidy areas! With cleaning services that cater to both residential and commercial spaces, our professionals are ready to tackle even the toughest of messes. Rest assured that we conduct background checks on each worker before they step foot onto your property.

Handyman working on house


Have a home project you need help getting done? Want to rely on a professional with the resources and equipment to do it the right way? Turn to our professional handyman services! We offer various home improvement services, including everything from yard clean-up to extensive electrical repairs.



Cornerstone Services now offers professional Heating, ventilation, and air conditioning (HVAC) solutions. With our trained experts in the field of HVAC, you can count on Cornerstone Services to install, repair, and or replace HVAC systems in both residential and commercial spaces. Click below to learn more about this amazing service.

Splashing water into a cup in a kitchen sink


We offer professional residential and commercial plumbing solutions across southern New Hampshire as well as northern Massachusetts. When you turn to Cornerstone for your plumbing needs, you can expect on-time, reliable plumbing repair and installation services — a reputation that is solidified by our team of specially-trained experts who have years of experience in the field and will offer you practical solutions.