We're open and taking precautions during Coronavirus Disease (COVID-19)

Close up view of a car being detailed and having its grill cleaned

Our Guarantee:

ON-TIME, EVERY TIME

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.

UP-FRONT PRICING

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.

PROFESSIONAL WORKERS

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

Learn More About Our Guarantee

Services

Check out the residential and commercial services we have to offer.

Electrician working on electrical box

Electrical

We offer expert residential and commercial electrical solutions across southern New Hampshire as well as northern Massachusetts. When you turn to Cornerstone, you can expect on-time, reliable electrical services at up-front prices — a reputation that has solidified our team as the tried and trusted choice for homes and businesses throughout the area.

Learn More
Cleaner cleaning storage room

Cleaning

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.

Learn More
Handyman working on house

Handyman

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.

Learn More
Thermostat

HVAC

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.

Learn More
Splashing water into a cup in a kitchen sink

Plumbing

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.

Learn More