What We Do
Electrical Services
From new construction to lighting upgrades, McGrath Electrical Contractors has been delivering quality electrical work to homes and businesses across greater Boston since 1961. Throughout the years, we have maintained a positive working relationship with all of the homeowners, property managers, general contractors and builders we have worked with.
McGrath Electrical Contractors
New Construction
From the ground up, we handle all electrical work for new residential and commercial construction projects. We work closely with builders and contractors to ensure every system is installed correctly, on schedule, and up to code.
- Full electrical system design & installation
- Panel sizing and load calculations
- Coordination with general contractors
- Code-compliant rough-in and finish work
- Commercial & residential new builds
McGrath Electrical Contractors
Remodeling
Renovating your kitchen, bathroom, or adding an addition? We upgrade and extend your electrical systems to meet the demands of your remodel — safely and efficiently.
- Kitchen & bathroom electrical upgrades
- Panel upgrades for added load
- Outlet and circuit additions
- Recessed lighting installation
- EV charger rough-in
McGrath Electrical Contractors
Electrical Repair & Rewire
Flickering lights, tripping breakers, or outdated wiring? Our licensed electricians diagnose and fix electrical problems quickly and safely — protecting your home and family.
- Troubleshooting & diagnostics
- Breaker panel repair & replacement
- Knob-and-tube & aluminum wiring replacement
- GFCI & AFCI outlet upgrades
- Whole-home rewiring
McGrath Electrical Contractors
Smoke Detectors
Properly installed and interconnected smoke detectors are your first line of defense. We install, replace, and service hardwired smoke detector systems to keep your family safe and your home compliant.
- Hardwired smoke detector installation
- Interconnected system setup
- Battery backup integration
- Code compliance inspections
- Detector replacement & testing
McGrath Electrical Contractors
Fire Alarm Systems
We install and service commercial and residential fire alarm systems that meet Massachusetts state code. From small offices to multi-unit buildings, we design systems that protect lives and property.
- Commercial fire alarm installation
- Residential fire alarm systems
- Annual inspections & testing
- Panel upgrades & replacements
- MA state code compliance
McGrath Electrical Contractors
Lighting Upgrades
Modernize your home or business with energy-efficient LED lighting, recessed fixtures, and smart lighting controls. We handle everything from design to installation.
- LED retrofit & conversion
- Recessed & track lighting
- Dimmer & smart switch installation
- Under-cabinet & accent lighting
- Commercial lighting upgrades
McGrath Electrical Contractors
Landscape Lighting
Enhance your home's curb appeal and security with professionally installed outdoor and landscape lighting. We design systems that highlight your property beautifully while standing up to New England weather.
- Pathway & driveway lighting
- Uplighting for trees & architecture
- Deck & patio lighting
- Outdoor GFCI outlets
- Timer & smart controls