Trusted electrical services in Derry, NH and beyond

With over 21 years of experience, Master Electrician Leo Contraros and the team at LJ Electric, LLC deliver reliable residential and commercial solutions. From simple switch repairs to complete panel upgrades and generator installations, no job is too small or too big.

Our expert electrical services

We offer comprehensive electrical solutions tailored to your home or business needs, backed by master-level licensure in Massachusetts, Maine, and New Hampshire.

Residential electrical repairs

Keep your home safe and fully powered. We handle small fixes, outlet and switch installations, lighting updates, and general troubleshooting with precision.

Electrical panel upgrades

Modernize your property's electrical system to support high-demand appliances, improve efficiency, and ensure complete code compliance.

Standby generator installations

Never worry about power outages again. We supply, install, and service backup generators to keep your critical systems running smoothly.

Commercial electrical services

Full-scale electrical work for businesses and commercial buildings. We manage wiring, heavy equipment hookups, safety inspections, and system maintenance.

"Leo and the team at LJ Electric upgraded our electrical panel and installed our generator seamlessly. Prompt, professional, and knowledgeable. Highly recommended!"

Local Homeowner, Derry, NH

Ready to start your electrical project?

Contact LJ Electric, LLC today for a free estimate or to schedule an appointment with an experienced Master Electrician.

Frequently asked questions

Are you licensed and insured?
Yes, owner Leo Contraros is a licensed Master Electrician in Maine and New Hampshire, and licensed in Massachusetts.

What areas do you serve?
We are based in Derry, NH and serve surrounding residential and commercial communities.

Do you handle small electrical repairs?
Absolutely. We handle everything from replacing single outlet switches to complete service overhauls. Nothing is too small or too big.

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Get in touch with LJ Electric, LLC

Derry, NH

Business hours

Monday – Friday: 7:00 AM – 5:00 PM
Saturday & Sunday: By appointment

Call us

603-479-7285

lj.electric22@gmail.com

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