Welcome Home!

Nothing is more inviting than a well-lit home.
Let us brighten your driveway, walkway, and front door.


Our fleet of trucks are standing by

Our fleet of trucks are standing by ready to dispatch our
team of experienced electricians.

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E & M O'Hara can install customer-supplied lighting.

These inexpensive chandeliers are made with colorful
drum shades from IKEA.

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The Main Office

Eddie, Kelly Ann, Stephany and Margot. At your service!


Kitchen Renovations

Optimum placement of lighting and outlets for function and beauty.

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Michael and
Edward O'Hara

The two brothers started the company in 1963. Our mission, then and now, has always been to provide expert electrical service at competitive prices.

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Our First Truck

Thanks to our loyal customers, O’Hara Electrical Contractors
has been serving NJ for over 60 years!

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Safety and Security

Exterior lighting, overhead and along sidewalks, improves visibility at night. Take advantage of our certified lighting expertise to recommend and install the latest technology, especially LED lighting.


Experienced Technicians

Our team of expert electricians are standing by, ready to help you tackle your electric issue. We offer free estimates and 24 hour emergency service for our customers.

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Schedule a Service Call

    Electrical Contractors Caldwell NJ

    Even for the dedicated DIY home improver, there will reach a point in your renovation process when you require the abilities of a skilled commercial and residential electrician in Montclair NJ, like O’Hara Electric. Our professional electricians are capable of handling a wide variety of jobs that are not merely vital but can be potentially dangerous when not performed correctly. This can range from a complete upgrade of your home to installing landscape lighting and light fixtures, and even dealing with extreme electrical emergencies. This is the reason having an electrician you are able to trust is essential for any homeowner. Our highly skilled professionals are ready and able to improve the safety, comfort, and function of your house. As it pertains to jobs like attic fan installation or 200 amp service upgrading, it is likely for you to do more damage than good if you aren’t trained properly even though you may be tempted to make an attempt yourself. Save yourself the hassle and the risk by making O’Hara Electric your first choice for a residential electrician in Caldwell NJ and other areas.

    Electrician Near Caldwell NJ

    A lot of individuals fail to think about how important it is when you’re purchasing a home to first get qualified residential electrical companies in Caldwell NJ to perform an inspection. It is basic protocol to receive a general house inspection. On the other hand, an expert from O’Hara Electric is going to be able to give your electrical systems significantly more focus than you’ll receive from a general home inspector. You’re not going to really be able to know if your home is truly up to code unless you hire an electrician to perform a thorough inspection. In addition, it gives you the opportunity to flag any potential issues which should be fixed before the sale is finalized. An experienced electrician will be capable of telling right away if there are any significant issues you are facing. Faulty and as a result, unsafe wiring is found commonly in older houses, resulting in them not meeting current electrical codes. A full rewiring of your property might be required, unfortunately in this case. This is why local homeowners are glad to have a residential electrician on their side they’re able to trust. Knob and tube wiring replacement for major projects is still affordable and budget-friendly when you make us your first choice. For any kind of major electrical work to assist your home in meeting current electrical codes, make O’Hara your top choice when you need a company for lighting installation in Caldwell NJ and other areas.

    Smoke Detector Installation Near Caldwell NJ

    Among the most essential services we’re capable of offering as a residential electrician near Caldwell NJ is smoke detector installation. Taking your safety and health for granted is normal. After all, who thinks a fire would happen to them? Alerting you from danger, the smoke detectors we’re capable of installing are able to keep your family safe from harm. It is essential to discover an electrician you’re capable of trusting when it comes to this type of work. If you’re in need of a residential electrician for smoke detector installation in Montclair NJ, this is why O’Hara is the one you need to contact.

    Residential Electrician Near Caldwell NJ

    Trying to do work on their own rather than contacting a professional electrical company in Montclair NJ is common among homeowners that are attempting to save money. Although there are homeowners that are capable of performing their own attic fan installation, getting in touch with a professional is simply wiser. This is especially true in the event the job is considerably larger than that. This is why you want to have a professional electrician from O’Hara Electric ensure the work is performed the appropriate way the first time. For example, when doing something such as an attic fan installation, a specialist residential electrician is going to check the amperage of the circuit and the wattage of the new fixture. In the event the amperage isn’t high enough to handle the wattage of the light then they’re going to have the ability to run an additional wire from the circuit breaker. It’s wise to have a professional handle this sort of task, generally speaking. A considerable amount of time, hassle and money will be saved in the long term, in addition to the fact that it’s a significantly safer alternative for you. As an elite lighting fixture installation contractor, O’Hara specializes in a variety of jobs ranging from something as small as smoke detector installation to electrical work for large commercial spaces. Whatever your needs are from a residential or commercial electrical company in Caldwell NJ, feel free to get in touch with us today.