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 Mountainside NJ

    Even the most dedicated DIY home improver will reach appoint where just having the skills possessed by an expert commercial and residential electrician in Mountainside NJ like O’Hara is capable of getting the job done. Our professional electricians can handle a broad range of projects that are not only vital but may be potentially harmful when not performed correctly. This can range from a total home upgrade to installing landscape lighting and light fixtures, and even dealing with extreme electrical emergencies. This is why having an electrician you can rely on is very important to every homeowner. Performing improvements to your residence with regards to comfort, safety and function is what our highly skilled professionals are all about. Although it may be tempting to tackle many an attic fan installation or 200 amp service upgrading, unless you’re properly trained you could do more damage then good. Make O’Hara Electric your first choice if you’re trying to find residential electricians in Montclair NJ and other areas and save yourself the hassle and the risk.

    Electrician Near Mountainside NJ

    First, make certain that you get an electrical inspection from a qualified residential electrician in Mountainside NJ before purchasing your home. It’s basic protocol to receive a general home inspection, but chances are that house inspector isn’t going to be capable of concentrating on your electricity as much as a residential electrician from O’Hara Electric would. You’re not going to really be able to know if your home is actually up to code without hiring an electrician to perform a comprehensive inspection. Any potential issues which will need to be fixed prior to the sale is finalized will additionally have the ability to be flagged at this time. If there are any major issues you’re facing an experienced electrician is going to be able to tell right away. Older homes which have faulty wiring are capable of being very unsafe and won’t meet the current electrical codes. Unfortunately, this problem is capable of meaning that a full rewiring of your property may be necessary. This is why local homeowners are glad to have a residential electrician on their side they’re able to trust. Replacement of knob and tube wiring for major projects is still affordable and budget-friendly when you make us your top choice. Make O’Hara your first choice for an electrician in Montclair NJ and other areas for any type of major electrical work to assist your home in meeting current electrical codes.

    Smoke Detectors Installed Near Mountainside NJ

    If you need smoke detectors installed in Jersey City NJ, O’Hara is the one to get in touch with. Taking your health and safety for granted is common. After all, who thinks a fire is going to happen to them? Alerting you at the first sign of danger, the smoke detectors we’re capable of installing can keep your family safe from harm. It’s essential to discover an electrician you’re able to trust when it comes to this kind of task. Do you need smoke detectors installed in Montclair NJ? O’Hara is the one to contact for this reason.

    Commercial Electrician Near Mountainside NJ

    Attempting to perform work on their own instead of calling a professional electrician in Montclair NJ is common among homeowners that are trying to save money. Maybe a lighting fixture installation or even an attic fan installation is something you can actually perform yourself. However getting in touch with a specialist is a significantly wiser move, especially when the job is substantially larger than that. Having a professional electrician from O’Hara Electric do the work the appropriate way the first time is a wise idea because of this. When it comes to jobs such as attic fan installation for example, the amperage of the circuit and wattage of the new fixture are important matters which have to be taken into account by a qualified professional. There might be instances where the amperage isn’t high enough to handle the wattage of the light. In this case, an additional wire is going to be capable of being run from the circuit breaker. Generally, it is wise to call a professional to handle this kind of project. Not only is it safer for you, in the long run it is going to save you a great deal of time, money and stress. As an elite lighting fixture installations contractor, O’Hara specializes in a variety of jobs which range from something as small as smoke detector installation to electrical work for large commercial spaces. No matter what your requirements are from a residential or commercial electrical contractor in Mountainside NJ, feel free to call us today.