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. We offer free estimates and 24 hour emergency service for our customers.

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

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

The Main Office

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

Kitchen Renovations

Optimum placement of lighting and outlets for function and beauty.

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.

The Iconic Artichoke Lamp

Considered a classical masterpiece, this fixture, designed by Poul Henningsen in 1958, has been stated to be the consummate modernist chandelier.

Corporate Installations

Fluorescent lighting is economical and energy-efficient in large rooms.

Our First Truck

Thanks to our loyal customers, O’Hara Electrical Contractors has been serving NJ for over 50 years!

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.

Electrical Services Florham Park NJ

Looking for a qualified commercial or residential electrician in Montclair NJ or surrounding areas? O’Hara offers the services and expertise to get the job done. You’ve come to the right place in the event you’re seeking extensive electrical function on your business property or someone to come to your house and handle a lighting fixture installation or any kind of repair work. We serve our local region as both residential and a commercial electricians in Florham Park NJ.

Electrician Montclair NJ

Hoping to increase the value of your property? Landscape Lighting is a great way of making this happen. However, it’s very important to ensure that no difficulties occur further down the line for either you or the future owner of the property. To this end you need to be sure you hire a professional commercial or residential electrician in Montclair NJ. At O’Hara Electric one of the many services our experts specialize in is outdoor landscape lighting. You’re capable of counting on our expert team to install even the most complex of lighting systems to make the landscape and exterior of your home or commercial property light up and look its best. We never consider a job to be completed until the customer is completely satisfied with work we have provided, and we possess a large amount of experience when it comes to lighting fixture installations. Look no further than O’Hara Electric when you’re looking for a leading commercial or residential electrical service contractor in Florham Park NJ for a lighting fixture installation.

Commercial Electrician Montclair NJ

For both business and homes, the specialists in our employ at O’Hara Electric are able to serve your requirements by offering a broad variety of electrical jobs, making us a top choice for a qualified and experienced commercial or residential electrician in Montclair NJ. It’s consistently essential to engage the services of an experienced electrician when you’re installing or repairing electrical fixtures and systems in your house as a way of making certain your property remains safe. Mistakes in installation or repair can lead to damage in the electrical wiring, posing a fire hazard at your home. It’s also important to ensure proper installation of vital systems at your home or business. For example, to know that your residence is safe and that you’re going to be alerted to any fires on your property, you’ll want a smoke detector installation from a professional electrician you’re capable of relying on. You shouldn’t ever rely on an electrician that isn’t reputable for things such as a fire alarm system as when it is not installed correctly it’s capable of being extremely hazardous.

Electricians Florham Park NJ

O’Hara additionally supplies services for knob and tube wiring in and other electrical services as a top choice for a qualified and seasoned residential or commercial electrical service in Montclair NJ, like attic fan installation. We take into account your home or commercial property’s needs and ascertain what electrical work is going to best serve and protect the facility. It doesn’t matter if it’s a small job or you need more extensive work, such as a 200 amp service upgrading. Having a job which is completed correctly the initial time is something you can consistently depend on from O’Hara Electric. Electrical work isn’t something that you want to leave to chance. If you’re trying to find a residential or commercial electrician in Florham Park NJ that can meet all of your electrical requirements for your home or business, you have found what you are searching for in O’Hara Electric.











• Licensed, Bonded & Fully Insured • Certified Lighting Consultants • Voted #1 BEST Electrical Contractor in Essex County


• 24-HR Emergency Service for Our Loyal Customers • Free Estimates • Multiple Convenient Locations for Fast, Responsive Service

Quality is never an accident; it is always the result of intelligent effort.

–John Ruskin

Fast. Reliable. Dependable.

Expert Electrical Service at Competitive Prices.