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.

Electricians Roseland NJ

E & M O’Hara Electrical Contractors has grown to be the leading alternative of many local businesses and homes searching for a residential and commercial electricians in Montclair NJ and the rest of the local area since 1963. One thing that provides us with great satisfaction at O’Hara is the fact that we have been voted as Essex County NJ’s number-one electrical contractor. By providing client service that is impeccable together with electricians who possess unrivaled abilities and knowledge, we’ve gained the support of the local community as a family owned electrical service company based in West Orange NJ. Without sacrificing on quality of service, we are able to provide services that are affordable and reasonable when compared with other residential and commercial electricians in Roseland NJ and the local area, as many customers are pleased to discover.

Residential Electrical Company Roseland NJ

Regardless of their needs for electrical services, when homeowners need a residential electrician in Roseland NJ, they select O’Hara Electric. Among the reasons this is the case is the range of services we’re capable of providing and our long standing reputation. Our staff is effective at upgrading the electrical systems of older houses, in addition to providing electrical services for new construction such as attic fan installation or smoke detector installation. One of the best things you can do to keep your home and family safe, and also a standard service we provide is having smoke detectors installed in Roseland NJ. This will allow you to rest peacefully knowing that your home is protected from this situation but is something which many homeowners put off or neglect to even consider.

Residential Electrical Companies Roseland NJ

As a leading choice among local residential electrical contractors in Montclair NJ, in other ways than just smoke detector installation weare dedicated to ensuring the maximum protection for your house. The selection of premium services we offer make certain with regards to your electrical work, your home is kept as safe and as up to date as possible. Old knob and tube wiring, which frequently poses a fire hazard, is something we can substitute with modern copper wiring. Knob and tube wiring usually dates before 1940 when there were less demands on electrical systems than you discover now. Homeowners discover that these systems lack the capacity they need. Additionally to take into consideration is the fact that additional factors can cause damage to this wiring over time, like building rodents and building renovations. A lot of insurance companies require this to be upgraded due to the increased danger prior to providing protection, which makes it important to consider an upgrade. When you are buying residential electricians in Roseland NJ to perform a knob and tube upgrade, do not hesitate to get in touch with O’Hara.

Commercial Electricians Montclair NJ

Additionally, many older houses have just 60 amp or 100 amp service panels so homeowners discover that they trip their circuit breakers in the summer when they operate their air conditioners. With home-automation systems, high definition televisions, and home computers, the problem only worsens, making an updating of the service to 200 amps a fantastic idea. At O’Hara Electric, we provide 200 amp service upgrading as a top choice for a commercial and residential electrical service in Montclair NJ at a reasonable price. Give the O’Hara Electric team a call right away to see what we can offer you as a leading local residential electrical company.

Lighting Installations Companies Roseland NJ

We know how important it is to your company to have electrical systems which are operating at optimal efficiency as a top choice when you need a lighting fixture installation contractor in Montclair NJ. To assist business owners in keeping their energy costs low, we offer LED lighting fixture installations. You can reduce your company’s power bill by 75% by replacing your store or office’s outdated incandescent lighting fixtures with modern LED lighting. O’Hara, in addition to being a top option for an LED lighting fixture installations contractor in Roseland NJ, is adept at installing, maintaining, and repairing outdoor lighting fixtures, parking-lot lighting and security systems, along with network cabling and wiring. Our commercial electricians will schedule work so there will be a minimal inconvenience to your customers, another advantage of choosing O’Hara Electric.

Electrician Montclair NJ

O’Hara Electric happily provides both our residential and commercial clients expert installation, maintenance, and repair services for landscape lighting in Roseland NJ. Our landscape lighting designers explore both the aesthetic and practical functions for your lighting if this is your first time having it installed. Based on this vision, our landscape lighting experts supply a number of different designs utilizing energy efficient lighting fixtures which add beauty along with safety and security for your outdoor environment. Find out more about what we can do for you when it comes to landscape lighting now by contacting O’Hara Electric.

Electrical Company Roseland NJ

There are few that are able to compete with O’Hara and what we’re able to provide when you need a residential or commercial electrician in Montclair NJ. We offer a large selection of services, meaning we’re a leading pick for your electrical needs whatever they may be. We aren’t ever happy unless you are, and in terms of both quality of services rendered and client satisfaction, we strive to lead the way.











• 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.