4.8
Based on 7338 reviews
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Complete Electrical Wiring Services from Universe

Wiring problems in an older home rarely announce themselves clearly.

Universe Home Services has been delivering licensed electrical work across Nassau and Suffolk County since 1954, and wiring has been part of that work the entire time. Our master electricians handle the full scope of residential wiring across Long Island, from a single outlet replacement to whole-home remediation projects. Universe provides complete wiring services across Long Island:

If your home has wiring concerns, contact Universe Home Services today for licensed electrical service anywhere in Nassau and Suffolk County.

(516) 473-0202


Who You Want Working on Your Wiring

Nassau and Suffolk County homeowners call Universe when the wiring in their home needs attention from someone who actually knows what is behind the walls.

Long Island’s older homes are electrically complex in ways specific to this market. The building boom of the 1950s and 1960s produced hundreds of thousands of homes wired for a different era, with aluminum branch circuit wiring common from the mid-1960s through the early 1970s, knob-and-tube wiring still present in older sections, and undersized circuits and double-tapped breakers as routine findings.

Our licensed master electricians have been working in these homes for decades. They know what to expect when the cover plates come off, and they know how to address each condition correctly and to current code.

Years in Business

Satisfaction Guaranteed

Emergency Service

Homes Serviced Annually

Why Work With Universe Home Services?

All wiring work legally requires a licensed electrician in Nassau and Suffolk County. We perform every job with licensed master electricians on staff, not apprentices working unsupervised or unlicensed handymen running work they cannot legally sign off on.

Aluminum wiring, knob-and-tube, double-tapped breakers, undersized service entrances. Our electricians have encountered all of it across Nassau and Suffolk County homes and know how to address each situation correctly the first time.

Universe is a BBB Accredited Business and has been serving Nassau and Suffolk County for seven decades. Electrical work has been part of that service from the beginning.

Wiring work that requires a permit gets one, and the inspection gets scheduled and completed. You get a documented record that the work was done to code, which matters for home sales, insurance renewals, and your own peace of mind.

Wiring assessments in older homes can go in many directions. We give you an honest picture of what was found, what code requires, and what is recommended for safety, without inflating the scope of the work.

Wiring work frequently intersects with plumbing and HVAC, including circuits that serve pumps, air handlers, or mechanical equipment. We cover all three, so one call handles what the assessment turns up.

Burning smells, sparking outlets, and dead circuits do not wait for business hours. We are available around the clock for urgent electrical issues on Long Island.

We live and work on Long Island. Homeowners across Nassau and Suffolk County rely on us because we know the homes here and we stand by the work.


An Easy, Stress-Free Scheduling Process

Getting licensed electrical work should never feel complicated.

Universe Home Services makes the process easy from start to finish.

Call us or schedule service online at a time that works for you. Same-day availability is offered for active electrical problems including outlets not working, flickering lights, or a burning smell at a device.

Your licensed electrician evaluates the specific wiring concern and the broader electrical condition of the home, including the panel, service entrance, and related circuits. You receive a clear explanation of what was found, what code requires, and what your options are before any work begins.

All wiring work is performed by licensed master electricians to current electrical code. Work is permitted where required, inspected by the local authority, and documented. You get wiring that is safe, correct, and on record.

(516) 473-0202

What Our Customers Are Saying

100% Satisfaction Guarantee

4.8
Based on 7338 reviews
The technicians Nick and Brian came on time, were knowledgeable and professional.
Universe was at my home for my annual air conditioning service. Johnson Pyram was the technician. He was friendly and efficient and performed a very thorough examination of my system. I would highly recommend this company.
The technician was very good.
James was professional and knowledgeable answered all questions. They use best quality materials which is important to me
Ver professional and helpful
Anthony Krachenfels from Universe Home Service was very professional and knowledgeable. He was honest about the situation and mentioned that he could have charged for opening up the ceiling to find out the problem, but since it wasnโ€™t a plumbing issue and not his area of specialty, he chose not to charge for that work. I really appreciate and respect his honesty.

He cleaned up really nicely afterwards.

He also recommended a reliable company for the necessary repairs, and they did a great job. If anything else comes up in the future, I will definitely be calling Universe Home Service again.
Great service, great technicians
Excellent service from start to finish. James Davan was professional, knowledgeable, and took the time to explain everything clearly. arrived on time, worked efficiently, and made sure everything was running perfectly before leaving. Pricing was fair and there were no surprises. Itโ€™s hard to find honest and reliable HVAC companies these days, but James definitely delivered. Highly recommend for anyone needing HVAC repair or installation!
it was one of the best experiences we have had as homeowners and we have been for 33 years and have had a few not so good. We were recommended and were told Universe was the best and we have to agree. Explained everything from the start, getting fininacing easy; they showed up when they were suppose to; cleaned up after it was definetly a 5 star experience. One more thing the workers could not have been more pleasant.
Very nice and knowledgeable. Frank went above and beyond!
Will was awesome!
Thank you for helping us replace our old system. Great job!
On time, professional and thorough.
A job well done!
Carl is the best He is efficient and clean very personable and comes quick and gets the job done with my oil burner
Nick was great. Above and beyond.
Bob Grillo the serviceman from Universe was very professional and found our issues with our AC unit rather quickly. I would absolutely ask Universe to send Bob Grillo to do any future repairs if ever needed. Universe kept us informed from the minute we made our appointment through completion. It is very helpful to give notice of the technician being on his way so we did not have to sit around waiting for him to arrive in a time window. Great service!
The technician was professional, friendly, knowledgable and informative.
David and Ryan and Bryan did a fantastic job with the rewiring of my house. They cleaned up and made things very easy
Frank B was on time, professional, very knowledgable and friendly. He examined my furnace and gave recommendations and options for an oil to gas conversion. I was happy with the service he provided and would highly recommend
Bob Grillo was a fantastic technician . Bob shared information about my air conditioning and heating systems that I was not aware of.
In general, Universe has been great. Highly recommended!!
We have a service contract with Universe for our burner and ductless air conditioners both of which universe installed. The install staff and maintenance are always prompt, knowledgeable and nice.
Ryan was very thorough and performed the included maintenance on my HVAC
System. Price was included in my warranty on installation.
Came within 6 hours from my initial phone call. Very knowledgeable about the ac unit. Repair was done. Very polite and professional.
The technician was on time and very patient to answered all my questions, and gave me some professional opinion/experience about our central AC.
Anthony explained the problem and how to avoid it going forward. He was very knowledgeable and professional, pleasant and kind!

Universe Home Services truck stocked for HVAC, plumbing, and electrical repairs

(609) 799-3434

New Wiring Installation

New wiring is required any time you add circuits, add square footage, or install equipment that did not exist when the home was built.

Universe installs new wiring across Nassau and Suffolk County for a full range of residential applications.

EV chargers, heat pumps, electric dryers, hot tubs, and whole-home generators all require dedicated circuits sized for their specific load. Universe pulls the permit, installs the circuit, and coordinates the inspection as part of the project.

Older Long Island homes routinely have rooms with one or two outlets on a shared circuit, which is below modern usage and often below code. Adding outlets to a bedroom, home office, garage, or outdoor space requires running new wire to an appropriate circuit or adding a new one.

An addition, a finished basement, or a kitchen renovation requires new wiring planned from the start. We handle the electrical scope of renovation projects across Nassau and Suffolk County, including the load calculation and any panel work that follows from it.

Exterior outlets, landscape lighting, pool and spa equipment, and outdoor structures all require wiring installed to the specific code requirements for outdoor and wet-location applications. The wiring methods, conduit, and devices are different from interior work, and getting it wrong creates a real hazard.

Wiring Repair and Replacement

Wiring that has deteriorated, been damaged, or was installed incorrectly in the first place is a safety issue, not a performance inconvenience.

Universe diagnoses and repairs wiring problems across Nassau and Suffolk County.

A dead outlet is not always a tripped breaker or a GFCI that needs resetting. It can indicate a loose connection, a failed device, a broken wire behind the box, or a fault somewhere between the outlet and the panel.

Lights that flicker when an appliance starts, dim intermittently, or behave differently on different circuits point to loose connections, undersized wiring, or a neutral issue somewhere in the circuit. Each has a different fix, and diagnosis comes before repair.

Any burning smell, discoloration on an outlet or switch plate, or warmth at an electrical device is an active electrical problem. It requires immediate attention, not a wait-and-see approach, and it is one of the clearest cases for our 24-hour emergency service.

Wiring that has been cut, stapled through, chewed, or exposed to moisture has lost whatever protection it had. Damaged sections need to be identified, removed, and replaced with properly installed and protected wire, not patched back together.

Outlet and Switch Work

Outlets and switches are the points where the wiring meets the rest of the home, and they are also the most visible signs of a larger wiring concern when they fail.

Universe installs and services outlets and switches across Nassau and Suffolk County. We can help with:

Adding outlets to a room that does not have enough, installing outlets in an outdoor space, or running a new outlet for a specific appliance requires a licensed electrician to pull the circuit from the panel and terminate the device to code.

Modern code requires GFCI protection in kitchens, bathrooms, garages, and outdoor locations, and AFCI protection on most branch circuits serving living spaces. We install and replace these devices so the home meets current safety requirements, especially during renovations when the work triggers code updates.

Replacing a failed switch, upgrading to a dimmer, or installing smart home-compatible switches all require correct termination and circuit compatibility. We handle the work and confirm the device is operating safely, including checking the neutral that many smart switches require.

Smart outlets, dedicated circuits for home office equipment, and specialty device wiring all require attention to load, circuit dedication, and device rating. We match the install to the equipment and the code requirements, not to whatever outlet is closest.

Family dancing together in living room


Green Universe Van parked on the side of residential street

(516) 473-0202

Aluminum Wiring Remediation

Homes built between approximately 1965 and 1973 across Nassau and Suffolk County commonly have aluminum branch circuit wiring. Aluminum wiring connected to standard copper-rated devices is a documented fire risk.

Universe performs aluminum wiring remediation across Long Island using approved methods and CO/ALR-rated devices.

Aluminum wiring itself is not inherently dangerous. The problem is at the connection points, including outlets, switches, fixtures, and panel terminations, where aluminum expands and contracts differently than copper, causing connections to loosen over time and creating heat at the device.

The code-compliant solution for aluminum-wired circuits is either full replacement with copper or replacement of all devices with CO/ALR-rated devices designed for aluminum terminations. We evaluate which approach makes sense for your home and perform the work to current code.

A home sale or refinance that surfaces an aluminum wiring flag usually requires documented remediation before closing. We perform the work and provide the documentation needed to satisfy the lender, buyer, or insurance carrier.

Discoloration, warmth, or loose connections at outlets and switches in an aluminum-wired home are the specific failure modes the remediation is designed to address. We identify affected devices, remediate the connections, and complete the work to code.

Other Solutions for Your Home from Universe Home Services


Schedule Your Wiring Service

Wiring concerns in an older Long Island home are not something to defer.

Universe Home Services provides licensed electrical wiring service across Nassau and Suffolk County. Contact us online or call to get on the schedule.

Universe Home Services Technician near open van doors

Electrical Wiring FAQs

How do I know if my home has aluminum branch circuit wiring?

Homes built between approximately 1965 and 1973 in Nassau and Suffolk County are the most likely candidates. A licensed electrician can identify aluminum branch circuit wiring during an assessment. The wire jacket is typically marked AL or aluminum, and the wire itself is silver-colored rather than copper-colored, but confirmation of actual aluminum use usually requires removing a few cover plates and checking the devices.

Is aluminum wiring in my home dangerous?

Aluminum wiring that is properly connected to CO/ALR-rated devices and correctly terminated at the panel is considered safe. The risk is at the connection points where aluminum and copper-rated devices meet, where the connection can loosen over time and create heat. That is where remediation is targeted.

What is the difference between wiring repair and full rewiring?

Wiring repair addresses a specific problem: a damaged section, a failed connection, a circuit that has lost continuity. Full rewiring replaces all branch circuit wiring throughout the home and is typically done only when the existing wiring is unsafe throughout, not just in specific locations. Most older Long Island homes are candidates for targeted repair, not full rewiring, when assessed honestly.

Does wiring work in my home require a permit?

New circuits, panel work, and significant wiring modifications require a permit in Nassau and Suffolk County. Device replacements such as outlets, switches, and fixtures generally do not. We pull permits for all work that legally requires one and coordinate the inspection so the job is on record.

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