Full-Scale Commercial Electrical Services

Powering the Commercial Electrical Needs of Long Island and NYC’s Businesses

Meeting All Your Commercial Electrical Needs

Call Now For Immediate Electrical Service

Nassau - (516) 520-4700
Suffolk - (631) 567-1500
Queens - (718) 229-9300

Whether you need a panel upgrade, a safety inspection, LED lighting solutions, a generator installation, or an entirely new electrical system, when you’re in need of commercial electrical services on Long Island, contact Absolute Electrical Service, Inc. As a full-service, locally owned and operated electrician, our certified technicians have the knowledge and experience you can depend on to leverage the success of your own business.

We specialize in all types of commercial electrical services for businesses of all shapes and sizes, and we take the safety and well-being of your employees and clients seriously. As such, we pride ourselves on having the keen ability to detect, correct, and eliminate any potential dangers, and the hands-on experience that’s necessary to properly maintain and install all types of electrical components. When we’re on the job, you’ll quickly realize why we have acquired a reputation of excellence and superior customer service.

Full-Scale Commercial Electrical Services on Long Island

As a fully licensed and insured company, Absolute Electrical Service, Inc. offers full-scale electrical services for Nassau and Suffolk County business owners. We’re committed to helping our clients achieve the success that they desire and deserve, and to that end, we will ensure that your company has the power it needs to safely and effectively operate. Our certified, professionally trained, highly skilled technicians are experienced in all types of commercial electrical services and we’re positive that we can meet your needs, whatever they may be.

The following are just some of the services we provide:

· Safety inspections

· Electrical consultations

· Structure cabling systems and subsystems

· Voice system installation and cabling services

· Data network and security systems

· Wireless Access Point (WAP) installation

· Audiovisual solutions

· CATV network solutions

· Generator installation services

· Power quality diagnostics

· Uninterrupted Power Supply (UPS) services

· LED lighting installation

· Energy management system services

· And much more!

Any type of commercial electrical service is important to us, and our top priority is to solve any electrical problem on time. We also ensure that our quality work in electrical repairs, maintenance, and installation services enable our clients to get energy-saving solutions that keep their utility bills at minimum levels.

Why Choose Us to Power Your Business?

There may be a lot of electrical contractors on Long Island, but none can compare to the quality craftsmanship and commitment to excellence that Absolute Electrical Service, Inc. provides. Our certified electricians are experienced in the installation, maintenance, and repair of all types of commercial electrical components and systems. We use the most cutting-edge technologies, and advanced techniques, and we adhere to all local codes and stringent safety regulations to ensure the safest, most efficient results.

From small local mom-and-pop businesses to large regional or national companies, our team of talented electricians has what it takes to properly navigate the complexities of all types of commercial electrical projects. No matter the shape or the size of your business, or the scope and the scale of the work you need to have done, you can count on the qualified technicians at Absolute Electrical Service, Inc. to deliver the most efficient and effective results.

Contact Our Commercial Electricians Division

At Absolute Electrical Service, No Job Is Too Small and Emergency Service is available. Contact us today for a free electrical estimate.

Why We’re the Best Choice

Certified Technicians

All of our technicians successfully complete rigorous professional training courses and are fully certified to perform safe, efficient, and effective commercial electrical services.

Licensed and Fully Insured

For your peace of mind, Absolute Electrical Service, Inc. is fully licensed and insured

Vast Experience

From safety inspections to power quality assessments, from structured cabling systems to full-scale electrical construction, we have the knowledge and experience you can count on for all of your commercial electrical repair, maintenance, and installation needs.

Some of the commercial services we provide

Safety Inspections
Structured Network Cabling
Voice Systems
Data Network Systems
Wireless Data (WAP)
Audio Visual
CATV
Electrical Construction
Switchgear
Generator Installation
Power Quality
UPS (Uninterrupted Power Supply)
LED Lighting
Energy Management Systems
Video Surveillance (CCTV)
RFID Asset Tracking
Biometric Technology
IP Camera & Networking Solutions

Commercial electrical work covers everything that keeps a storefront, office, warehouse, or mixed-use building running safely during business hours. That means service-entrance equipment, panelboards and sub-panels, dedicated circuits for point-of-sale systems and refrigeration, exit and emergency lighting, and the tenant build-outs that reconfigure space for a new lease. Warning signs that a property needs professional attention include breakers that trip when equipment cycles on, dimming when HVAC starts, scorched receptacles, undersized service that can't carry added loads, and open permits flagged during a sale or inspection. Absolute Electric handles these across Long Island and the five boroughs with an eye on uptime.

Done right, commercial work starts with a load calculation and a clear read of how the space is actually used, not guesswork. Many retail and office buildings carry single-phase service while larger facilities run three-phase power, and matching equipment to the right system prevents nuisance tripping and overheating. Circuits for kitchens, servers, and motor loads get dedicated runs sized to code, and every change is pulled under permit so it survives inspection and insurance review. Scheduling matters too: cutovers and panel swaps are staged for off-hours or phased so registers, servers, and cold storage stay live and the business keeps earning.

Need a commercial electrician?Call (516) 736-8300Licensed & insured · Serving Long Island & NYC since 1994 · 24/7 emergency service

Related services and places we work

Commercial jobs rarely stay in one lane, so the links below connect this page to the work that often travels with it: service and panel upgrades, full rewiring, dedicated kitchen and equipment circuits, and backup power. You'll also find the Long Island counties and NYC boroughs we cover, from Nassau and Suffolk office parks to retail and restaurant corridors across Queens, Brooklyn, Manhattan, the Bronx, and Staten Island.

Nassau County electricians — Licensed electrical repair, service and installation across Nassau County.
Suffolk County electricians — Licensed electrical repair, service and installation across Suffolk County.
Long Island electricians — Licensed electrical repair, service and installation across Long Island.
Commercial rewiring — Rewiring for stores, offices and restaurants.
Commercial panel upgrades — Three-phase and solar-ready service upgrades.

Commercial Electrical FAQs

What counts as commercial electrical work?

Anything serving a business occupancy: retail, offices, restaurants, warehouses, and multi-tenant buildings. It spans service entrances, panelboards, dedicated equipment circuits, emergency and exit lighting, and tenant build-outs, all sized and permitted to the commercial requirements of the National Electrical Code.

Can you keep our business open while you work?

Usually, yes. We stage larger jobs like panel swaps and service upgrades for off-hours or phase them circuit by circuit so point-of-sale, servers, and refrigeration stay powered. Any unavoidable outage is scheduled with you in advance to limit lost revenue.

Do commercial projects need permits and inspections?

New circuits, service changes, and build-outs do. Long Island towns and NYC's Department of Buildings both require filed electrical work with inspection sign-off. Permitted work protects your Certificate of Occupancy, satisfies insurers, and prevents problems when the property is sold or re-leased.

How do I know if my building's service is too small?

Common clues are breakers tripping when HVAC or motors start, lights dimming under load, warm panels, and no spare slots for new equipment. A load calculation measures actual demand against your service rating and shows whether an upgrade is warranted.

How do I schedule a commercial electrician?

Call Absolute Electric at (516) 736-8300 to set up a site visit. We review your panel, loads, and goals, give up-front pricing, and plan the work around your operating hours so downtime stays minimal across Long Island and NYC.