ISS Inc Logo, Electrical Services in Willmington, DE LED Lighting Experts in new installation or
re-fitting your existing fixtures

Contact us today By Phone 866-378-9924 Or 302-798-8929

Experienced Contractors
Since 1995 IES has provided quality  service to our industrial, commercial and residential customers in DE, NJ, MD and PA at an affordable price. 

Free Estimates, Electrical Work


Preventative Maintenance & General Upkeep Available to Maintain Safety & Integrity

New or Old
Construction & Renovation

Service Area:
Delaware, New Jersey,
Maryland, & Pennsylvania

Now accepting most credit cards

Hours of Operation:
Monday–Friday, 7 a.m.–4 p.m.
24/7 Emergency Service Available


 IES will also fill all of your low voltage needs. IT wiring installation of outlets and equipment for computer, phones, and service surveillance camaras.

Wire Harness, Electrical contractors in Wilmington, Delaware

Wiring Harnesses

lES has experience in the design and manufacturing of wire harnesses for many applications including military and are familiar with the process of providing spec sheets, inspection sheets and COCs.

Bucket Truck, Electrical contractors in Wilmington, Delaware

Bucket Truck Services

lES provides bucket truck services for pole lights and building camera installation.

( Call 866.378.9924 or 302.798.8929 For Quote )

Commercial Generators

LES has installed many generators since starting in 1995 both for home and business. We support most major brands for design, sell, install and maintenance.

Electrical Contractors & Electrical Work - Electrical Upgrades in Wilmington, DE

Access Panels

Industrial Electrical Service Inc. has most of our experience in the industrial field refmeries, production facilities and process. Installations, service and PM of your equipment.

Electrical Contractors & Electrical Work - Electrical Upgrades in Wilmington, DE




We have also done a lot of work in the commercial and residential fields such as restaurants, stores, offices and new Homes.


Other Services Include:

  • TROUBLE-SHOOTING: Finding problems and solution where others can not.
  • INDUSTRIAL CONTROLS: PLCs, Drives and Soft starts
  • ELECTRICAL POWER DlSTRIBUTION: Services, Upgrades and underground feeds.
  • DATA: Patch panels, Cabling, Jacks and Certifications.
  • METERING: Main, Sub and Demand.
  • LIGHTING: LED, Retrofit, Pole and Custom.
  • IES is dedicated to providing quality, dependable and affordable service to all.
New Construction
IES has many years experience in the commercial field as well. We have been involved in may projects large and small such as restaurants, stores and mobile trailers. Contact us for a free estimate today.
Electrical Panel, Electrical Contractors
Trust in Industrial Electrical Service Inc. for professional repairs on industrial controls and home electric systems. We diagnose the reason your electrical system may be in need of repair.
A Word from Our Owners
Our background in electrical work is mostly in the industrial aspect of the industry. We started with 1 employee and have expanded to 10. Our growth is a direct result of word-of-mouth advertising. We maintain a 90% customer return rate, which is composed primarily of customers that refer us to their friends.
Our Owners, Industrial Electrical Services

Call us today at (866) 378-9924 for top-quality electrical work at fair prices.