Commercial Electrical Services

4B Systems Commercial Electricians Mundelein, IL and greater Chicago4B Systems provides excellent quality and dependable electrical service to our commercial clients.  For over 30 years we’ve been serving Mundelein and metro Chicago with superior quality commercial electrical services.  We adhere to the highest ethical and electrical code standards.

Request ServicesSecurity LightingLighting RetrofitsLighting SolutionsSafety Inspections
Code UpdatesBallast and BulbSolar SystemsEnergy EfficiencyMotion Sensors
Electrical SystemRecessed LightingWarehousesLighting ControlsSurge Protection
Circuit UpgradeCustom LightingPhone WiringBallast and BulbTransfer Switches
Fire PreventionEnergy SavingPanel UpgradeOffice LightingWiring Upgrades
ReceptaclesSecurity LightingOffice CircuitsPhotovoltaicSmoke Detectors
TroubleshootingOffice LightingInspectionsWiring UpgradesMaintenance Contact

About 4B Systems Electrical

We provide electrical services to the residential and commercial markets.  Based in Mundelein, Illinois, 4Bsystems has been serving our customers for over 30 years.  4B Systems works on both small and large scale projects in residential, commercial and industrial applications. All of our electricians have vast experience and we have specialists for every type of project.  4B Systems is licensed and insured in Illinois.