4B Systems, Inc.

4B Systems, Inc. With more than 25 years of experience, 4B Systems, Inc. is the trusted name in Electrical Repair in Mundelein and metro Chicago IL.

Electrician and Electrical Contractor residential services. Experienced Electrician in Mundelein, IL
If it’s time to upgrade your electrical panel or have a major renovation done, look for a licensed, bonded, and insured Mundelein, IL, electrician. is one of the trusted names in the industry. We offer all the important services you’re looking for, and you can count on us for high-quality work. We’

re a locally owned and operated company, and our owner is always on the job site. We want to provide you with the greatest level of service, so we support local vendors and suppliers. Our teams finish projects promptly, and we clean the job sites thoroughly when we’re done. Our services cover:

Attic fans and ventilation
Ceiling fans, lighting designs, lighting fixtures, and lighting installations
Swimming pool lighting
Floor radiant systems
Home electrical wiring and generators
Electrical repairs and upgrades
Our Mundelein, IL, electrician offers flexible hours and competitive rates. 4B Systems, Inc. is focused on client satisfaction and you’ll appreciate our honest service. Contact our office to schedule an in-home consultation and see how we can help with your next project.

05/30/2026
04/25/2026
04/25/2026
The things we have seen
04/19/2026

The things we have seen

Address

513 East Orchard Street
Mundelein, IL
60060

Opening Hours

Monday 7am - 5pm
Tuesday 7am - 5pm
Wednesday 7am - 5pm
Thursday 7am - 7pm
Friday 7am - 5pm
Saturday 10am - 3pm

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