Service Installations


Solar Installation

​New Construction

​​​New Construction or Remodel
From new construction to remodels, the experts at CMC Electric are ready to handle your project from start to finish.

Service Upgrades
When it is time to upgrade your electrical service, trust the experts at CMC Electric to handle your upgrade with minimal interruption.  From 100 amp through 320 amp, CMC Electric is ready to handle your project.

The loss of power can be devastating to your home; have the experts at CMC Electric install a generator.  Permanent or portable, powered by natural gas or diesel, and with automatic or manual transfer switches, we can help you find the best generator for your unique situation.

Proper lighting is important for appearance, security, and productivity.  CMC Electric can recommend and install many types of light fixtures including recessed lighting, under-cabinet lighting, pendants, landscape lighting, spot lights, and security lighting. 

When your electrical system fails, call CMC Electric for a quick response and repair to get you back up and running.  Our service vans are stocked with many common parts to get you back up as quickly as possible.
Telephone/Cable TV/ and Computer Network Cable

Home Projects
CMC Electric can also assist you with home projects, such as, electric car charger installation, solar installation, hot tub and pool hook ups, data drop installations and smart switch upgrades.  The experts at CMC Electric are ready to handle your electrical needs.


​​When you have residential work that needs to be done efficiently and with an eye for quality, look no further than CMC Electric. We have the most highly-trained, industry-certified master electricians with years of experience.


Call 618.345.2008 


Mon-Fri: 8:00 am - 5:00 pm


“I appreciate & thank you for your prompt attention in regards to my thermostat problem - Your service representative was polite & helpful in showing me how to take care of this particular problem should it happen again.”

Pat U., Collinsville, IL