RK Electric Service has been the trusted electrical contractor for homeowners and businesses in St. Charles County since 1993. No surprises. No shortcuts. Just solid work.
30+
Years in Business
2,400+
Jobs Completed
100%
Licensed & Insured
5★
Average Rating
From a single outlet to a full commercial buildout — we handle it all with the same care and attention to detail.
Full-service electrical for your home — from new construction to rewiring, outlets, and everything in between.
Reliable electrical solutions for offices, retail, warehouses, and industrial facilities.
Upgrade your electrical panel safely and up to code.
Level 2 home and commercial EV charging stations installed right.
Recessed, accent, and outdoor lighting designed and installed.
Standby and portable generator hookups to keep your power on.
Fully licensed in Missouri and insured for your protection on every job.
We respect your schedule. If we say 9am, we're there at 9am.
All work meets or exceeds code. We stand behind everything we do.
We're not a franchise from out of state. We grew up here, we work here, and we take pride in it.
We're not a national franchise or a call center. When you call RK Electric, you talk to us directly — the same crew that shows up at your door. Born and raised in Missouri, we've been serving O'Fallon and St. Charles County since 1993, and our reputation is built one job at a time.
"RK Electric did a full panel upgrade and added circuits for our new kitchen. Fast, clean work and they explained everything. Won't use anyone else."
Mike T.
O'Fallon, MO
"Had them install an EV charger in our garage. Showed up on time, finished in a few hours, and the price was exactly what they quoted. Highly recommend."
Sarah L.
St. Charles, MO
"Great local company. They wired our new commercial space from scratch. Professional crew, no surprises on the bill. Solid work."
Dave R.
Wentzville, MO
Call us or fill out our quick quote form. We'll get back to you fast — usually the same day.