*The Angi rating for Generator Install companies in Ballwin, MO is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Generator Install needs.
*The HomeAdvisor rating for Generator Install companies in Ballwin, MO is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Generator Install needs.
Last update on February 14, 2026
Serving Ballwin, MO and surrounding areas
Approved
In business since 1976
Free estimates
Emergency services offered
"Very quick and courtious installers. They answered my questions even on other projects they were not working on at the time."
Serving Ballwin, MO and surrounding areas
Approved
In business since 2004
Free estimates
Emergency services offered
"Streib was extremely professional, courteous, patient, and friendly throughout the entire process. They did a great job with the installation - the city inspector was impressed by their work. Additionally, everyone I interacted with was just so nice. It made for a very pleasant and stress-free experience."
+7
Serving Ballwin, MO and surrounding areas
Approved
Super Service Award Winner
In business since 2023
Free estimates
Emergency services offered
"Did a great job with repair and installation"
+18
Serving Ballwin, MO and surrounding areas
Approved
In business since 2010
Free estimates
Emergency services offered
"Very, very nice and efficient. Even offered to have my grandson call him for questions about the electrical trade. Will recommend him highly!"
+1
Serving Ballwin, MO and surrounding areas
Approved
In business since 1945
Free estimates
Warranties offered
"We highly recommend JBathe Electric. They were very knowledgeable and professional! They were very reasonably priced! From the office staff to the installers the customer service was superb!"
+20
Serving Ballwin, MO and surrounding areas
Approved
Super Service Award Winner
In business since 2021
Emergency services offered
Warranties offered
"Under cabinet light install. The technician was great. He confirmed that the job would be out of my price range and gave me an alternate solution. I felt that he was honest and wasn't pushy."
+2
Serving Ballwin, MO and surrounding areas
Approved
In business since 2011
Free estimates
Emergency services offered
With over 20 years of experience, we’re a licensed, family-owned electrician proudly serving Warrenton and the surrounding areas—including St. Louis, St. Charles, Warren, and Franklin Counties. From expert electrical repairs to new home build wiring and generator installation, we bring dependable service, quality craftsmanship, and peace of mind to every job. Fully licensed in the state of Missouri and St. Charles County, we’re here to power your home or business with skill and care you can trust.
Serving Ballwin, MO and surrounding areas
Approved
In business since 2011
Free estimates
Small jobs welcome
"Ron and Jacob were professional and installed a quality outlet for my outdoor sump pump."
Serving Ballwin, MO and surrounding areas
Approved
Super Service Award Winner
In business since 2002
Free estimates
Emergency services offered
"Installed a wall mount and large tv Great job. Knew what he was doing"
+60
Serving Ballwin, MO and surrounding areas
Approved
In business since 1993
Free estimates
Warranties offered
"Steve and Charlie from Handyman Connection did great work!! They replaced/installed the bird guard vents quicker than expected!! Plus, they had to deal with a dead bird in the attic, and did it with no problem at all!!"
+5
From average costs to expert advice, get all the answers you need to get your job done.
The cost to install a whole-house generator in St Louis, MO varies based on factors like generator size, fuel type, and installation complexity. Learn the typical price range and what influences your total cost.
The cost to install a generator transfer switch depends on several factors. Our guide will help you understand all of the costs.
The average cost of a whole-house generator falls between $5,000 and $25,000. Keep reading to learn how much you can expect to spend.
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