*The Angi rating for Generator Install companies in Keller, TX 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 Keller, TX 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 June 30, 2026
Serving Keller, TX and surrounding areas
Approved
Super Service Award Winner
In business since 2016
Warranties offered
Credit card accepted
"Within minutes got contacted from Paul and in less than four hours got vanity light installed! The technician Robert was great! Will definitely hire them for my next project!"
+47
Serving Keller, TX and surrounding areas
Approved
In business since 2017
Free estimates
Emergency services offered
"I pay them for a yearly service. They understand how to work on generators, which is hard to find in the Dallas area."
+18
Serving Keller, TX and surrounding areas
Approved
In business since 2018
Free estimates
Emergency services offered
"Great job done on installation"
+14
Serving Keller, TX and surrounding areas
Approved
In business since 2025
Free estimates
Emergency services offered
"Casey from Powertex did a great job. He installed recess lighting, a ceiling fan and dimmers. He also fixed a electrical switch. He took great care to protect my space while he worked. I will use Powertex for all my electrical needs."
+8
Serving Keller, TX and surrounding areas
Approved
In business since 1961
Emergency services offered
Warranties offered
"Justin is very thorough and professional"
Serving Keller, TX and surrounding areas
Approved
In business since 2025
Free estimates
Small jobs welcome
"Wonderful response and service. Completed a professional install of my garage heater. I will definitely use them again"
+5
Serving Keller, TX and surrounding areas
Approved (Corporate)
In business since 1992
Free estimates
Emergency services offered
Tri-State Water, Power & Air has been provided products designed to improve the comfort and quality of life of our customers since 1992. Our specialty is Automatic Home Standby Generators. \nWe expect customer service excellence and aim to go above and beyond on every call. With 10 locations across 8 states, Tri-State is always ready to serve you.
Serving Keller, TX and surrounding areas
Approved
In business since 2018
Emergency services offered
Warranties offered
"Christopher did an amazing job installing a new light fixture over my bathroom sink. He was on time, cleaned up the work area, and even took the time to teach me some things. I highly recommend this company. Will definitely use them again!"
+34
Serving Keller, TX and surrounding areas
Approved
In business since 2019
Free estimates
Emergency services offered
"This father and son team did an awesome job on my electrical needs. I highly recommend them for your next job."
Serving Keller, TX and surrounding areas
Approved
In business since 2024
Free estimates
Emergency services offered
"Eduardo was very professional and friendly as well. He installed a light fixture and a new doorbell. I will certainly call him again."
+10
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 Dallas, TX 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.
Generators should give you peace of mind, but you’ll only get that if your installer knows what they’re doing. Learn how to hire a pro and what red flags to look for.
Whole home generator installations require a professional hand. Read this guide to help you decide which generator is best for your home.
Wondering who to hire to install a generator? Consult this guide to learn who to hire to install a generator or a transfer switch.
