*The Angi rating for Generator Install companies in Cosby, TN 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 Cosby, TN 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 July 10, 2026
Serving Cosby, TN and surrounding areas
Approved
Super Service Award Winner
In business since 2021
Free estimates
Warranties offered
"Installers and staff were very helpful, friendly, professional and knowledgeable"
+9
Serving Cosby, TN and surrounding areas
Approved
In business since 2017
Free estimates
Emergency services offered
"Alex did a phenomenal job installing outlets for my hot tub and my camper! 10/10 would recommend!"
+4
Serving Cosby, TN and surrounding areas
Approved
Emergency services offered
Warranties offered
Small jobs welcome
"I had a car charger installed and was really happy with the work. He was responsive, showed up when he said he would, and the install came out clean and professional. Everything was explained clearly, the work area was left neat, and the charger works exactly as it should. Definitely someone I?d recommend if you need electrical work done."
Serving Cosby, TN and surrounding areas
Approved (Corporate)
In business since 1985
Free estimates
Emergency services offered
With 40 years of experience serving Knoxville and the surrounding areas, Quality Plumbing, Heating, Cooling & Electrical provides expert HVAC solutions tailored to your needs. Whether you need heating, cooling, or system maintenance, our skilled technicians ensure your home stays comfortable year-round. We take a customer-focused approach, delivering professional, reliable service with every job.
Serving Cosby, TN and surrounding areas
Approved
In business since 2022
Free estimates
Credit card accepted
With years of experience serving the area, we are your solution for all your landscaping needs. We take great pride in our extreme professionalism, timeliness and superior customer service on every job. We make sure to develop a lasting relationship so that the next time service is needed there will be no question on who to call. Check out our 5 star reviews from happy customers! Call us today so we can discuss your needs and make a plan that fits your budget. Satisfaction guaranteed!
Serving Cosby, TN and surrounding areas
Approved
Free estimates
Emergency services offered
Small jobs welcome
Have been doing electrical for 4 years now I hold a journeyman’s license I have done proficient work from small service calls to multi-million dollar jobs
Serving Cosby, TN and surrounding areas
Approved
Free estimates
Small jobs welcome
I have been in the home building and remodeling business for over 15 years and I have a vast knowledge about electrical and well pretty much everything around the house.
Serving Cosby, TN and surrounding areas
In business since 2018
Emergency services offered
Credit card accepted
"our facility has insulated walls all around. they had to install 3 phase service behind them. they did a great job. fair price. great quality. quick service."
+9
Serving Cosby, TN and surrounding areas
In business since 2019
Emergency services offered
Credit card accepted
Haney Electric is a electrical contracting company with over 40 years experience, specializing in all things electrical. Have a problem with your home lighting? Need a generator for your factory? Do you need your main feed placed underground? Call Haney Electric at (423) 823-8926! If the electrical work is in Greene County, you should talk to Jeff, a Master Electrical Contractor with 40 years of experience at (423) 823-8926.
Serving Cosby, TN and surrounding areas
In business since 1974
Free estimates
Emergency services offered
Power outages don't have to disrupt your life. Founded in 1994, Premier Generators has been the Southeast's trusted Generac dealer for over 30 years. As a top Generac partner trusted by thousands of homeowners, we deliver factory-certified home standby generator installations that provide reliable safety and security when you need it most.\n\nOur certified technicians bring unparalleled service quality, ensuring your generator automatically kicks in during outages to keep your home powered. Whether you need whole-home backup or essential systems coverage, we tailor power solutions to your specific needs using natural gas or propane systems.\n\nWhat started as a commitment to providing reliable backup power solutions has grown into the region's leading authority in home standby generator sales and installations. Choose Premier Generators for dedicated satisfaction, certified excellence, and peace of mind that your family stays comfortable and secure no matter what.
From average costs to expert advice, get all the answers you need to get your job done.
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.
Natural gas generators are whole-home standby generators that are connected to your home’s natural gas line. The average cost for a natural gas generator is $12,000.
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.
Thinking about a generator installation? Learn about backup power options, costs to expect, and how to hire the right local pro to keep your home running.
Whole home generator installations require a professional hand. Read this guide to help you decide which generator is best for your home.
