Panel upgrade in a Greeneville home
Replaced a 100-amp Federal Pacific panel with a 200-amp Square D service, including new mast, meter base and grounding.
Greeneville's Trusted 24/7 Electricians
Electrician in Greeneville, TN | O'Henry Electric
Licensed residential and commercial electrician serving Greeneville, Morristown, Newport, Rogersville, Jonesborough and the surrounding East Tennessee areas. 24-hour emergency service, panel upgrades, EV chargers, lighting and electrical repairs.
20+
Years Serving
4.6★
Google Reviews
24/7
Availability
Licensed & Insured
Serving Greeneville, TN
24-Hour Service
Day or night, we answer.
Licensed & Insured
Bonded electrical contractor.
4.6 / 88 Reviews
On Google
Greeneville, TN
& surrounding counties
Electrical Services
View All Services Electrician services in East Tennessee.
Full-service residential and commercial electrical work across Greeneville, Morristown, Newport, Rogersville and Jonesborough TN.
Electrical Panel Upgrades
Replace old fuse boxes, Federal Pacific and 100A panels with safe, code-compliant 200A service.
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EV Charger Installation
Level 2 home EV chargers installed correctly — Tesla, Ford, Rivian, Hyundai and more.
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Lighting Installation
Interior fixtures, recessed cans, chandeliers and outdoor / landscape lighting installed clean.
Learn moreEmergency Electrician
Storm damage, lost power, sparking outlets — 24/7 emergency electrician in East Tennessee.
Learn moreElectrical Repairs
Tripping breakers, dead outlets, flickering lights — diagnosed and repaired right the first time.
Learn moreNeed an Electrician Today?
Call now for fast electrical service across East Tennessee.
Service Area
Licensed electrician serving East Tennessee.
We provide licensed electrical services in Greeneville, TN and surrounding areas including Morristown, Newport, Rogersville, Jonesborough and Church Hill. We specialize in residential and commercial electrical work with fast response times — usually 30–60 minutes in Greeneville and 45–75 minutes in the surrounding cities.
Greene County
- Greeneville, TN
- Mosheim, TN
- Tusculum, TN
- Baileyton, TN
- Afton, TN
Hawkins County
- Rogersville, TN
- Church Hill, TN
- Mount Carmel, TN
- Surgoinsville, TN
- Bulls Gap, TN
Hamblen County
- Morristown, TN
- Whitesburg, TN
- Russellville, TN
Cocke County
- Newport, TN
- Parrottsville, TN
- Cosby, TN
- Del Rio, TN
Washington County
- Jonesborough, TN
- Limestone, TN
- Telford, TN
- Gray, TN
Why Choose O'Henry Electric
The local electrician East Tennessee trusts.
Licensed & Insured
Fully licensed Tennessee electrical contractor. Bonded and insured for every job.
Fast Emergency Response
24/7 emergency electrician — typically on-site within an hour in Greeneville.
Residential & Commercial
From service calls to full rewires and select commercial electrical work.
Honest, Up-Front
Clear scope, clear answers — no surprises and no upsell pressure.
Local East TN Company
Based in Greeneville. We live, work and answer the phone right here.
Recent Work
See more work Jobs from around East Tennessee.
EV charger installation in Jonesborough
Hardwired 48-amp Tesla Wall Connector on a dedicated 60A circuit with surge protection and clean conduit run.
Lighting installation for a Morristown business
Designed and installed exterior wall packs, parking-lot pole lighting and interior LED retrofit for a local commercial client.
From Our Customers
Reviews that speak for themselves.
★★★★★4.6· 88 Google reviews
What homeowners across Greene, Hawkins, Hamblen, Cocke and Washington County say after we've been out on a job. Read more on our Google Business Profile.
★★★★★"O'Henry did a terrific job. Ted was informative and very outgoing. I will be going to O'Henry for all my electrical needs."
★★★★★"They rewired my whole electrical box. Professional, and the helper was great too. I would definitely recommend them."
★★★★★"Explained the situation and the next steps to fix the problem. I would definitely recommend them for great service. Thanks guys."
FAQs
Frequently asked questions
Quick answers about our 24/7 electrician services across Greeneville, Morristown, Newport, Rogersville and Jonesborough TN.
Need an electrician in Greeneville, TN?
24/7 service across East Tennessee. We answer the phone.