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TRUSTED BY OLD GREENWICH, CT HOMEOWNERS

  • Average homeowner rating star icon4.7
    Average homeowner rating
  • Verified reviews icon425
    Verified electrical services reviews

Verified Reviews for Electrical Service pros in Old Greenwich, CT

*The Angi rating for Electrical Service companies in Old Greenwich, CT is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Electrical Service needs.

*The HomeAdvisor rating for Electrical Service companies in Old Greenwich, CT is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Electrical Service needs.

Last update on March 04, 2026

Find Electricians in Old Greenwich

Avatar for Smeriglio Electric, LLC
Smeriglio Electric, LLC
4.9(
37
)
Ceiling Fan - InstallElectrical Switches, Outlets & Fixtures - Install or RepairElectrical Switches, Outlets & Fixtures - Install or Repair - For Business+1 more

Serving Old Greenwich, CT and surrounding areas

Approved

In business since 2000

Free estimates

Small jobs welcome

"Both gentlemen are extremely professional, clean, and courteous. Customer service was excellent and follow was extremely helpful."
Subpanel and lighting controls
200A electrical distrubution panel with main brea
200A panel close up
TV wall mounting etc
TV wall mounting etc after

+18

Response time2 days
2 neighbors recently requested a quote
Recommended by100%of homeowners
Request Quote
Avatar for Smart Electrical Solutions, LLC
Smart Electrical Solutions, LLC
4.8(
17
)
Electric Vehicle Charging Station Installation - Materials Not ProvidedElectrical Wiring or Panel UpgradeElectrical for Home Addition or Remodel - Install

Serving Old Greenwich, CT and surrounding areas

Approved

In business since 2015

Free estimates

Warranties offered

"Saul was very efficient,on time,and knowledgable.would hire again"
Kitchen Remodel
Kitchen Remodel
Kitchen Remodel
Kitchen Remodel
Kitchen Remodel

+30

Response time1 day
2 neighbors recently requested a quote
Recommended by100%of homeowners
Request Quote
Avatar for R.Piro Electric, LLC
R.Piro Electric, LLC
4.9(
65
)
Electrical Wiring or Panel UpgradeElectric Vehicle Charging Station Installation - For Business - Materials Not ProvidedElectric Vehicle Charging Station Installation - For Business - Materials Provided by Consumer+3 more

Serving Old Greenwich, CT and surrounding areas

Approved

Super Service Award Winner

In business since 2015

Free estimates

Emergency services offered

"Excellent service and excellent communication. They made it clear what they needed and the time it would take and it was spot on. In addition, Robert and his team were friendly and took that extra step to make it a worthwhile relationship. We would recommend R. Piro Electric to everyone we know."
Response time1 day
3 neighbors recently requested a quote
Recommended by89%of homeowners
Request Quote
Buckley Electric & Automation, LLC
4.7(
99
)
Electric Vehicle Charging Station Installation - For Business - Materials Not ProvidedElectric Vehicle Charging Station Installation - For Business - Materials Provided by ConsumerElectric Vehicle Charging Station Installation - Materials Not Provided+1 more

Serving Old Greenwich, CT and surrounding areas

Approved

In business since 1988

Free estimates

Emergency services offered

"Very prompt, knowledgeable and fair. Will definitely be calling on them again for our electrical needs."
Landscape lighting
Underground electrical
Landscape lighting
home exterior
After installation

+16

Response time8 hrs
Recommended by98%of homeowners
Request Quote
Avatar for Power Forward LLC
Power Forward LLC
4.8(
24
)
Electrical Wiring or Panel UpgradeCeiling Fan - InstallLightning Protection - Install or Repair+12 more

Serving Old Greenwich, CT and surrounding areas

Approved

Free estimates

Warranties offered

Credit card accepted

"Due to a recent storm, a tree landed on our homes electrical wiring, ripping the cables off our home. Within 24 hours, Power Forward LLC manged to purchase, and reinstall all replacement parts needed, which helped speed up the process to power up our home. I will definitely use this company for any, and all electrical projects in the future. A+ Customer service A+ Quality of work A+ Timelines A+ Cost"
5 neighbors recently requested a quote
Recommended by95%of homeowners
Request Quote
Avatar for Mikell Electric
Mikell Electric
4.5(
28
)
Electrical Switches, Outlets & Fixtures - Install or RepairCeiling Fan - InstallFixed Generator - Install+13 more

Serving Old Greenwich, CT and surrounding areas

Approved

In business since 2022

Free estimates

Emergency services offered

"Spencer Mikell at Mikell Electric was very informative and showed on time to complete the job."
Response time3 days
36 neighbors recently requested a quote
Recommended by84%of homeowners
Request Quote
Avatar for FO Electric LLC
FO Electric LLC
5.0(
6
)
Electric Vehicle Charging Station Installation - Materials Not ProvidedElectrical Wiring or Panel UpgradeLightning Protection - Install or Repair+10 more

Serving Old Greenwich, CT and surrounding areas

Approved

In business since 2022

Free estimates

Emergency services offered

"These are professional people and very friendly. They do exceptional work. This is my second time using their service....and I'd I ever need any electrical services in the future these would be who I could call first."
Response time2 days
Response rate100%
4 neighbors recently requested a quote
Request Quote
Rocco Kohut Electrical Installations and Repairs, LLC
4.8(
223
)
Electrical Switches, Outlets & Fixtures - Install or RepairCeiling Fan - InstallCeiling Fan - Repair

Serving Old Greenwich, CT and surrounding areas

Approved

In business since 2002

Free estimates

Customers say: True professional

"Highly recommend! Rocco did a great job on the list of projects I needed done as I moved back into my home after years of renting it out. Finally having external lights and outlets working has been great. He is wonderful at communication on setting up a schedule."
Response time3 hrs
6 neighbors recently requested a quote
Recommended by97%of homeowners
Request Quote
Avatar for West Electric, LLC
West Electric, LLC
4.8(
53
)
Electric Vehicle Charging Station Installation - Materials Not ProvidedElectric Vehicle Charging Station Installation - Materials Provided by ConsumerElectric Vehicle Charging Station Installation - For Business - Materials Not Provided+1 more

Serving Old Greenwich, CT and surrounding areas

Approved

In business since 2010

Free estimates

Emergency services offered

"West Electric was tremendous. They were on time and fast and they followed up with the building inspector"
FINAL PROJECT / NICE AND CLEAN
IN WITH THE NEW SMART PANEL
OUT WITH THE OLD
CREW HARD AT WORK
EV Charger Install

+12

Response time2 days
Response rate93%
64 neighbors recently requested a quote
Request Quote
Avatar for St. Lawrence Electric
St. Lawrence Electric
5.0(
6
)
Electric Vehicle Charging Station Installation - Materials Not ProvidedElectric Vehicle Charging Station Installation - Materials Provided by Consumer

Serving Old Greenwich, CT and surrounding areas

Approved

In business since 2024

Free estimates

Emergency services offered

"Kevin was great. I called him with a few questions about the process and he was able to answer them quickly and accurately. He was also able to schedule me and get the job done quickly. I would highly recommend St. Lawrence Electric."
Chargepoint Charger
Emporia Charger
Tesla Charger
Response time2 hrs
Response rate100%
Request Quote
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Showing 1-10 of 422
Electrical questions, answered by experts

When converting a standard 120-volt outlet to a 240-volt outlet, the only components you can typically reuse are the existing electrical box and the hole in the wall. Everything else—including the wiring, breaker, and receptacle—should be replaced to ensure both safety and efficiency. Appliances designed for 240 volts have different plug configurations that won’t fit into a standard 120-volt outlet, making it necessary to install a compatible 240-volt receptacle. This design helps prevent overloading or underloading the power available to any one outlet or circuit.

The Occupational Safety and Home Administration (OSHA) requires an electrical panel to have a minimum of three feet (36 inches) of room from the front of the panel to the closest obstacle. In this case, the word obstacle refers to nearly everything, including walls, machines, and other fixed objects. Additionally, panels require at least 6½ feet of headroom in the area directly in front of the fixture. These requirements help ensure safe use of the panel and allow electricians plenty of room to work.

A C-wire connects your thermostat to your household heating and cooling system to provide continuous 24V power. The furnace's transformer converts household electrical current into this low-voltage power to operate the HVAC system's circuitry. In most configurations, the C-wire connects to the terminals labeled "C" on both the furnace's low-voltage terminal block and the thermostat. In some cases, if a dedicated C terminal is unavailable, the C-wire can be connected to the "G" (fan) terminal at the furnace.

Black is the standard color for hot wires, which transfer electricity to your outlets and switches. Red wires are also hot wires. White (and sometimes gray) wires are considered neutral, delivering power back to the panel. Finally, green wires, which are sometimes bare copper, are ground wires, used to ground an electrical circuit and prevent electrocution.

Yes, most electric heated bathroom floor systems require a dedicated GFCI-protected circuit to ensure safety and proper function. An electrician may need to upgrade your panel or run new wiring, which can increase installation costs. Always check local building codes and manufacturer recommendations before installation to ensure a safe and compliant setup.

The Old Greenwich, CT homeowners’ guide to electrical services

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