2,286 Londonderry, NH Electrical Contractors

Working with electrical systems generally isn’t a DIY job. That doesn’t include small jobs such as swapping out a front-porch lighting fixture or installing a fan, but intensive electrical work behind the walls is more of an issue. When you consider the possible consequences of a mistake, from fire to serious injury, hiring a New Hampshire electrical contractor seems like a wise investment. More 
H O ELECTRIC (617) 489-6324
Lexington, MA, US 02420
30 miles from Londonderry
H.O. Electric is your residential Electrical Plumbing Heating Cooling Specialist. We are an electrical contracting company providing homeowners the best Electric, Plumber,... Read More 
Swampscott, MA, US 01907
36 miles from Londonderry
McCurdy Electrical Service is an electrical contractor who delivers superior performance for each and every project. Supported by our team of dedicated, highly skilled... Read More 
Marlborough, MA, US 01752
37 miles from Londonderry
WIRED Electrical Contractors, has been in business since 2007. As a professional Sudbury electrician, WIRED Electrical Contractors is dedicated to giving the greatest possible... Read More 
Amesbury, MA, US 01913
23 miles from Londonderry
High end homes, new or remodel Read More 
Tier1automation 1-877-648-4371
Exeter, NH, US 03833
24 miles from Londonderry
Tier1automation is the leading electrical supplier of leading brand like Allen-Bradley, Siemens, ABB, WEG, Altech, Tecnomatic and others electrical controls which are ... Read More 
Nusbaum Electric (603) 434-2035
Derry, NH, US 03038
3 miles from Londonderry
S & S Electrical (603) 674-4045
Londonderry, NH, US 03053
Patriot Electric (978) 369-1324
Concord, MA, US 01742
29 miles from Londonderry
We are an electrical contracting firm specializing in the high end residential market. We offer lighting design service and installation to the home owner or can work with your... Read More 
NH, US
7 miles from Londonderry
GIBBONS ELECTRIC (781) 648-7771
Arlington, MA, US 02474
33 miles from Londonderry
A full service residential and commercial electrical contractor providing outstanding service to customers like you since 1980. Read More 
Natick, MA, US 01760
40 miles from Londonderry
Fully licensed and insured, Tingley Electric is a full-service residential and light duty commercial electrical services compny that provides indoor and outdoor installations,... Read More 
John Carr electric (508) 254-2757
Medway, MA, US 02053
50 miles from Londonderry
Local, small business owner. Small electrical contracting company Read More 
Hudson, NH, US 03051
8 miles from Londonderry
Salem, NH, US 03079
8 miles from Londonderry
Londonderry, NH, US 03053
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What Does an Electrical Contractor Do?


An electrical contractor plans, installs and repairs wiring in structures. He or she works closely with the home’s general contractor or remodeling contractor to determine the specific electrical needs for the project and to ensure that the wiring will meet Londonderry, NH building codes. His or her job includes installing and repairing fixtures, switches and other visible components of electrical systems as well.

With today’s technological needs and advances, many electrical contractors also are trained to install fiber optic and coaxial cables for electronic equipment. They may design and install data systems and wire for security features such as alarms too. Some electrical contractors specialize in certain areas: HVAC, low-voltage appliances and systems and more. You can find more electrical contractors in Manchester, Lowell, Nashua, Lawrence and Haverhill.

Questions to ask a prospective electrical contractor:


  • How long have you been in the business?
  • How many projects like mine have you completed?
  • Who will be working on the project?
  • Are the workers employees or subcontractors?
  • Can you provide me with references?
  • Are you and your employees licensed and insured?
  • What license(s) do you have?
  • How do you charge, and what does that include?
  • Can you give me a written estimate?
  • What do your services include?
  • How will I be charged for parts and materials?
  • Who will make repairs to any structural damage that results from the job?
  • When can this job get done?
  • What happens when the cost exceeds the budget? What about changes to materials or labor pricing?
  • What will I need to provide?
  • Are there any important considerations or concerns you foresee with this project?

Find an electrical contractor on Houzz. Narrow your search in the Professionals section of the website to Londonderry, NH electrical contractors. If you’re planning a large-scale project, find other professionals on Houzz who can help get the job done. Here are some related professionals and vendors to complement the work of electrical contractors: Lighting, General Contractors, Solar Energy Contractors, HVAC Contractors.
Professional Categories in Londonderry
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