Top-rated electricians.

Get matched with top electricians in Diamond Bar, CA

Enter your zip and get matched with up to 3 pros

Matching on HomeAdvisor

Share some details icon
Share some details about your home project.
Match with local pros icon
Within moments, match with highly-rated local pros.
Compare quotes icon
Compare quotes and choose the best pro for the job.

Top-Rated Electricians in Diamond Bar - Updated Nov 2026

Avatar for JK Flores Enterprise LLC.
JK Flores Enterprise LLC.
4.9(
56
)
Electrical Switches, Outlets & Fixtures - Install or RepairElectric Vehicle Charging Station InstallationElectric Vehicle Charging Station Installation - Materials Not Provided+8 more

Serving Diamond Bar, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2024

Free estimates

Emergency services offered

"JK Flores LLC sent Jorge and an associate to install a Big Ass fan and to service another Big Ass fan that had been giving us trouble for over a year (others had tried to fix it before). Jorge was on time and sensitive and attentive to our thoughts and concerns. He was quick at his work but was clean and never gave us any concern that he would sacrifice speed over quality of his work. We are already looking for other electrical issues in our house for Jorge to attend. We would highly recommend him to anyone needing electrical help."
Existing ceiling fan
UPS system ready for a power outage
e.v. charger
New ceiling fan in living room
backup power supply

+29

Response time8 hrs
Response rate100%
22 neighbors recently requested a quote
Gandzjuk Electric Incorporated
4.8(
129
)
Electric Vehicle Charging Station Installation - For Business - Materials Provided by ConsumerElectrical Switches, Outlets & Fixtures - Install or Repair - For BusinessElectrical Wiring or Panel Upgrade - For Business+3 more

Serving Diamond Bar, CA and surrounding areas

Approved

In business since 2007

Free estimates

Emergency services offered

"Nice guys. Very professional. Installed two pendant lights over the kitchen island to existing electrical boxes. They were quick and friendly and are sure we were happy with how it all looked. Thanks!"
Response time5 hrs
Response rate98%
Recommended by96%of homeowners
Martin's Electrical & Lighting Company
4.8(
100
)
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+6 more

Serving Diamond Bar, CA and surrounding areas

Approved

In business since 1996

Free estimates

Emergency services offered

"Installing the Quite Cool whole house fan was a great investment. Tested it over the weekend and it performed just as advertised. Should save plenty on AC operating costs. Martin was professional and answered all questions. Dependable and will use him for any electrical issues that may come up later."
New Samsung Flat Panel!!
 Recess Lights
 Smart Phone this Code for Specials!!!
 Kitchen Lighting
Flat Panel TV

+15

Recommended by98%of homeowners
Avatar for Naymar Electric
Naymar Electric
5.0(
33
)
Electrical Wiring or Panel UpgradeElectrical for Home Addition or Remodel - Install

Serving Diamond Bar, CA and surrounding areas

Approved

In business since 2020

Free estimates

Emergency services offered

"I would highly recommend Naymar Electric to anyone looking for an excellent electrician. Their prices were very fair and competitive, their estimated timeframes given were more than reasonable and turned out to be accurate. I appreciated that David was readily available to answer my basic questions, as well as use his experience and creativity to wire the house in a way that would provide for future inhabitants and household configurations. He was very knowledgeable and informative, as well as creative and aesthetic, and he and his crew were hard workers that paid attention to detail and left the house easy to patch when they were through. I am so glad I went with Naymar Electric, they are now my go-to!!"
Response time3 hrs
Response rate93%
10 neighbors recently requested a quote
Avatar for ZERO ELECTRIC
ZERO ELECTRIC
4.9(
17
)
Fixed Generator - InstallElectric Vehicle Charging Station Installation - Materials Not ProvidedElectrical Wiring or Panel Upgrade+8 more

Serving Diamond Bar, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2021

Free estimates

Credit card accepted

"My experience with Zero Electric was great! James was extremely knowledgeable about home generators and walked us through several pricing options that fit our budget. Their work was clean and efficient and I will definitely be hiring him in the future for our electrical issues."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+1

6 neighbors recently requested a quote
Recommended by41%of homeowners
...
Showing 1-10 of 731

FAQs for electrical service projects in Diamond Bar, CA

Always start by confirming the pro’s license number, insurance coverage, and experience level. Visit the electrician’s website, scan recent customer reviews, and verify credentials with your local labor department. Request proof of liability insurance and at least two references that you can contact. These quick checks take only a few minutes but go a long way toward ensuring safe, code-compliant work and protecting your home in the event of an issue.

Grouping several electrical jobs into one appointment means you pay a single service-call fee and one set of travel expenses. Instead of asking a pro to return three separate times for outlets, switches, and fixtures, have everything tackled in one visit. The electrician stays productive, and you avoid extra trip charges, often shaving a sizable chunk off the final bill without compromising quality.

DIY electrical work can be dangerous and, in many areas, illegal without a license. One miswired connection risks shocks, fires, or expensive damage. Licensed electricians carry the right tools, follow local code, and know how to shut down power safely before they start. Hiring a pro may cost more upfront, but it protects your home, family, and insurance coverage in the long run.

The Diamond Bar, CA homeowners’ guide to electrical services

From average costs to expert advice, get all the answers you need to get your job done.