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Find Electrical wiring or panel upgrade pros in Martinez

Avatar for VeeBuild, Inc.
VeeBuild, Inc.
5.0(
39
)

Serving Martinez, CA and surrounding areas

Approved

In business since 2023

Free estimates

Credit card accepted

"VeeBuild did a great job upgrading an electrical panel to accommodate the switch to an electric hot water heater. When a further modification was needed he broke off from another job to take care of it."
200A Service Panel Relocation
200A Service Panel Relocation
200A Service Panel Relocation
200A Service Panel Relocation
200A Service Panel Relocation

+6

Response time8 hrs
Response rate93%
1 neighbors recently requested a quote
Avatar for CA Electrical Group 24/7
CA Electrical Group 24/7
4.7(
61
)

Serving Martinez, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2002

Free estimates

Emergency services offered

"Excellent service. I needed to upgrade my electric panel, Ben did an excellent job very professional. Installing switches, circuit breaker panels, relays, and other electrical control and distribution equipment was the right call. I look at several electricians with reasonable prices and CA Electrical Group was definitely the right call. I will highly recommend CA Electrical Group to all my friends. What was important to me was his daily commitment to start and finish the job the dates we agreed on."
apartment rewire
main service panel upgrade multi meters
tesla
new 3 phase commercial electrical panel
solar ready main panel

+123

Response time5 hrs
4 neighbors recently requested a quote
Recommended by80%of homeowners
Avatar for Emrom Electric, Inc.
Emrom Electric, Inc.
4.7(
80
)

Serving Martinez, CA and surrounding areas

Approved

In business since 2005

Free estimates

Emergency services offered

"We were very lucky to find Emrom Electric and Emmanuel Mbisse. Our 100+ year old house in Berkeley needed complete rewiring after a short circuit and inspection. Emrom was able to start this huge job within a week or two, saving us a lot of money in tenants' dislocation expenses. Emmanuel was a pleasure to work with, providing explanations and giving us options along the way. He got the job done faster than we had hoped in a good, professional manner for a fair price. We would recommend Emrom to anyone and will definitely be contacting them for any future electrical work."
 High Voltage systems
 Control system
 High Voltage controls
 Control system
 Electrical main panel upgrade

+9

Response time20 mins
Response rate100%
Recommended by100%of homeowners
Avatar for Golden Bay Electric
Golden Bay Electric
4.9(
29
)

Serving Martinez, CA and surrounding areas

Approved

In business since 2021

Free estimates

Emergency services offered

"They were prompt. Efficient.knowledgeable, helpful.professional and friendly. It was a pleasure to wirk with Edgar and they did a wonderful job. When he cane for the estimate he educated me on how to choose my ceiling fan and emwhat was involved. Made the whole process easy. They will be my electricians for all my future electrical work. Five stars!"
Response time2 days
2 neighbors recently requested a quote
Recommended by92%of homeowners
Avatar for Horizon Electric Group LLC
Horizon Electric Group LLC
5.0(
9
)

Serving Martinez, CA and surrounding areas

Approved

In business since 2025

Free estimates

Credit card accepted

"They did a solid job upgrading my main electrical panel. Dave from Horizon was professional, showed up on time, and explained everything clearly before starting. The new panel looks clean and professional, and the whole process went smoothly with minimal disruption. I feel much safer now with updated breakers and better capacity. Would definitely recommend Dave and Horizon to anyone needing electrical work done right."
Flush Mount MPU
Michel Gaines_BE138680
Michel Gaines_BE138680
A surface mount mpu I did in San Jose
A surface mount mpu I did in San Jose

+1

1 neighbors recently requested a quote
Avatar for IC Electric
IC Electric
4.8(
18
)

Serving Martinez, CA and surrounding areas

Approved

Super Service Award Winner

Free estimates

Emergency services offered

Customers say: True professional

"I am extremely happy to hire IC Electric to complete the work for replacing main breaker (100 amp) and installing new dedicated circuit for refrigerator. Work is completed timely and professionally. Ivan is very helpful in explianing all the details of work, that help me to get confidience with his capacity and expertise for doing the job. Hignly recommend to hiring him for any electrical job, large or small."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+3

Response time1 day
1 neighbors recently requested a quote
Recommended by88%of homeowners
Smoov Energy & Electric, Inc.
5.0(
8
)

Serving Martinez, CA and surrounding areas

Approved

In business since 2022

Free estimates

Credit card accepted

"Ricky was very responsive and easy to talk to. He was very knowledgeable in setting up electrical wiring for charging my electric car. I highly recommend him for any electric vehicle wiring or installing nema 14-50s or Tesla chargers in your garage. He was very detail oriented and I would recommend or hire him again for any future electrical work."
Response time10 hrs
Response rate91%
4 neighbors recently requested a quote
Avatar for Mr Electric of Concord CA
Mr Electric of Concord CA
5.0(
17
)

Serving Martinez, CA and surrounding areas

Approved

In business since 1994

Free estimates

Credit card accepted

"I am giving Mr. Electric the highest complement I can as a customer - I will definitely use them again when I need electrical work done!"
Response time7 hrs
111 neighbors recently requested a quote
Recommended by80%of homeowners
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Showing 1-10 of 249
FAQs for electrical wiring or panel upgrade projects in Martinez, CA

While homeowners with substantial electrical knowledge might technically attempt a subpanel installation, most local building departments require permits and inspections for this type of work. Professional electricians understand local code requirements, can obtain necessary permits, and ensure the installation meets safety standards. Given the significant safety risks associated with incorrect electrical work, most homeowners benefit from hiring a licensed professional.

A standard subpanel installation takes an average of four to eight hours. This timeframe may extend if you're installing multiple subpanels or adding specialized circuits like those for spa equipment. Factors such as difficult access points, complex wiring paths, or permit processing times can also affect the overall project duration.

Adding a subpanel doesn't directly reduce electricity consumption or lower your utility bills. A subpanel simply redistributes power from your main panel to additional circuits. However, organizing your electrical system more efficiently may help prevent overloaded circuits and the associated problems. For actual cost savings, consider energy-efficient appliances and lighting instead.

The appropriate subpanel size depends on your specific electrical requirements. Consider the number and type of devices you'll be powering, potential future needs, and the capacity of your main electrical panel. An electrician can perform a load calculation to determine the most suitable amperage rating for your situation, ensuring you have adequate power without overpaying for unnecessary capacity.

A main electrical panel connects directly to your utility's power supply and contains your home's primary service disconnect. It distributes electricity throughout your entire house. A subpanel, by contrast, receives power from the main panel and redistributes it to a specific area of your home. Think of the main panel as the primary distribution point and the subpanel as a secondary branch that extends your electrical system's reach.

While electrical upgrades aren't as immediately visible as kitchen or bathroom renovations, they can contribute to your home's functionality and safety. Prospective buyers often appreciate updated electrical systems that can accommodate modern power demands. A properly installed subpanel that provides additional capacity for workshops, home offices, or future expansions could be an attractive feature for certain buyers, though the direct impact on home value varies by market.

The Martinez, CA homeowners’ guide to electrical wiring or panel upgrades

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