Top-rated electrical wiring or panel upgrade pros.

Get matched with top electrical wiring or panel upgrade pros in San Ramon, 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.

Find Electrical wiring or panel upgrade pros in San Ramon

Avatar for CA Electrical Group 24/7
CA Electrical Group 24/7
4.7(
61
)

Serving San Ramon, 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

4 neighbors recently requested a quote
Recommended by80%of homeowners
Avatar for Hamilton Electric
Hamilton Electric
4.9(
65
)

Serving San Ramon, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2024

Free estimates

Emergency services offered

"I can’t say enough good things about Hamilton Electric. They completely rewired two rooms in my home, running all-new wiring all the way back to the electrical panel. The work also included adding additional outlets and installing new lighting in both rooms and the closets. The quality of work was excellent—clean, professional, and done right. The value for the amount and quality of work completed was outstanding, and I felt like I got excellent service for the price. Communication was great throughout the entire process. He took the time to explain everything he was going to do before starting and kept me informed every step of the way. He was professional, knowledgeable, and clearly takes pride in his work. I would absolutely recommend Hamilton Electric to anyone looking for quality electrical work, great communication, professionalism, and excellent value. If there were a 10-star button, I’d give them all 10!"
Charge controller
Charge controller
Charge controller
Charge controller
Charge controller

+41

Response time40 mins
6 neighbors recently requested a quote
Recommended by25%of homeowners
Avatar for Emrom Electric, Inc.
Emrom Electric, Inc.
4.7(
80
)

Serving San Ramon, CA and surrounding areas

Approved

In business since 2005

Free estimates

Emergency services offered

"Emmanuel and his team are top notch; very pleasant, professional and committed to ensuring the work is done correctly and in timely manner. Rates are reasonable, competitive. The customer service from the team is excellent. We had electrical panel replaced; sub panels installed.installed motion sensor lights & basement lights. Emmanuel kept us apprised of the work status, as it was a rental property. Highly recommend Emron Electric, Inc."
 High Voltage systems
 Control system
 High Voltage controls
 Control system
 Electrical main panel upgrade

+9

Recommended by100%of homeowners
Avatar for Horizon Electric Group LLC
Horizon Electric Group LLC
5.0(
10
)

Serving San Ramon, 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

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

Serving San Ramon, 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

1 neighbors recently requested a quote
Recommended by88%of homeowners
Avatar for OSJ Electric
OSJ Electric
5.0(
8
)

Serving San Ramon, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2021

Free estimates

Warranties offered

"We had a great experience with OSJ Electric working on our garage remodeling project. Ossamu is a very detail oriented person, he thinks out all the possible options and comes up with the final solution. We got our electric panel upgraded, adding another panel and new wiring for adding more capacity, cleared all the walls of conduits and external wiring, running everything inside, installed recess lights, multiple new outlets, new focus lights on the outside moved solar panel to clear wall space and installed Tesla EV charger. The final outcome was much better than what we envisioned. Ossamu’s work is beyond expectation. He is creative and comes up with solutions to any electrical need we have. Their pricing is reasonable for the quality of work and service. I will highly recommend OSJ for any electrical work and would definitely go with them for any future electrical projects."
200A
200A Recessed.
200A
Inside
200A

+9

1 neighbors recently requested a quote
Recommended by87%of homeowners
Smoov Energy & Electric, Inc.
5.0(
8
)

Serving San Ramon, 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 time2 hrs
4 neighbors recently requested a quote
Recommended by100%of homeowners
...
Showing 1-10 of 289
FAQs for electrical wiring or panel upgrade projects in San Ramon, CA

Yes, a licensed electrician is essential for this project. Running an electrical service from the road to your house involves connecting to utility power lines, complying with national and local electrical codes, and safely handling high-voltage systems. 

Licensed professionals understand proper wire sizing, grounding requirements, and voltage drop calculations needed for safe installation. Most jurisdictions require permits and inspections that only certified professionals can obtain. The safety risks and potential for property damage make this project inappropriate for DIY attempts.

Overhead installations are less expensive than underground options. For a 1000-foot run, overhead service costs between $8,000 and $15,000, while underground service ranges from $10,000 to $25,000. 

Overhead lines require less labor and fewer materials since they don't need trenching or conduit. However, underground lines offer better protection from weather events and aesthetic benefits. Your decision should balance your budget constraints with long-term reliability and visual preferences.

You might need to upgrade your electrical panel depending on your power requirements. If your existing panel cannot handle the additional load from the extended service, upgrading to a 200-amp service (costing $750 to $2,000) may be necessary. 

A licensed electrician can evaluate your current system and determine if an upgrade is required. Factors include what you'll be powering at the end of the line, existing electrical demand, and whether voltage drop over the distance will affect performance.

Running electric service from the road to a house requires electrical permits from your local building department, costing between $500 and $2,000 depending on your location. You may also need excavation permits for trenching work if installing an underground service. Your utility company will have its own application process for connecting to its grid. A licensed electrical contractor can handle all the necessary permit applications as part of their service, ensuring your installation meets all local code requirements.

The San Ramon, 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.