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Electrical wiring or panel upgrade pros in Walnut Creek

Avatar for Five or Free Electrical Solutions
Five or Free Electrical Solutions
2015 Research Drive
4.74(
46
)
Approved Pro
Five or Free Electrical Solutions
2015 Research Drive
4.74(
46
)
Approved Pro
Customers say: Quick response
Recommended by 97% of Angi customers
Recommended by 97% of HomeAdvisor customers
12 local quotes requested

Here is how all of your fear and risk of being cheated with your electrical work vanishes with Five Or Free Electrical Solutions: We make 5 Promises up front to you that if we do not keep, your electrical work is done FREE. You pay nothing. Period. What 5 Promises? 1) Your Electrical Work Is Completed To Your Satisfaction 2) Your Home Is Left Neat and Tidy, Just As We Found It 3) Your Estimate Stays As Originally Quoted and Agreed Upon 4) Your Appointment Calls and Emails Are Returned Within A Business Day 5) You're Not Made To Wait For A Late Arrival* *If we arrive late without contacting you about our delay before our scheduled appointment, we will complete your electrical work for FREE! On top of our 5 Promises to you, you get 5 solid electrical guarantees from us that ensure not only that you'll never be left with a shabby, incomplete electrical job, but that we'll back for years all our electrical work and any material we use at no cost to you.

"Extremely professional and very reasonably priced. Their response was fast and efficient."

Ron A on October 2020

Here is how all of your fear and risk of being cheated with your electrical work vanishes with Five Or Free Electrical Solutions: We make 5 Promises up front to you that if we do not keep, your electrical work is done FREE. You pay nothing. Period. What 5 Promises? 1) Your Electrical Work Is Completed To Your Satisfaction 2) Your Home Is Left Neat and Tidy, Just As We Found It 3) Your Estimate Stays As Originally Quoted and Agreed Upon 4) Your Appointment Calls and Emails Are Returned Within A Business Day 5) You're Not Made To Wait For A Late Arrival* *If we arrive late without contacting you about our delay before our scheduled appointment, we will complete your electrical work for FREE! On top of our 5 Promises to you, you get 5 solid electrical guarantees from us that ensure not only that you'll never be left with a shabby, incomplete electrical job, but that we'll back for years all our electrical work and any material we use at no cost to you.

"Extremely professional and very reasonably priced. Their response was fast and efficient."

Ron A on October 2020


Avatar for OSJ Electric
OSJ Electric
3342 Sweet Dr
5.00(
2
)
Approved Pro
OSJ Electric
3342 Sweet Dr
5.00(
2
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
4 years of experience

With over 20 years of experience in the electrical industry, OSJ ELECTRIC is your industry expert in Contra Costa County. We pride ourselves on our extreme professionalism, attention to detail, and high quality work. Our customer satisfaction guarantee will assure you we will not leave your property until you are completely satisfied with our work. As a family and locally owned and operated business you can trust that we will treat your home as we would treat our own. Give us a call today we look forward to working with you!

"Very friendly and knowledgeable."

Karen C on November 2022

With over 20 years of experience in the electrical industry, OSJ ELECTRIC is your industry expert in Contra Costa County. We pride ourselves on our extreme professionalism, attention to detail, and high quality work. Our customer satisfaction guarantee will assure you we will not leave your property until you are completely satisfied with our work. As a family and locally owned and operated business you can trust that we will treat your home as we would treat our own. Give us a call today we look forward to working with you!

"Very friendly and knowledgeable."

Karen C on November 2022


Alrob Building Services
1110 West Mariposa Avenue
5.00(
1
)
Approved Pro
Alrob Building Services
1110 West Mariposa Avenue
5.00(
1
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
15 years of experience

Alrob Building Services, is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade, combined with ability, is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.

"Absolutely phenomenal service. My first Angie’s Handyman and Danny set the bar very high. Ran into some hiccups due to weird nonstandard preexisting setups and he took everything he encountered on the chin. Danny explained everything he did at every step and proposed creative solutions."

Yanick M on January 2023

Alrob Building Services, is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade, combined with ability, is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.

"Absolutely phenomenal service. My first Angie’s Handyman and Danny set the bar very high. Ran into some hiccups due to weird nonstandard preexisting setups and he took everything he encountered on the chin. Danny explained everything he did at every step and proposed creative solutions."

Yanick M on January 2023


JLL Electric Company
155 Hillside Lane
New on HomeAdvisorNew on Angi
Approved Pro
JLL Electric Company
155 Hillside Lane
New on AngiNew on HomeAdvisor
Approved Pro
4 years of experience
Free onsite estimate

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business!

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business!


ED'S ELECTRIC
4501 14TH AVENUE
5.00(
1
)
Approved Pro
ED'S ELECTRIC
4501 14TH AVENUE
5.00(
1
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
25 years of experience

ED'S ELECTRIC is currently serving Sacramento and the surrounding areas. For a job well done with your residential services, please give us a call today. All estimates are free for perspective customers.

"Eduardo was very professional and helpful! Will definitely call him again when I have another project in mind."

Debbie M on January 2023

ED'S ELECTRIC is currently serving Sacramento and the surrounding areas. For a job well done with your residential services, please give us a call today. All estimates are free for perspective customers.

"Eduardo was very professional and helpful! Will definitely call him again when I have another project in mind."

Debbie M on January 2023


Avatar for Perfect Star Heating and Air Conditioning
Perfect Star Heating and Air Conditioning
4415 Cowell Road
4.91(
240
)
Approved Pro
Perfect Star Heating and Air Conditioning
4415 Cowell Road
4.91(
240
)
Approved Pro
Super Service Award
Customers say: Quick response
Recommended by 91% of Angi customers
Recommended by 91% of HomeAdvisor customers
572 local quotes requested

With over 30 years of experience, Perfect Star Heating, Cooling, & Electrical is a locally owned and operated family business serving Alameda & Contra Costa County. We service all makes and models, offering top-quality comfort and energy efficiency solutions. Specializing in Furnace/Heating, Air Conditioning, and Ductless Mini-Split installation, we also provide repair and maintenance for Central HVAC systems, Ductwork, Indoor Air Quality, Electrical Repair & Installation, and Solar Installation. Free estimates are available for HVAC system replacement, new installations, and solar solutions. As a Lennox Premier Dealer, Daikin Comfort Pro, and WellAir Elite dealer, we are Diamond Certified, hold an A+ BBB Rating, and have been voted “The Best Heating & Air Company” and “The Most Community-Minded Company” by The Press in Brentwood, CA for two years. We are also SFGATE’s Best of the Bay Area Heating & A/C Service provider.

"Quick and well priced work. Friendly electrician who did everything in a professional manner. "

Kevin E on July 2025

With over 30 years of experience, Perfect Star Heating, Cooling, & Electrical is a locally owned and operated family business serving Alameda & Contra Costa County. We service all makes and models, offering top-quality comfort and energy efficiency solutions. Specializing in Furnace/Heating, Air Conditioning, and Ductless Mini-Split installation, we also provide repair and maintenance for Central HVAC systems, Ductwork, Indoor Air Quality, Electrical Repair & Installation, and Solar Installation. Free estimates are available for HVAC system replacement, new installations, and solar solutions. As a Lennox Premier Dealer, Daikin Comfort Pro, and WellAir Elite dealer, we are Diamond Certified, hold an A+ BBB Rating, and have been voted “The Best Heating & Air Company” and “The Most Community-Minded Company” by The Press in Brentwood, CA for two years. We are also SFGATE’s Best of the Bay Area Heating & A/C Service provider.

"Quick and well priced work. Friendly electrician who did everything in a professional manner. "

Kevin E on July 2025



Avatar for Voltex Power Solutions
Voltex Power Solutions
4730 Broomtail Court
4.91(
11
)
Approved Pro
Voltex Power Solutions
4730 Broomtail Court
4.91(
11
)
Approved Pro
1 years of experience
Free onsite estimate

We pride ourselves on our professionalism, as well as our ability to complete every job to the homeowner's total satisfaction. We never leave a job unfinished, or a homeowner not 100% satisfied with our level of service - Call today!

"I had a great experience working with Voltex. He arrived when he said he would, was respectful of our home and easy to work with. I appreciated the professionalism and electrical expertise. I would hire Voltex again. "

Debi W on July 2025

We pride ourselves on our professionalism, as well as our ability to complete every job to the homeowner's total satisfaction. We never leave a job unfinished, or a homeowner not 100% satisfied with our level of service - Call today!

"I had a great experience working with Voltex. He arrived when he said he would, was respectful of our home and easy to work with. I appreciated the professionalism and electrical expertise. I would hire Voltex again. "

Debi W on July 2025


R&S ELECTRIC & BUILDERS, INC
2610 Reyes Ln
5.00(
2
)
Approved Pro
R&S ELECTRIC & BUILDERS, INC
2610 Reyes Ln
5.00(
2
)
Approved Pro
11 years of experience
Free onsite estimate

At R & S Electric & Builders, we focus on getting the job done right the first time and we pride ourselves in all of our work. We believe in being proactive when dealing with all of our customers and we never are finished until our customers are fully satisfied. Call us first for a professional job well done.

"Josue,s work was excellent and the work was made on time"

Roman L on April 2025

At R & S Electric & Builders, we focus on getting the job done right the first time and we pride ourselves in all of our work. We believe in being proactive when dealing with all of our customers and we never are finished until our customers are fully satisfied. Call us first for a professional job well done.

"Josue,s work was excellent and the work was made on time"

Roman L on April 2025


Avatar for Five-O-Electric
Five-O-Electric
2324 Camelback Drive
New on HomeAdvisorNew on Angi
Approved Pro
Five-O-Electric
2324 Camelback Drive
New on AngiNew on HomeAdvisor
Approved Pro
42 years of experience

Here at Five-O-Electric, we have over 40 years of experience and we take great pride in our expertise, quality, and customer service that we provide to meet the consumer’s needs. It is our mission to provide excellent workmanship and complete customer satisfaction from the start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job. Give Five-O-Electric a call today, we look forward to working with you!

Here at Five-O-Electric, we have over 40 years of experience and we take great pride in our expertise, quality, and customer service that we provide to meet the consumer’s needs. It is our mission to provide excellent workmanship and complete customer satisfaction from the start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job. Give Five-O-Electric a call today, we look forward to working with you!

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FAQs for electrical wiring or panel upgrade projects in Walnut Creek, CA

HVAC systems consume the largest portion of household electricity, as they operate frequently throughout the year. Water heaters represent another significant energy user in most homes, along with refrigerators that run continuously. Clothes dryers, dishwashers, and cooking appliances also contribute substantially to electricity usage. Entertainment systems, particularly those left in standby mode, can collectively add meaningful amounts to monthly bills.

Time-of-use electricity plans charge different rates depending on when you use power. Peak hours—typically weekday afternoons and evenings—come with premium rates, while overnight and weekend hours often feature discounted pricing. Households that can shift major electricity usage to off-peak hours may benefit from these plans. The effectiveness depends on your schedule flexibility and ability to run major appliances during lower-rate periods.

Solar power systems represent a significant investment, currently averaging between $18,115 and $35,165 for residential installations. The financial benefit varies based on your location's sun exposure, local electricity rates, and available incentives. Homes with consistently high electricity bills see better returns on solar investments. Many homeowners consider both immediate savings and property value enhancement when evaluating solar options. Contact solar panel installers near you to discuss the potential costs and benefits for your home. 

The Walnut Creek, 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.
Electrical outlet with three slot receptacles installed on the kitchen island
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Woman in modern kitchen opening fridge
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new home circuit breaker electrical panel on garage wall
Apr 15, 2025
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Find out how much it costs to replace or upgrade an electrical panel. Read on for pricing breakdowns, cost factors, and when it’s time to upgrade your panel.
modern black metal lighting fixtures hanging in dining room
Apr 16, 2025
Apr 16, 2025
The cost to replace a light fixture depends on the type and number of fixtures you have. Use this guide to plan your budget.
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