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Electrical wiring or panel upgrade pros in Castro Valley

Avatar for Robert A. Tucknott & Associates, Inc.
Robert A. Tucknott & Associates, Inc.
186 Airway Blvd
5.00(
2
)
Approved Pro
Robert A. Tucknott & Associates, Inc.
186 Airway Blvd
5.00(
2
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
19 local quotes requested

Tucknott Electric Co.is a full service electrical contracting company that has been in business for 52 years. We are primarily a commercial contractor but also do residential work as well. No project is ever too small. We are committed to our customers and their needs. Just know we do have a minimum trip charge of 2 hours at our $190 hourly rate.

"I was very fortunate they were available immediately, as we are in the middle of a landscaping project, and came across some old wiring. They showed up, did the work, efficiently and professionally, and it was handled within the day. Very grateful!"

lori g on March 2024

Tucknott Electric Co.is a full service electrical contracting company that has been in business for 52 years. We are primarily a commercial contractor but also do residential work as well. No project is ever too small. We are committed to our customers and their needs. Just know we do have a minimum trip charge of 2 hours at our $190 hourly rate.

"I was very fortunate they were available immediately, as we are in the middle of a landscaping project, and came across some old wiring. They showed up, did the work, efficiently and professionally, and it was handled within the day. Very grateful!"

lori g on March 2024


Avatar for Atomic Telecomm & Electrical Inc.
Atomic Telecomm & Electrical Inc.
1251 Delacy Ave
4.94(
8
)
Approved Pro
Atomic Telecomm & Electrical Inc.
1251 Delacy Ave
4.94(
8
)
Approved Pro
Customers say: Quick response
35 years of experience
Free onsite estimate

We can take on a wide range of residential projects to include computer network or wiring, telephone, security system installs and a variety of other projects. We take pride in the quality of our work and our commitment to outstanding results. We look forward to building strong, long-term relationships with our clients and guarantee your satisfaction.

"Job was tough due to small working space. They persisted and got the work done! Appreciated the extra help with cleanup and arranging the dryer for maximum efficiency."

Sheree L on November 2024

We can take on a wide range of residential projects to include computer network or wiring, telephone, security system installs and a variety of other projects. We take pride in the quality of our work and our commitment to outstanding results. We look forward to building strong, long-term relationships with our clients and guarantee your satisfaction.

"Job was tough due to small working space. They persisted and got the work done! Appreciated the extra help with cleanup and arranging the dryer for maximum efficiency."

Sheree L on November 2024


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


Baris Electric LLC
32467 Nancy Ct
New on HomeAdvisorNew on Angi
Approved Pro
Baris Electric LLC
32467 Nancy Ct
New on AngiNew on HomeAdvisor
Approved Pro
18 years of experience
Free onsite estimate

Baris Electric LLC 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 customer's interests, and make their concerns the basis of our business.

Baris Electric LLC 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 customer's interests, and make their concerns the basis of our business.


Avatar for HOERZ ELECTRIC
HOERZ ELECTRIC
39885 WYATT LN
5.00(
5
)
Approved Pro
HOERZ ELECTRIC
39885 WYATT LN
5.00(
5
)
Approved Pro
Customers say: Quality work
11 years of experience

We take great pride in our experience, 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 the 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.

"You can't go wrong with Hoerz Electric. We recently had them do electrical work in our kitchen remodel. And let me just say, WOW! Chris and Mike were thorough, honest, and did a great job. We are very happy with the work they did, and can't recommend them enough!"

Andrew L on December 2024

We take great pride in our experience, 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 the 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.

"You can't go wrong with Hoerz Electric. We recently had them do electrical work in our kitchen remodel. And let me just say, WOW! Chris and Mike were thorough, honest, and did a great job. We are very happy with the work they did, and can't recommend them enough!"

Andrew L on December 2024


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!



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


Island Electric
2066 Alameda Ave
New on HomeAdvisorNew on Angi
Approved Pro
Island Electric
2066 Alameda Ave
New on AngiNew on HomeAdvisor
Approved Pro
9 years of experience

At Island Electic we pride ourselves on being the best Electrical company in the area. We've built an excellent reputation for customer satisfaction by providing quick estimates, a great attention to detail, and competitive pricing. Being a screened and approved professional gives you the peace of mind you need to allow us to give your home the attention it deserves. Call us today and let's get started!

At Island Electic we pride ourselves on being the best Electrical company in the area. We've built an excellent reputation for customer satisfaction by providing quick estimates, a great attention to detail, and competitive pricing. Being a screened and approved professional gives you the peace of mind you need to allow us to give your home the attention it deserves. Call us today and let's get started!


Avatar for ARECHIGA POWER
ARECHIGA POWER
PO BOX 981
5.00(
9
)
Approved Pro
ARECHIGA POWER
PO BOX 981
5.00(
9
)
Approved Pro
Customers say: Quick response
18 local quotes requested
3 years of experience

Here at Arechiga Power we are a fully licensed and insured electrical company working with residential and commercial properties. No job is too large or small for us and we pride ourselves on our professionalism and skillset.

"Mr. Arechiga disconnected our old knob-an tube and grounded our 2 story home. We also had him upgrade our main panel to 200A solar ready. His responsiveness and professionalism made us feel safe and made this experience extremely easy. He was able to accommodate us within the week we highly recommend him!!"

Natalie F on January 2025

Here at Arechiga Power we are a fully licensed and insured electrical company working with residential and commercial properties. No job is too large or small for us and we pride ourselves on our professionalism and skillset.

"Mr. Arechiga disconnected our old knob-an tube and grounded our 2 story home. We also had him upgrade our main panel to 200A solar ready. His responsiveness and professionalism made us feel safe and made this experience extremely easy. He was able to accommodate us within the week we highly recommend him!!"

Natalie F on January 2025

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FAQs for electrical wiring or panel upgrade projects in Castro Valley, 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 Castro Valley, 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.
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