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Electrical wiring or panel upgrade pros in Berkeley

Avatar for KJ ELECTRIC
KJ ELECTRIC
12 Kara Rd
New on HomeAdvisorNew on Angi
Approved Pro
KJ ELECTRIC
12 Kara Rd
New on AngiNew on HomeAdvisor
Approved Pro
2 years of experience
Free onsite estimate

Detailed efficient dependable With over 10 years of experience, I take pride in my quality craftsmanship. We are owner operated, and believe in building long-term relationships with our clients by delivering honesty along with exceptional work. We pride our company on reliability, great communication, integrity, and customer service. We are experts in our trade and will do our best to keep you as educated as we can on your particular project. We work for our customers on their schedule, as to make it as convenient as possible for you! We look forward to working with you!

Detailed efficient dependable With over 10 years of experience, I take pride in my quality craftsmanship. We are owner operated, and believe in building long-term relationships with our clients by delivering honesty along with exceptional work. We pride our company on reliability, great communication, integrity, and customer service. We are experts in our trade and will do our best to keep you as educated as we can on your particular project. We work for our customers on their schedule, as to make it as convenient as possible for you! We look forward to working with you!


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


Traube Construction Company
848 Edinburgh St
5.00(
2
)
Approved Pro
Traube Construction Company
848 Edinburgh St
5.00(
2
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
22 years of experience

Traube Construction Co Inc, 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.

"The technicians at Traube Construction Company are highly skilled and knowledgeable about HVAC repair. I was impressed by their attention to detail and how they ensured everything was set up perfectly. I would definitely recommend them to anyone needing HVAC services."

Tanya S on July 2024

Traube Construction Co Inc, 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.

"The technicians at Traube Construction Company are highly skilled and knowledgeable about HVAC repair. I was impressed by their attention to detail and how they ensured everything was set up perfectly. I would definitely recommend them to anyone needing HVAC services."

Tanya S on July 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


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!


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!


Earle's Lo-Cost Electric
3024 Maxwell Ave
5.00(
2
)
Approved Pro
Earle's Lo-Cost Electric
3024 Maxwell Ave
5.00(
2
)
Approved Pro
50 years of experience
Free onsite estimate

We are 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.

"Earle is Great! He took care of getting the permits so I did not have to! Upgrade was done quickly but attention to detail. Waiting for the inspection (not in his control) took a while but we passed with no problems due to his fine work and experience! Will call Earle for our next project! "

Ric K on May 2025

We are 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.

"Earle is Great! He took care of getting the permits so I did not have to! Upgrade was done quickly but attention to detail. Waiting for the inspection (not in his control) took a while but we passed with no problems due to his fine work and experience! Will call Earle for our next project! "

Ric K on May 2025


Avatar for Sepanta Electric, Inc.
Sepanta Electric, Inc.
8203 Admiralty Lane
5.00(
5
)
Approved Pro
Sepanta Electric, Inc.
8203 Admiralty Lane
5.00(
5
)
Approved Pro
Super Service Award
Customers say: Quality work
36 local quotes requested
9 years of experience

At Sepanta Electric, we take immense pride in providing top-quality electrical services with a strong emphasis on customer satisfaction. Founded by Ben, an experienced professional with 15 years of industry expertise, our company has been serving clients since 2016. Our Commitment At the core of our business philosophy is a dedication to delivering outstanding results, upholding the highest standards of quality and safety. We believe in exceeding our customers' expectations through exceptional workmanship and attention to detail. Your satisfaction is our utmost priority. Find more info at WWW.sepantaelectric.com

"Ben and his team were professional and courteous throughout the process; from initial assessment, to obtaining the proper permits and of course the installation, testing and sign-off. Ben communicated effectively and involved me in the decision-making process along the way. The project was completed on-time and on-budget."

Jose B on July 2024

At Sepanta Electric, we take immense pride in providing top-quality electrical services with a strong emphasis on customer satisfaction. Founded by Ben, an experienced professional with 15 years of industry expertise, our company has been serving clients since 2016. Our Commitment At the core of our business philosophy is a dedication to delivering outstanding results, upholding the highest standards of quality and safety. We believe in exceeding our customers' expectations through exceptional workmanship and attention to detail. Your satisfaction is our utmost priority. Find more info at WWW.sepantaelectric.com

"Ben and his team were professional and courteous throughout the process; from initial assessment, to obtaining the proper permits and of course the installation, testing and sign-off. Ben communicated effectively and involved me in the decision-making process along the way. The project was completed on-time and on-budget."

Jose B on July 2024


Avatar for Boyes Electric Inc
Boyes Electric Inc
2617 Old Del Monte St
5.00(
3
)
Approved Pro
Boyes Electric Inc
2617 Old Del Monte St
5.00(
3
)
Approved Pro
Customers say: Quick response
50 local quotes requested
7 years of experience

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!

"Alexis arrived when he said he would. He found the problem quickly and fixed it. He checked to make sure everything was fixed. He was friendly and pleasant. He suggested some updates but was not pushy to have them completed now. I would certainly call him again for future problems"

Bety S on March 2025

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!

"Alexis arrived when he said he would. He found the problem quickly and fixed it. He checked to make sure everything was fixed. He was friendly and pleasant. He suggested some updates but was not pushy to have them completed now. I would certainly call him again for future problems"

Bety S on March 2025


Avatar for Nextgen Electric
Nextgen Electric
133 Dorchester Avenue
4.90(
5
)
Approved Pro
Nextgen Electric
133 Dorchester Avenue
4.90(
5
)
Approved Pro
Customers say: True professional
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
12 local quotes requested

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!

"They made it so easy to get a quote and schedule the work. Highly recommend."

Heidi A on July 2024

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!

"They made it so easy to get a quote and schedule the work. Highly recommend."

Heidi A on July 2024

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Electrical wiring or panel upgrades FAQs

Installing electrical service to a detached garage costs between $1,000 and $3,800, with the exact price depending on your specific requirements and the distance from your home. This project may include a subpanel installation if you need multiple circuits or higher capacity. The complexity of your electrical needs, the garage's intended use, and your location all influence the total investment required for a properly installed and code-compliant system.

Most local building departments require permits for electrical work connecting separate structures, with permit fees ranging from $25 to $200. Professional electricians are licensed to perform this type of work in most states, and they often handle the permit process as part of their service. Skipping required permits could potentially create issues with insurance coverage or future property transactions, making proper documentation an important consideration.

For safety and legal reasons, hiring a licensed electrician is highly recommended for connecting electrical service to a detached garage. Electrical work involving separate structures requires specialized knowledge of codes, proper materials, and safety protocols. While homeowners might handle certain aspects like trenching to save on costs, the actual electrical connections should be performed by qualified professionals to ensure safety, reliability, and compliance with local building regulations.

The timeline for installing electrical service to a detached garage spans from several days to a couple of weeks, depending on project complexity. The process includes planning, obtaining permits, trenching, electrical installation, and any necessary finishing work. Weather conditions, contractor availability, and permit processing times can all affect the overall schedule. Your electrician can provide a more specific timeline based on your property's unique characteristics and project requirements.

Underground electrical installations for detached garages tend to use conduit systems rather than direct burial cables, as conduit provides superior protection for the wiring. While specific installation methods may vary based on local codes and site conditions, professional electricians often recommend running electrical lines underground via conduit for detached structures. This approach helps ensure long-term durability and simplifies any future maintenance or modifications to the system.

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