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Find Electrical wiring or panel upgrade pros in San Leandro

Avatar for Single Line Electric

Single Line Electric

18234 Leather Oak Rd
4.95(
40
)
Approved Pro

Single Line Electric

18234 Leather Oak Rd
4.95(
40
)
Approved Pro
Super Service Award
Customers say: True professional
Recommended by 92% of Angi customers
Recommended by 92% of HomeAdvisor customers
35 local quotes requested

Single Line Electric 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. 20 years exp

"Nery was excellent on time and did a great job. Would totally recommend them."

Shirley B on August 2025

Single Line Electric 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. 20 years exp

"Nery was excellent on time and did a great job. Would totally recommend them."

Shirley B on August 2025


Avatar for Atomic Telecomm & Electrical Inc.

Atomic Telecomm & Electrical Inc.

671 S Orchard Ave Unit 306
4.94(
8
)
Approved Pro

Atomic Telecomm & Electrical Inc.

671 S Orchard Ave Unit 306
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


Avatar for All In Electric

All In Electric

3336 Bridge Rd
5.00(
9
)
Approved Pro

All In Electric

3336 Bridge Rd
5.00(
9
)
Approved Pro
Customers say: Quick response
2 years of experience

We can take on a wide range of residential and commercial electrical projects to include full installation for additions and remodels as well as wiring/panel upgrades, 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.

"Jessie was here on time, performed at an outstanding level of ability and was very professional and time efficient. All in all this was a very excellent experience. Highly recommended."

terry a on September 2025

We can take on a wide range of residential and commercial electrical projects to include full installation for additions and remodels as well as wiring/panel upgrades, 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.

"Jessie was here on time, performed at an outstanding level of ability and was very professional and time efficient. All in all this was a very excellent experience. Highly recommended."

terry a on September 2025


Baris Electric LLC

32467 Nancy Ct
New on HomeAdvisorNew on HomeAdvisor
Approved Pro

Baris Electric LLC

32467 Nancy Ct
New on HomeAdvisorNew 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


Avatar for Voltex Power Solutions

Voltex Power Solutions

4730 Broomtail Court
4.83(
6
)
Approved Pro

Voltex Power Solutions

4730 Broomtail Court
4.83(
6
)
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!

"Hector is reliable and does an excellent job. He's professional and reasonable with his price. "

Christopher B on October 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!

"Hector is reliable and does an excellent job. He's professional and reasonable with his price. "

Christopher B on October 2025


Avatar for Perfect Star Heating and Air Conditioning

Perfect Star Heating and Air Conditioning

4415 Cowell Road
4.91(
247
)
Approved Pro

Perfect Star Heating and Air Conditioning

4415 Cowell Road
4.91(
247
)
Approved Pro
Super Service Award
Customers say: Quick response
957 local quotes requested
9 years of experience

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.

"Gio was an excellent service tech. He was knowledgeable, personable, and courteous. He solved all the issues with my A/C efficiently and cheerfully. We have used Perfect Star before and Gio reflected their excellence"

Olivia B on September 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.

"Gio was an excellent service tech. He was knowledgeable, personable, and courteous. He solved all the issues with my A/C efficiently and cheerfully. We have used Perfect Star before and Gio reflected their excellence"

Olivia B on September 2025


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


Avatar for Tension Electric LLC

Tension Electric LLC

777 State St Apt C
4.60(
5
)
Approved Pro

Tension Electric LLC

777 State St Apt C
4.60(
5
)
Approved Pro
3 years of experience
Free onsite estimate

Tension Electric LLC has built an excellent reputation for customer satisfaction by providing quick estimates, great attention to detail, and competitive pricing. We service both residential and commercial properties. We give you the peace of mind you need to give your home the attention it deserves. Call us today and let's get started! DISCOUNTS APPLY!!!!! SENIORS DISCOUNTS 20%

"Overpriced fix. "

Janet B on August 2025

Tension Electric LLC has built an excellent reputation for customer satisfaction by providing quick estimates, great attention to detail, and competitive pricing. We service both residential and commercial properties. We give you the peace of mind you need to give your home the attention it deserves. Call us today and let's get started! DISCOUNTS APPLY!!!!! SENIORS DISCOUNTS 20%

"Overpriced fix. "

Janet B on August 2025


Island Electric

2066 Alameda Ave
New on HomeAdvisorNew on HomeAdvisor
Approved Pro

Island Electric

2066 Alameda Ave
New on HomeAdvisorNew 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!

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FAQs for electrical wiring or panel upgrade projects in San Leandro, CA

Electrical wiring can last between 50 and 70 years if properly installed and maintained. However, factors like moisture damage and overloading outlets can shorten this lifespan. To extend your wiring's life, unplug electronics when not in use, avoid overloading outlets, and schedule regular electrical inspections every five to ten years.

If your house was built in the 1960s and hasn't been rewired, it likely needs it. Older homes may have outdated wiring like knob-and-tube, which poses fire risks due to flammable insulation. Rewiring ensures safety and may also require updating your circuit panel, outlets, switches, and fixtures. Contact a local electrician to help with your rewiring needs.

Yes, rewiring your house is worth it, especially if your wiring is outdated. It improves safety by reducing fire risks and can increase your property's value. However, you may not need a full rewire. A home inspector can tell you if a partial rewire will bring your home up to code.

Yes, you can sometimes rewire a house without removing walls. Electricians might access wiring through attics, basements, or crawl spaces, or make small holes to run new wires. However, this isn't always possible, and in some cases, removing sections of walls is necessary to ensure the wiring is installed safely and meets code.

A house should typically be rewired every 25 years to maintain safety. Over time, wiring deteriorates, increasing fire risks. Regular electrical inspections every five to ten years help assess the need for rewiring. Staying proactive with maintenance ensures a safe, efficient electrical system and prevents potential hazards before they become serious issues.

The San Leandro, 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.