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Find Electrical wiring or panel upgrade pros in Spartanburg

Avatar for Griffin Electric

Griffin Electric

4.89(
311
)
Approved Pro

Griffin Electric

4.89(
311
)
Approved Pro
Customers say: Quick response
Recommended by 97% of Angi customers
Recommended by 97% of HomeAdvisor customers
54 years of experience

Family owned & operated Greer based Electrical company servicing Greenville/Spartanburg / Pickens areas since 1982. We can handle all of your electrical needs. Residential, Commercial, Industrial, Troubleshooting and Repair, House Upgrades, Panel Changes, Wiring, Lighting, Ceiling Fans, Generator Hookups, and Security Lighting. Call us today for service.

"It went great. Arrived on time and got to work immediately. Finished hard work in good time. Mike and his crew are knowledgeable, skilled, and very pleasant to work with. Have used before, recommended to others, and will use again."

John A on September 2024

Family owned & operated Greer based Electrical company servicing Greenville/Spartanburg / Pickens areas since 1982. We can handle all of your electrical needs. Residential, Commercial, Industrial, Troubleshooting and Repair, House Upgrades, Panel Changes, Wiring, Lighting, Ceiling Fans, Generator Hookups, and Security Lighting. Call us today for service.

"It went great. Arrived on time and got to work immediately. Finished hard work in good time. Mike and his crew are knowledgeable, skilled, and very pleasant to work with. Have used before, recommended to others, and will use again."

John A on September 2024


Avatar for US Energy Solutions, LLC

US Energy Solutions, LLC

4.78(
136
)
Approved Pro

US Energy Solutions, LLC

4.78(
136
)
Approved Pro
Customers say: Quick response
Recommended by 92% of Angi customers
Recommended by 92% of HomeAdvisor customers
11 years of experience

U.S. Energy Solutions is a licensed and insured Electrical and HVAC contractor that specializes in energy-saving and energy-generation products and services. We strive to excel in the areas of reliability, great communication, integrity, and quality work. We strongly believe in giving our absolute best in all the work we perform. We are experts and will always take pictures of each stage of work and keep you informed with your project's progress. Our goal is to provide an excellent 5-Star experience for all or our customers. Please visit www.WhyGreenEnergy.com to see our customer reviews. I'm Don Redman the owner and guarantee that you'll be glad that you did business with us!

"Very professional and very prompt. Good value and I would hire this company again. Highly recommend!"

Mary H on August 2024

U.S. Energy Solutions is a licensed and insured Electrical and HVAC contractor that specializes in energy-saving and energy-generation products and services. We strive to excel in the areas of reliability, great communication, integrity, and quality work. We strongly believe in giving our absolute best in all the work we perform. We are experts and will always take pictures of each stage of work and keep you informed with your project's progress. Our goal is to provide an excellent 5-Star experience for all or our customers. Please visit www.WhyGreenEnergy.com to see our customer reviews. I'm Don Redman the owner and guarantee that you'll be glad that you did business with us!

"Very professional and very prompt. Good value and I would hire this company again. Highly recommend!"

Mary H on August 2024


Avatar for Firefly Electric LLC

Firefly Electric LLC

5.00(
34
)
Approved Pro

Firefly Electric LLC

5.00(
34
)
Approved Pro
Customers say: True professional
Recommended by 97% of Angi customers
Recommended by 97% of HomeAdvisor customers
4 years of experience

FIREFLY 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 customers interests and make their concerns the basis of our business. 14 years of experience.

"Job was done quickly and efficiently. Options were discussed and weighed. I took a chance to cut power when it was so cold, but Vitaliy had the large part done and inspected such that we were only without power around 26 hours (one night). The job included many challenges: new ground, new meter box/panel, generator cutout, 2 new 240v circuits. All at a very fair price. Now I know who to call."

Dennis E on January 2025

FIREFLY 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 customers interests and make their concerns the basis of our business. 14 years of experience.

"Job was done quickly and efficiently. Options were discussed and weighed. I took a chance to cut power when it was so cold, but Vitaliy had the large part done and inspected such that we were only without power around 26 hours (one night). The job included many challenges: new ground, new meter box/panel, generator cutout, 2 new 240v circuits. All at a very fair price. Now I know who to call."

Dennis E on January 2025


Avatar for Dunn Electrical Services

Dunn Electrical Services

5.00(
29
)
Approved Pro

Dunn Electrical Services

5.00(
29
)
Approved Pro
Super Service Award
Customers say: Quick response
Recommended by 93% of Angi customers
Recommended by 93% of HomeAdvisor customers
7 years of experience

We can take care of all your residential electrical needs. From rewiring your home to setting up hot tubs and pools we do it all. What makes us stand out is that we are young guys that do quality work at an affordable price. We have been in business for 4 years and we are set on delivering innovative ways to make your home better.

"Job done right and fast! "

Robert P on December 2025

We can take care of all your residential electrical needs. From rewiring your home to setting up hot tubs and pools we do it all. What makes us stand out is that we are young guys that do quality work at an affordable price. We have been in business for 4 years and we are set on delivering innovative ways to make your home better.

"Job done right and fast! "

Robert P on December 2025


Avatar for U.S. Energy Solutions

U.S. Energy Solutions

4.92(
64
)
Approved Pro

U.S. Energy Solutions

4.92(
64
)
Approved Pro
Customers say: Quality work
Recommended by 96% of Angi customers
Recommended by 96% of HomeAdvisor customers
11 years of experience

Solar Energy and storage experts for both residential and commercial properties, We offer the best quality including Tesla PowerWall 3 and provide a FREE comprehensive assessment of your property and prescribe ways for you to become energy grid independent while saving money on your energy consumption. Additionally, we can help you to qualify for state and federal tax credits that will help you to save the maximum amount of money offered through government subsidy programs for making energy-saving improvements. We offer several no-out of pocket or money-down, financing options that are generally much lower than your current monthly electric costs. Transfer your regular budgeted costs from the power company and invest that instead into your own property and become energy independent!

"5 stars! Mark Chapman with US Energy Solutions just installed a manual transfer switch box for my portable generator. The work was done professionally, on time, and very reasonably priced. Mark tested the install before he finished and it was perfect the first time. He was knowledgeable and experienced. My next electrical project will start with a call to Mark!"

John R on January 2026

Solar Energy and storage experts for both residential and commercial properties, We offer the best quality including Tesla PowerWall 3 and provide a FREE comprehensive assessment of your property and prescribe ways for you to become energy grid independent while saving money on your energy consumption. Additionally, we can help you to qualify for state and federal tax credits that will help you to save the maximum amount of money offered through government subsidy programs for making energy-saving improvements. We offer several no-out of pocket or money-down, financing options that are generally much lower than your current monthly electric costs. Transfer your regular budgeted costs from the power company and invest that instead into your own property and become energy independent!

"5 stars! Mark Chapman with US Energy Solutions just installed a manual transfer switch box for my portable generator. The work was done professionally, on time, and very reasonably priced. Mark tested the install before he finished and it was perfect the first time. He was knowledgeable and experienced. My next electrical project will start with a call to Mark!"

John R on January 2026


Avatar for Greens Electrical

Greens Electrical

4.96(
23
)
Approved Pro

Greens Electrical

4.96(
23
)
Approved Pro
Customers say: Quick response
Recommended by 91% of Angi customers
Recommended by 91% of HomeAdvisor customers
26 years of experience

We offer a wide range of Electrical needs. From trouble shooting to complete rewires, nothing is too big or too small. Free quotes and family oriented. Give Robert Green a call to schedule a quote at 864-207-3823. We work in the upstate area, Seneca, Clemson, Greenville, Spartanburg, Anderson.

"Mr. Green TRULY puts the customer first! He installed a whole house generator for me last August and called to check on us 6 months later because bad weather is coming. Brought me a key and showed me (again) how to add oil. I had several estimates and he beat other prices by several thousand $ AND he installed a bigger generator! I will definitely hire him again and recommend him to every one!! 5 star service *****!!"

Jana E on January 2026

We offer a wide range of Electrical needs. From trouble shooting to complete rewires, nothing is too big or too small. Free quotes and family oriented. Give Robert Green a call to schedule a quote at 864-207-3823. We work in the upstate area, Seneca, Clemson, Greenville, Spartanburg, Anderson.

"Mr. Green TRULY puts the customer first! He installed a whole house generator for me last August and called to check on us 6 months later because bad weather is coming. Brought me a key and showed me (again) how to add oil. I had several estimates and he beat other prices by several thousand $ AND he installed a bigger generator! I will definitely hire him again and recommend him to every one!! 5 star service *****!!"

Jana E on January 2026


"I needed a separate electrical hookup for a double oven. New Concept responded quickly and came out to give me an estimate. He later returned within three days to do the job quickly and professionally. I would definitely hire again and recommend."

Janice B on December 2025

We are a licensed and insured electrical contractor in the Greenville area with 20 years in the trade. Honest, affordable, punctual and we love what we do.

"I needed a separate electrical hookup for a double oven. New Concept responded quickly and came out to give me an estimate. He later returned within three days to do the job quickly and professionally. I would definitely hire again and recommend."

Janice B on December 2025


Homeland Electric LLC

5.00(
14
)
Approved Pro

Homeland Electric LLC

5.00(
14
)
Approved Pro
Super Service Award
1 years of experience
Free onsite estimate

We pride our company on reliability, great communication, integrity, and quality work. Our top priority is customer satisfaction and will go the extra mile. We are experts in our trade and will work with you from conception to competition. We strive in making all clients, repeat clients. Call us today you will be relieved you did. Thank you

"they get a 5 star "

Rogelio L on September 2025

We pride our company on reliability, great communication, integrity, and quality work. Our top priority is customer satisfaction and will go the extra mile. We are experts in our trade and will work with you from conception to competition. We strive in making all clients, repeat clients. Call us today you will be relieved you did. Thank you

"they get a 5 star "

Rogelio L on September 2025


Avatar for Mr. Electric of Greer

Mr. Electric of Greer

4.90(
15
)
Approved Pro

Mr. Electric of Greer

4.90(
15
)
Approved Pro
Customers say: Quick response
3 years of experience
Free onsite estimate

Mr. Electric of Greer is proud to be a locally owned and operated business with years of experience and unmatched expertise. Since opening our doors we have built our company on providing customers with the highest quality products and service at a fair price. Our customers can count on our technicians to be timely, tidy and when the job is done, that they will be 100% satisfied with the work completed. From panel upgrades to exterior lighting, generators to EV Charging stations, we can help with any and all of your electrical needs.

"yes, did job well"

Scott W on January 2026

Mr. Electric of Greer is proud to be a locally owned and operated business with years of experience and unmatched expertise. Since opening our doors we have built our company on providing customers with the highest quality products and service at a fair price. Our customers can count on our technicians to be timely, tidy and when the job is done, that they will be 100% satisfied with the work completed. From panel upgrades to exterior lighting, generators to EV Charging stations, we can help with any and all of your electrical needs.

"yes, did job well"

Scott W on January 2026


Current Electric LLC

5.00(
10
)
Approved Pro

Current Electric LLC

5.00(
10
)
Approved Pro
Customers say: Quick response
10 years of experience
Free onsite estimate

We are a locally owned and operated company. We value honesty and integrity in all aspects of our business. We offer a variety of home improvement services that are customized to each individual project. We pride ourselves on the quality of our work, as well as our commitment to outstanding results. We look forward to building lasting relationships with our clients and guarantee your satisfaction!

"I received excellent service from Mathias. He was friendly, knowledgeable, and very efficient. I was amazed at how quick he called me back, how quick he showed up, and how quick he got the job done. I will definitely be calling again and referring to all of my family & friends."

Irene K on October 2025

We are a locally owned and operated company. We value honesty and integrity in all aspects of our business. We offer a variety of home improvement services that are customized to each individual project. We pride ourselves on the quality of our work, as well as our commitment to outstanding results. We look forward to building lasting relationships with our clients and guarantee your satisfaction!

"I received excellent service from Mathias. He was friendly, knowledgeable, and very efficient. I was amazed at how quick he called me back, how quick he showed up, and how quick he got the job done. I will definitely be calling again and referring to all of my family & friends."

Irene K on October 2025

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FAQs for electrical wiring or panel upgrade projects in Spartanburg, SC

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 Spartanburg, SC 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.