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Find Electrical wiring or panel upgrade pros in Sanford

Avatar for Cote Electric, LLC

Cote Electric, LLC

4.95(
43
)
Approved Pro

Cote Electric, LLC

4.95(
43
)
Approved Pro
Super Service Award
39 years of experience
Free onsite estimate

Cote Electric, LLC is a Manchester, New Hampshire-based electrical contractor specializing in residential, commercial, and industrial services. Established in 1987, the company has over 30 years of experience providing integrated electrical solutions throughout Northern New England.

"Emilio was quiet at first but I soon realized he was concentrating on diagnosing issues with my generator. He thoroughly went thru the system and then went about doing the repairs needed all the while being a personable and respectful person. Absolutely would recommend the company again"

Joseph A on October 2025

Cote Electric, LLC is a Manchester, New Hampshire-based electrical contractor specializing in residential, commercial, and industrial services. Established in 1987, the company has over 30 years of experience providing integrated electrical solutions throughout Northern New England.

"Emilio was quiet at first but I soon realized he was concentrating on diagnosing issues with my generator. He thoroughly went thru the system and then went about doing the repairs needed all the while being a personable and respectful person. Absolutely would recommend the company again"

Joseph A on October 2025


RGS Electric, Inc.

4.79(
108
)
Approved Pro

RGS Electric, Inc.

4.79(
108
)
Approved Pro
Super Service Award
Customers say: Quality work
Recommended by 94% of Angi customers
Recommended by 94% of HomeAdvisor customers
36 years of experience

With over 25 years of experience, RGS Electric, is your #1 electrician in the Southern Maine area! We strive for strong relationships with our clients to ensure your satisfaction and quality is our top priority. Call today for a free estimate!

"Yes Not now "

marila d on September 2025

With over 25 years of experience, RGS Electric, is your #1 electrician in the Southern Maine area! We strive for strong relationships with our clients to ensure your satisfaction and quality is our top priority. Call today for a free estimate!

"Yes Not now "

marila d on September 2025


"Jesse has been doing electrical jobs for my personal properties and my house and condo. Always does a great job quickly too"

Debby T on January 2026

At Jesse Wright Electrical and Solar, our priories are customer service and quality work. We pride ourselves on building lasting relationships with our clients. Call us for an estimate. We look forward to working with you!

"Jesse has been doing electrical jobs for my personal properties and my house and condo. Always does a great job quickly too"

Debby T on January 2026


Avatar for Mr. Electric of Southeast NH

Mr. Electric of Southeast NH

4.89(
77
)
Approved Pro

Mr. Electric of Southeast NH

4.89(
77
)
Approved Pro
Customers say: Quick response
Recommended by 94% of Angi customers
Recommended by 94% of HomeAdvisor customers
2 years of experience

At Mr. Electric, we bring peace of mind to your home with reliable, high-quality electrical services you can count on. Backed by our Done Right Promise — if it’s not right, we’ll make it right — at no extra charge. We’re proud to deliver friendly, professional service every time, treat your home with care and respect, give back to the communities we serve, and honor the veterans who protect our freedom. Whether it’s a simple light fixture, a full panel upgrade, or anything in between — you’re not just hiring an electrician… you’re choosing a team that truly cares about your home and your family.

"They were very efficient, came on time, very clean, and reasonably priced."

Sylvia D on February 2026

At Mr. Electric, we bring peace of mind to your home with reliable, high-quality electrical services you can count on. Backed by our Done Right Promise — if it’s not right, we’ll make it right — at no extra charge. We’re proud to deliver friendly, professional service every time, treat your home with care and respect, give back to the communities we serve, and honor the veterans who protect our freedom. Whether it’s a simple light fixture, a full panel upgrade, or anything in between — you’re not just hiring an electrician… you’re choosing a team that truly cares about your home and your family.

"They were very efficient, came on time, very clean, and reasonably priced."

Sylvia D on February 2026


Diamond Electrical Contractors, LLC

4.83(
76
)
Approved Pro

Diamond Electrical Contractors, LLC

4.83(
76
)
Approved Pro
Customers say: Quick response
Recommended by 94% of Angi customers
Recommended by 94% of HomeAdvisor customers
32 years of experience

We are not currently offering smaller electrical services, including outlets, fixtures, running wire or panels for things that are not in the home like rvs or boats. We only service electrical panel upgrades within the home and the average cost for this service is around 5000$ but cost will go up or vary according to scope of project. At Diamond Electrical Contractors, LLC our training and experience is second to none. For electrical work you can trust, call the professionals at Diamond Electrical Contractors today!

"If you are looking for the Best of the Best hire Mark!! Professional, Quality and Amazing!! Thank you for adding a Circuit Breaker for my Water Tank!!"

Fay S on November 2025

We are not currently offering smaller electrical services, including outlets, fixtures, running wire or panels for things that are not in the home like rvs or boats. We only service electrical panel upgrades within the home and the average cost for this service is around 5000$ but cost will go up or vary according to scope of project. At Diamond Electrical Contractors, LLC our training and experience is second to none. For electrical work you can trust, call the professionals at Diamond Electrical Contractors today!

"If you are looking for the Best of the Best hire Mark!! Professional, Quality and Amazing!! Thank you for adding a Circuit Breaker for my Water Tank!!"

Fay S on November 2025


Casco Bay Electric, LLC

4.79(
110
)
Approved Pro

Casco Bay Electric, LLC

4.79(
110
)
Approved Pro
Customers say: Quality work
Recommended by 94% of Angi customers
Recommended by 94% of HomeAdvisor customers
22 years of experience

When searching for your electrical needs for your home,Casco Electric Bay LLC. is your answer. They guarantee a safe and professional service every visit, and look forward to serving you.

"Easy to work with, "

Cameron W on September 2025

When searching for your electrical needs for your home,Casco Electric Bay LLC. is your answer. They guarantee a safe and professional service every visit, and look forward to serving you.

"Easy to work with, "

Cameron W on September 2025


Avatar for Generator Supercenter of Maine

Generator Supercenter of Maine

4.92(
26
)
Approved Pro

Generator Supercenter of Maine

4.92(
26
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
6 years of experience

Generator Supercenter of Maine 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. As a father and son-owned business, we?re committed to the best service. When you call us, our estimates are free, so you can meet with a member of our team to learn about your options with no strings attached!

"Efficient and polite. Also, the repairman was able to explain what happened and how to prevent it from happening again in terms that anyone would understand"

Mitch R on January 2023

Generator Supercenter of Maine 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. As a father and son-owned business, we?re committed to the best service. When you call us, our estimates are free, so you can meet with a member of our team to learn about your options with no strings attached!

"Efficient and polite. Also, the repairman was able to explain what happened and how to prevent it from happening again in terms that anyone would understand"

Mitch R on January 2023


Avatar for Heritage Home Service

Heritage Home Service

4.54(
984
)
Approved Pro

Heritage Home Service

4.54(
984
)
Approved Pro
Customers say: Quality work
Recommended by 91% of Angi customers
Recommended by 91% of HomeAdvisor customers
38 years of experience

Heritage Home Service is a premier home service provider operating in New Hampshire, Massachusetts and Southern Maine. Bringing all the perks that come with having a large team while maintaining a strong focus on family-oriented service. Our namesake is about honoring those who came before us, and most importantly, it is about leaving a legacy of serving people extraordinarily well. For over 37 years in business, we have helped countless families across our community stay comfortable and healthy in their homes, and today we continue to evolve and find new ways to serve you even better.

"Initially problem was only partially fixed. Came back and fixed the problem completely at their cost."

Cindy J on December 2025

Heritage Home Service is a premier home service provider operating in New Hampshire, Massachusetts and Southern Maine. Bringing all the perks that come with having a large team while maintaining a strong focus on family-oriented service. Our namesake is about honoring those who came before us, and most importantly, it is about leaving a legacy of serving people extraordinarily well. For over 37 years in business, we have helped countless families across our community stay comfortable and healthy in their homes, and today we continue to evolve and find new ways to serve you even better.

"Initially problem was only partially fixed. Came back and fixed the problem completely at their cost."

Cindy J on December 2025


Avatar for Tru Blu Electric

Tru Blu Electric

4.92(
13
)
Approved Pro

Tru Blu Electric

4.92(
13
)
Approved Pro
Super Service Award
Customers say: Quick response
4 years of experience

Welcome to Tru Blu Electric! We take pride in the quality of work and customer satisfaction that we give each and every customer! We are known to pay exquisite attention to detail while making customer satisfaction our top priority. Call us today to learn more about how we can help you!

"Cory was courteous and efficient and fixed the issue, as well as another related issue that I had not previously spotted. Very well done."

Brett W on January 2026

Welcome to Tru Blu Electric! We take pride in the quality of work and customer satisfaction that we give each and every customer! We are known to pay exquisite attention to detail while making customer satisfaction our top priority. Call us today to learn more about how we can help you!

"Cory was courteous and efficient and fixed the issue, as well as another related issue that I had not previously spotted. Very well done."

Brett W on January 2026


"Getting scheduled was a little difficult but I can't deduct any stars for that. Clearly Moses Electric is busy because they do quality work and the communication on getting scheduled was fantastic. I had them do four different things; they gave me a fair price and did it quickly and cleanly. They cleaned up after themselves -- no pieces of copper or wire jacketing laying around for the dog to find. I couldn't be happier."

Brian H on May 2025

I provide all of my customers with Prompt professional service. My 20 years of experience in the industry will be able to guide you in the right direction with any project

"Getting scheduled was a little difficult but I can't deduct any stars for that. Clearly Moses Electric is busy because they do quality work and the communication on getting scheduled was fantastic. I had them do four different things; they gave me a fair price and did it quickly and cleanly. They cleaned up after themselves -- no pieces of copper or wire jacketing laying around for the dog to find. I couldn't be happier."

Brian H on May 2025

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FAQs for electrical wiring or panel upgrade projects in Sanford, ME

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 Sanford, ME 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.