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Find Electrical wiring or panel upgrade pros in Annapolis Junction

Maryland Electric, Inc.

5.00(
4
)
Approved Pro

Maryland Electric, Inc.

5.00(
4
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
10 years of experience

We offer over 40 years of combined experience in the electrical industry. We take on a wide range of electrical projects to include full installation for additions and remodels as well as generator installs, wiring and panel upgrades, and a variety of other jobs. We take pride in our quality of work and our commitment to outstanding results. We're committed to providing a personalized service for each individual project we take on. We have low overhead, thus we are responsive and provide emergency 24/7 service. We are a Maryland owned and operated company. We live here and raise our families here. We look forward to building strong, long-term relationships with our clients, earning your repeat business and referrals. We guarantee your satisfaction.

"Pleasant experience, extremely knowledgeable, priced fairly, will most definitely call them back for future electrical projects."

Patricia S on March 2018

We offer over 40 years of combined experience in the electrical industry. We take on a wide range of electrical projects to include full installation for additions and remodels as well as generator installs, wiring and panel upgrades, and a variety of other jobs. We take pride in our quality of work and our commitment to outstanding results. We're committed to providing a personalized service for each individual project we take on. We have low overhead, thus we are responsive and provide emergency 24/7 service. We are a Maryland owned and operated company. We live here and raise our families here. We look forward to building strong, long-term relationships with our clients, earning your repeat business and referrals. We guarantee your satisfaction.

"Pleasant experience, extremely knowledgeable, priced fairly, will most definitely call them back for future electrical projects."

Patricia S on March 2018


Trade Collaborators

4.90(
10
)
Approved Pro

Trade Collaborators

4.90(
10
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
20 years of experience

Serving Baltimore County and the surrounding areas, Trade Collaborators is your solution for all your appliance service and repair needs. We take great pride in our extreme professionalism, timeliness and superior customer service on every job. We make sure to develop a lasting relationship, so that the next time service is needed there will be no question who to call. Give us a call today, so we can answer all of your questions. Satisfaction guaranteed!

"They find the problem and fix it at a reasonable price. It's as simple as that."

Tywanna G on May 2018

Serving Baltimore County and the surrounding areas, Trade Collaborators is your solution for all your appliance service and repair needs. We take great pride in our extreme professionalism, timeliness and superior customer service on every job. We make sure to develop a lasting relationship, so that the next time service is needed there will be no question who to call. Give us a call today, so we can answer all of your questions. Satisfaction guaranteed!

"They find the problem and fix it at a reasonable price. It's as simple as that."

Tywanna G on May 2018


Avatar for One Source, LLC

One Source, LLC

5.00(
5
)
Approved Pro

One Source, LLC

5.00(
5
)
Approved Pro
Customers say: Quick response
12 years of experience
Free onsite estimate

One Source Systems is one of the premier custom integrators in the greater Washington D.C. area. We are focused on an elevated client experience and meeting your needs for Smart Home design, including experiential elements such as lighting, shades and incredible dedicated theater and Audio/Video solutions. With over 10 years of experience in the audio industry, we are the experts you need to take care of your home or business. We will treat your home as we would treat our own. Give One Source a call today - we look forward to working with you!

"They stayed all day arriving at like 10:00am to get the job done and didn’t leave until like 11:30pm"

Steve B on July 2021

One Source Systems is one of the premier custom integrators in the greater Washington D.C. area. We are focused on an elevated client experience and meeting your needs for Smart Home design, including experiential elements such as lighting, shades and incredible dedicated theater and Audio/Video solutions. With over 10 years of experience in the audio industry, we are the experts you need to take care of your home or business. We will treat your home as we would treat our own. Give One Source a call today - we look forward to working with you!

"They stayed all day arriving at like 10:00am to get the job done and didn’t leave until like 11:30pm"

Steve B on July 2021


Avatar for DELTA Electric, LLC

DELTA Electric, LLC

5.00(
2
)
Approved Pro

DELTA Electric, LLC

5.00(
2
)
Approved Pro
5 years of experience
Free onsite estimate

We take great pride our experience, expertise, quality, and customer service that we provide to meet the consumer need. It is our mission to provide excellent workmanship and complete customer satisfaction from start to 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.

We take great pride our experience, expertise, quality, and customer service that we provide to meet the consumer need. It is our mission to provide excellent workmanship and complete customer satisfaction from start to 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.


Avatar for Mark H. Anderson Electrical Services, Inc.

Mark H. Anderson Electrical Services, Inc.

4.84(
372
)
Approved Pro

Mark H. Anderson Electrical Services, Inc.

4.84(
372
)
Approved Pro
Customers say: True professional
Recommended by 94% of Angi customers
Recommended by 94% of HomeAdvisor customers
36 years of experience

Established in 1990, Mark H. Anderson continues to lead the competition within the Baltimore and surrounding areas. Your home is your castle and you don't take that investment lightly, neither do I. For over sixteen years, discriminating homeowners have looked to Mark H. Anderson for their electrical needs. Our one on one service is our dedication to your vision. Mark H. Anderson Electric prides themselves on an outstanding record of quality service and attention to detail. The foundation of our company has been built by satisfied clients giving us the name of their business associate, neighbor, or friends. Our philosophy is to treat your home as we would our own, and this is complimented by our unprecedented standing within the industry. Our reputation is a testament to the level of service and quality of result you'll get and can expect when you choose Mark H. Anderson for your electrical needs: Experienced: We are experienced in the residential electrical sector. Our company has satisfied customers throughout the metro area. Ask our customers, and they will tell you that there is nothing we can not do when it comes to electrical service. Qualified: Our high quality of experience allows us to quickly determine what the problem is and fix it quickly and safely. Dependable: We are prompt and on time. You will not be left waiting! Honest: We will find the problem and fix it fast! And we will always provide you with the lowest price possible. Neat: We never leave a mess. After our work is done, we do the cleaning. References: We provide customer references upon request, so just ask us. In fact, we will be glad to provide you with proof of our own Maryland Electrical Licenses.

"Response to request was almost immediate and followed up with a phone. He was on time and completed the project in a timely manner. He was knowledgeable and vey polite."

Philomina C on January 2025

Established in 1990, Mark H. Anderson continues to lead the competition within the Baltimore and surrounding areas. Your home is your castle and you don't take that investment lightly, neither do I. For over sixteen years, discriminating homeowners have looked to Mark H. Anderson for their electrical needs. Our one on one service is our dedication to your vision. Mark H. Anderson Electric prides themselves on an outstanding record of quality service and attention to detail. The foundation of our company has been built by satisfied clients giving us the name of their business associate, neighbor, or friends. Our philosophy is to treat your home as we would our own, and this is complimented by our unprecedented standing within the industry. Our reputation is a testament to the level of service and quality of result you'll get and can expect when you choose Mark H. Anderson for your electrical needs: Experienced: We are experienced in the residential electrical sector. Our company has satisfied customers throughout the metro area. Ask our customers, and they will tell you that there is nothing we can not do when it comes to electrical service. Qualified: Our high quality of experience allows us to quickly determine what the problem is and fix it quickly and safely. Dependable: We are prompt and on time. You will not be left waiting! Honest: We will find the problem and fix it fast! And we will always provide you with the lowest price possible. Neat: We never leave a mess. After our work is done, we do the cleaning. References: We provide customer references upon request, so just ask us. In fact, we will be glad to provide you with proof of our own Maryland Electrical Licenses.

"Response to request was almost immediate and followed up with a phone. He was on time and completed the project in a timely manner. He was knowledgeable and vey polite."

Philomina C on January 2025


Avatar for Three Brothers Services, LLC

Three Brothers Services, LLC

4.97(
57
)
Approved Pro

Three Brothers Services, LLC

4.97(
57
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
17 years of experience

We are a locally owned and operated company that values honesty and integrity and treats your home as if it were our own. We have many years of experience to give you confidence that we are your number one choice for your next home project. You will find us to be competitively priced with close attention to the details of each and every project that we are involved with. We look forward to building lasting relationships and guarantee your satisfaction! Licensed & Bonded Maryland Home Improvement #141947 Maryland Master Electrician #14130 Virginia Master Electrician #2710073038

"Three Brothers is the best. We have hired Saul and team for several electrical projects both big and small over the past few years. They have never disappointed. Highly recommend for any electrical needs."

David G on July 2023

We are a locally owned and operated company that values honesty and integrity and treats your home as if it were our own. We have many years of experience to give you confidence that we are your number one choice for your next home project. You will find us to be competitively priced with close attention to the details of each and every project that we are involved with. We look forward to building lasting relationships and guarantee your satisfaction! Licensed & Bonded Maryland Home Improvement #141947 Maryland Master Electrician #14130 Virginia Master Electrician #2710073038

"Three Brothers is the best. We have hired Saul and team for several electrical projects both big and small over the past few years. They have never disappointed. Highly recommend for any electrical needs."

David G on July 2023


Avatar for Mr. Electric of Columbia, MD

Mr. Electric of Columbia, MD

5.00(
5
)
Approved Pro

Mr. Electric of Columbia, MD

5.00(
5
)
Approved Pro
48 local quotes requested
1 years of experience

Since 1994, our network of locally owned and operated Mr. Electric franchises have delivered electrical services according to our Customer and Safety-First Service Philosophy. This approach has made Mr. Electric one of the country's largest and fastest-growing electrical services companies. Each day, we serve the electrical needs of millions of residential and commercial customers to ensure their systems continue to operate safely and efficiently.

Since 1994, our network of locally owned and operated Mr. Electric franchises have delivered electrical services according to our Customer and Safety-First Service Philosophy. This approach has made Mr. Electric one of the country's largest and fastest-growing electrical services companies. Each day, we serve the electrical needs of millions of residential and commercial customers to ensure their systems continue to operate safely and efficiently.


"My husband and I can never see the house coming home from work Jah and El did a amazing job lighting up the house ! Reasonable pricing too! 10/10 would recommend. "

Jaime R on January 2026

369 Electric

"My husband and I can never see the house coming home from work Jah and El did a amazing job lighting up the house ! Reasonable pricing too! 10/10 would recommend. "

Jaime R on January 2026


Avatar for SUPER ELECTRIC LLC

SUPER ELECTRIC LLC

5.00(
6
)
Approved Pro

SUPER ELECTRIC LLC

5.00(
6
)
Approved Pro
5 years of experience
Free onsite estimate

SUPER 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.

"Bought 2 ring cameras wired ( floodlights ) , first wanted to install my self but found out it wasn’t as simple as it look on the video because of my house set up . Mario and his team came over and did all the adjustments necessary , add and run new line for them to work properly . Very satisfied. They have also help out with some commercial work for my company . On time time & affordable pricing . Highly recommended."

Sebastian F on October 2025

SUPER 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.

"Bought 2 ring cameras wired ( floodlights ) , first wanted to install my self but found out it wasn’t as simple as it look on the video because of my house set up . Mario and his team came over and did all the adjustments necessary , add and run new line for them to work properly . Very satisfied. They have also help out with some commercial work for my company . On time time & affordable pricing . Highly recommended."

Sebastian F on October 2025


Avatar for Mr. Electric of Fort Washington

Mr. Electric of Fort Washington

5.00(
3
)
Approved Pro

Mr. Electric of Fort Washington

5.00(
3
)
Approved Pro
Free onsite estimate

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.

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.

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FAQs for electrical wiring or panel upgrade projects in Annapolis Junction, MD

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 Annapolis Junction, MD 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.