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Electrical wiring or panel upgrade pros in Randolph

Avatar for RYB Electric, LLC
RYB Electric, LLC
4 Elm St
5.00(
14
)
Approved Pro
RYB Electric, LLC
4 Elm St
5.00(
14
)
Approved Pro
Customers say: Quick response
11 local quotes requested
1 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. Loyal, Reliable. Loves his work. Over 20 years of experience!

"Sebastian and his brother did a great job very professional. I would recommend them to anyone."

David C on May 2025

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. Loyal, Reliable. Loves his work. Over 20 years of experience!

"Sebastian and his brother did a great job very professional. I would recommend them to anyone."

David C on May 2025


Avatar for Jenlor Electric, Inc.
Jenlor Electric, Inc.
68 Hillside Rd
4.85(
73
)
Approved Pro
Jenlor Electric, Inc.
68 Hillside Rd
4.85(
73
)
Approved Pro
Customers say: Quality work
Recommended by 97% of Angi customers
Recommended by 97% of HomeAdvisor customers
36 years of experience

Jenlor Electric, Inc. invites you to experience over 33 years of quality workmanship that will exceed your greatest expectations. Sam is known for his polite and conscientious service. Jenlor Electric, Inc. is committed to quality that is evident from the beginning to the completion of your project. Since, 1989, Jenlor Electric, Inc. has earned a reputation for prompt reliable, residential and commercial services. If you are looking for an electrical contractor that follows business practices such as promptly returning phone calls, arriving on time for appointments and following through on promises, then Sam should be the one and only electrician you'll ever need. Call Jenlor Electric, Inc. today - you'll be glad you did.

"We just moved into a new house and Sam, the owner, was responsive, professional and very understanding! Rich did the work, it is great and he got it all done in timely manner. Can't recommend this company highly enough!"

grace b on April 2025

Jenlor Electric, Inc. invites you to experience over 33 years of quality workmanship that will exceed your greatest expectations. Sam is known for his polite and conscientious service. Jenlor Electric, Inc. is committed to quality that is evident from the beginning to the completion of your project. Since, 1989, Jenlor Electric, Inc. has earned a reputation for prompt reliable, residential and commercial services. If you are looking for an electrical contractor that follows business practices such as promptly returning phone calls, arriving on time for appointments and following through on promises, then Sam should be the one and only electrician you'll ever need. Call Jenlor Electric, Inc. today - you'll be glad you did.

"We just moved into a new house and Sam, the owner, was responsive, professional and very understanding! Rich did the work, it is great and he got it all done in timely manner. Can't recommend this company highly enough!"

grace b on April 2025


MIDDLE VALLEY ELECTRIC LLC
224 West Mill Road
5.00(
3
)
Approved Pro
MIDDLE VALLEY ELECTRIC LLC
224 West Mill Road
5.00(
3
)
Approved Pro
Customers say: Quick response
2 years of experience
Free onsite estimate

We take great pride in our experience, expertise, quality and customer service that we provide to meet your needs. 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 a professional manner. Our reputation is based on service, safety and quality, regardless of how large or small the job.

"Brandon did a great job installing . new LED spots in ceilings in two rooms. Very personable and professional, will hire again."

JOE P on November 2024

We take great pride in our experience, expertise, quality and customer service that we provide to meet your needs. 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 a professional manner. Our reputation is based on service, safety and quality, regardless of how large or small the job.

"Brandon did a great job installing . new LED spots in ceilings in two rooms. Very personable and professional, will hire again."

JOE P on November 2024


Avatar for MDL Electric, LLC
MDL Electric, LLC
4 Harrison Avenue
4.81(
67
)
Approved Pro
MDL Electric, LLC
4 Harrison Avenue
4.81(
67
)
Approved Pro
Customers say: Quick response
Recommended by 97% of Angi customers
Recommended by 97% of HomeAdvisor customers
10 years of experience

is committed to excellence 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

"They did a good job replacing the 220v outlet to 120v. Good pricing too."

Maria Cecilia R on May 2024

is committed to excellence 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

"They did a good job replacing the 220v outlet to 120v. Good pricing too."

Maria Cecilia R on May 2024


Schweiger Electrical Contracting, LLC
11 Oak Tree Lane
4.91(
69
)
Approved Pro
Schweiger Electrical Contracting, LLC
11 Oak Tree Lane
4.91(
69
)
Approved Pro
Customers say: Quality work
Recommended by 97% of Angi customers
Recommended by 97% of HomeAdvisor customers
10 years of experience

With several years of experience in the electrical contracting industry, we are the experts you need to take care of your home or business. We handle everything from panel swap outs to service upgrades. We will treat your home as we would treat our own. Give Schweiger Electrical Contracting, LLC, a call today, we look forward to working with you.

"Very reasonable and professional would hire again …."

Gary J on January 2025

With several years of experience in the electrical contracting industry, we are the experts you need to take care of your home or business. We handle everything from panel swap outs to service upgrades. We will treat your home as we would treat our own. Give Schweiger Electrical Contracting, LLC, a call today, we look forward to working with you.

"Very reasonable and professional would hire again …."

Gary J on January 2025


Avatar for Guardian Electric, LLC
Guardian Electric, LLC
3 Birchwood Road
4.93(
36
)
Approved Pro
Guardian Electric, LLC
3 Birchwood Road
4.93(
36
)
Approved Pro
Customers say: Quick response
13 years of experience
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 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.

"Good service and great guys. Guardian has gone above and beyond to provide excellent service."

Robert O on August 2020

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 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.

"Good service and great guys. Guardian has gone above and beyond to provide excellent service."

Robert O on August 2020


Avatar for North Crest, LLC
North Crest, LLC
35 Sherman Ave
4.98(
45
)
Approved Pro
North Crest, LLC
35 Sherman Ave
4.98(
45
)
Approved Pro
Customers say: Quick response
Recommended by 97% of Angi customers
Recommended by 97% of HomeAdvisor customers
5 years of experience

North Crest LLC is committed to excellence in every aspect of our electrical business. While we are relatively new in business, we have been doing many aspects of electrical work for over 30 years. 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. Please call to set up an appointment and allow us to earn your business. North Crest, LLC is licensed and permitted in New Jersey. We are also Licensed in Rockland County, New York.

"Great job! Very professional and a pleasure to do business with. We’d definitely use his services again."

Aviv W on March 2025

North Crest LLC is committed to excellence in every aspect of our electrical business. While we are relatively new in business, we have been doing many aspects of electrical work for over 30 years. 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. Please call to set up an appointment and allow us to earn your business. North Crest, LLC is licensed and permitted in New Jersey. We are also Licensed in Rockland County, New York.

"Great job! Very professional and a pleasure to do business with. We’d definitely use his services again."

Aviv W on March 2025


Hi Tech Electric
13 Oak Lawn Drive
4.74(
71
)
Approved Pro
Hi Tech Electric
13 Oak Lawn Drive
4.74(
71
)
Approved Pro
Customers say: Quality work
32 years of experience
Free onsite estimate

Hi-Tech Electric has been in business since 1993. We believe in quality craftsmanship on all our projects. We strive to bring you the highest quality service and to meet all current NEC codes.

"Great work. Didn’t take any shortcuts."

Timothy R on August 2021

Hi-Tech Electric has been in business since 1993. We believe in quality craftsmanship on all our projects. We strive to bring you the highest quality service and to meet all current NEC codes.

"Great work. Didn’t take any shortcuts."

Timothy R on August 2021


Avatar for Transform Electric, LLC
Transform Electric, LLC
3303 Winder Dr
4.96(
14
)
Approved Pro
Transform Electric, LLC
3303 Winder Dr
4.96(
14
)
Approved Pro
Customers say: Quick response
Recommended by 92% of Angi customers
Recommended by 92% of HomeAdvisor customers
13 years of experience

Transform Electric LLC is a family owned and operated company that offers top quality service at a fair price. Why choose us? Customer satisfaction is our number one priority. With a drive to build lasting relationships and expert knowledge, we deliver a product that is unmatched and done right the first time ,without any surprises. Call us today for a free estimate.

"Exceeded all our expectations. Quality of work is high at a very reasonable price. Would hire them again for future projects. Highly recommended weâ re very happy of the service we got."

Rommel G on November 2023

Transform Electric LLC is a family owned and operated company that offers top quality service at a fair price. Why choose us? Customer satisfaction is our number one priority. With a drive to build lasting relationships and expert knowledge, we deliver a product that is unmatched and done right the first time ,without any surprises. Call us today for a free estimate.

"Exceeded all our expectations. Quality of work is high at a very reasonable price. Would hire them again for future projects. Highly recommended weâ re very happy of the service we got."

Rommel G on November 2023


Avatar for Ryland Electric, LLC
Ryland Electric, LLC
129 Hillside Road
4.97(
70
)
Approved Pro
Ryland Electric, LLC
129 Hillside Road
4.97(
70
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
16 years of experience

Ryland Electric is Prompt, Professional and Reliable. We strive to complete our projects in a timely manner, with quality installation and reasonable pricing. We are a full service electrical contractor. Call us directly today. Office# 973.512.3217 Cynthia will be happy to answer your questions.

"I had my electrical panel replaced and an interlock device installed for my portable generator. Ryland was very professional from start to finish. Ryan came quickly for the estimate and when he found an issue with my outside wiring he explained it to me and showed me the problem. I felt the price was more than fair and I would use this company again."

diane o on December 2014

Ryland Electric is Prompt, Professional and Reliable. We strive to complete our projects in a timely manner, with quality installation and reasonable pricing. We are a full service electrical contractor. Call us directly today. Office# 973.512.3217 Cynthia will be happy to answer your questions.

"I had my electrical panel replaced and an interlock device installed for my portable generator. Ryland was very professional from start to finish. Ryan came quickly for the estimate and when he found an issue with my outside wiring he explained it to me and showed me the problem. I felt the price was more than fair and I would use this company again."

diane o on December 2014

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FAQs for electrical wiring or panel upgrade projects in Randolph, NJ

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 Randolph, NJ homeowners’ guide to electrical wiring or panel upgrades
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